China Zhejiang Hanlong New Material Co., Ltd. Company News

Blog Professional knowledge explanation of specialized fabrics for mobile sunshades This product is designed specifically for outdoor mobile sunshades, using high-strength polyester base fabric and functional coating composite technology, which combines sunshade, waterproof, and wind resistance performance. Professional evaluation data shows that high-performance sunshade fabrics typically weigh ≥ 400g/㎡ and have a thickness ≥ 0.45mm to ensure structural stability and tear resistance. Polyester base fabric combined with PVC coating has a tensile strength of over 2000N/5cm and a tear strength of ≥ 250N/5cm, which is sufficient to withstand outdoor wind loads and frequent tensile stresses.The anti UV performance is achieved through PVDF or acrylic surface layer, with a UPF of up to 50+, effectively blocking more than 98% of harmful UV rays. In terms of waterproofing, the hydrostatic pressure can reach more than 3000 mm to ensure no leakage under rainstorm conditions. The temperature resistance range covers -30 ℃ to+70 ℃, and the surface has undergone self-cleaning treatment to prevent dirt and mildew, making it suitable for commercial and household mobile sunshade scenarios. Guide to selecting specialized fabrics for mobile sunshades 1. Weight and Thickness - Match Durability by SceneRecommended for household/seasonal use: ≥ 400g/㎡, ≥ 0.45mm, balancing flexibility and portability; Commercial/long-term outdoor recommendations are ≥ 600g/㎡ and ≥ 0.7mm to enhance wind and tear resistance. Too low thickness is prone to damage in strong winds, while too thick thickness affects the flexibility of expansion and contraction.2. Strength and Wind Resistance - Speak with DataVerify the data for tensile strength ≥ 2000N/5cm and tear strength ≥ 250N/5cm to ensure the ability to withstand wind loads and frequent tensile stresses. It is recommended to choose reinforced structures with wind resistance levels ≥ 6-7 in coastal areas with strong winds.3. Waterproof and UV resistant - dual hardness indexThe hydrostatic pressure is required to be ≥ 3000mmH ₂ O to ensure no leakage in rainstorm; UPF ≥ 50+blocks over 98% of ultraviolet rays. Polyester base fabric combined with PVC coating is a good basic option, while acrylic fabric has better UV resistance and breathability but higher cost.4. Weather resistance range - temperature adaptabilityConfirm that the temperature resistance range covers -30 ℃ to+70 ℃, ensuring that it does not become brittle after exposure to sunlight and does not crack in severe cold. Mobile sunshade user feedback Q: Is it stable to use on windy days? Will it be blown out loud?A: The key depends on the skeleton and fixation method. Some users have reported that after using it for two months and experiencing several windy days, the tent still "doesn't shake". Another user stated that they have been using it for over a year and the fabric has remained intact during the 'light storm'. However, some users have also mentioned that they feel that the tent is "not very reassuring" under "moderate gusts of wind", and it is recommended to reinforce it in areas with strong winds or fold it up in a timely manner.Q: What is the actual performance of waterproof and sunscreen effects?A: The actual measurement of rainstorm is reliable. Some users have provided feedback that during a storm, "rainwater flows along the curved roof, and the area below is so dry that it can be stepped on barefoot," while others have stated that they have been using it for the entire summer without any problems. In terms of sun protection, some users have reported that the sunshade effect is obvious, and the temperature under the shed is "10 degrees lower than outside". Company Backround: Zhejiang Hanlong New Materials Co.,Ltd.      Was established in 2016.It is a modern enterprise engaged in industrial fabric research and development,design,production,and sales.      The company has introduced advanced coating and laminating production lines, -mainly producing PVC,PET,TPU,TPO,and other sandwich materials used in tents,membrane structures,airtightness,luggage,protection,medical,and other fields. Contact us Tel:0086 15958345754  Email: Lex@zjhanlong.cn Our Fcatory:Building B, No. 16 Huajin Road, Zhouwangmiao Town, Haining City, Jiaxing City, Zhejiang Province

Blog Professional Evaluation Data Interpretation: Custom PVC Tarp for Inflatable Slides This product employs a high-strength 1000D polyester mesh base fabric combined with a double-sided PVC coating process, forming a three-layer sandwiched mesh structure, specifically designed for large amusement facilities such as inflatable slides. Professional evaluation data shows that the commercial-grade fabric with a 0.55mm specification exhibits excellent mechanical performance: a breaking strength of 2561/2354N/5cm (length/width) and a tear strength of 441/388N. When thickened to a 0.9mm specification, the peel strength can be further enhanced to 111/102N/5cm. The material's temperature resistance ranges from -30°C to +70°C, with some manufacturers passing -35°C low-temperature tests. It also features flame-retardant properties that self-extinguish upon removal from a heat source. The hydrostatic pressure is ≥50kPa, ensuring reliable waterproof sealing for long-term use. Guide to purchasing customized PVC tarpaulin for inflatable slides 1. Weight and Thickness - Match Strength by SceneIt is recommended to use PVC tarpaulin with a thickness of 0.55mm or more and a weight of 500-610g/㎡ for commercial grade slides. The 0.55mm specification is the most commonly used specification for commercial inflatable facilities, with a tear strength of 441/388N in the warp/weft direction, sufficient to withstand frequent jumping and friction. Heavy materials with a weight of ≥ 700g/㎡ should be selected for impact areas such as slide entrances.2. Mechanical properties - speak with dataThird party performance testing reports must be verified during procurement. Suppliers are required to provide the following core data: tensile strength (ISO 1421), tear strength (DIN 53363), and peel strength (DIN 53357). The standard reference values for commercial materials are: longitudinal tear ≥ 400N, peel strength ≥ 85N/5cm.3. Flame retardant and weather resistant - dual guarantee of safety outdoorsThe flame retardant performance should comply with EN 13501 or DIN 4102 B1 standards and self extinguish upon ignition. The temperature resistance range should cover -35 ℃ to+70 ℃. High UV resistance and anti mold treatment are crucial for extending outdoor service life. User feedback on customized PVC tarpaulin for inflatable slides Q: Can this 0.55mm PVC mesh cloth withstand repeated collisions from children at the seams when used on inflatable slides?A: Indeed, it can withstand it. The key is to consider the process and materials used. Our product adopts high-frequency welding technology, with high seam strength, and multiple layers of reinforcement are also applied to stress points such as the bottom and slide entrance. A lessee has provided feedback that they have been using it for several months without tearing or leaking, and it is still intact and undamaged. Its tear strength is 441N in the warp direction and 388N in the weft direction, ensuring tear resistance.Q: Will the surface of the slide be too slippery, causing the child to lose control of their speed when sliding down? How is the security?A: There are considerations in the design. The surface of the slide is covered with a special sliding cloth, which has been treated with fog and anti glare lines. It is not dazzling under sunlight and slides smoothly without losing control. The structural safety of inflatable slides is crucial, with proper materials, stable air pressure, and fixed bottom anchor points, making it less likely for children to tilt or injure themselves while running, jumping, and rolling.Q: Will the fabric age, fade, or become brittle quickly when exposed to the sun in summer?A: Legitimate commercial materials can withstand exposure to direct sunlight. This product uses commercial grade 0.55mm PVC mesh fabric, which has UV resistance, flame retardancy, and waterproof properties, and meets export standards. The material remains stable even after two summers of outdoor use and will not age or crack quickly. Of course, folding and storing after use can further extend its lifespan. Company Backround: Zhejiang Hanlong New Materials Co.,Ltd.      Was established in 2016.It is a modern enterprise engaged in industrial fabric research and development,design,production,and sales.      The company has introduced advanced coating and laminating production lines, -mainly producing PVC,PET,TPU,TPO,and other sandwich materials used in tents,membrane structures,airtightness,luggage,protection,medical,and other fields. Contact us Tel:0086 15958345754  Email: Lex@zjhanlong.cn Our Fcatory:Building B, No. 16 Huajin Road, Zhouwangmiao Town, Haining City, Jiaxing City, Zhejiang Province

Blog Professional Evaluation Data Interpretation: Tonneau/Flat Cover Specialized PVC-Coated Polyester Waterproof Fabric This product utilizes a 100% polyester high-strength base fabric combined with a double-sided PVC coating process, specifically designed for pickup truck beds and trailer flat covers. It features high strength, UV resistance, and weather resistance. The PVC coating process directly impacts mechanical properties—research indicates that using low-viscosity PVC resin can increase peel strength by approximately 29% and tear strength by about 11%.Professional testing data indicates that high-performance tonneau fabric typically weighs between 500-900g/㎡, with a breaking strength of ≥2500N/5cm in warp/weft directions, tear resistance ≥250N, peel strength ≥100N/5cm, and the ability to withstand high-speed wind pressure and repeated folding stress. The material maintains durability across a temperature range of -30°C to +70°C, featuring waterproof, UV-resistant, and mildew-proof properties, making it suitable for all-weather outdoor use. Tonneau/Pickup Flat Cover PVC Coated Polyester Waterproof Cloth Selection Guide 1. Weight and strength matchingTonneau cover fabric needs to withstand high-speed wind pressure and repeated opening and closing. It is recommended to select according to the strength of use:Mild/seasonal use: 500-650gsm, approximately 15-19oz/yd ², suitable for occasional short trips or household useStandard/Daily Use: 650-900gsm, approximately 19-27oz/yd ², suitable for daily freight or regular pickup trucksHeavy/long-distance transportation: 900-1200gsm, approximately 27-36oz/yd ², suitable for heavy-duty transportation of steel, equipment, etcProducts below 500gsm have weak wind and tear resistance, and are prone to damage during high-speed driving.2. Base fabric and mechanical performance verificationRequire 1000D × 1000D high-density polyester base fabric, with a recommended tensile strength of ≥ 2500N/5cm in the warp/weft direction and a tear strength of ≥ 300N. At the same time, verify the peel strength of ≥ 100N/5cm (DIN 53357) to ensure that the PVC coating does not separate during repeated folding.3. Weather resistance and waterproofingVerify that the hydrostatic pressure is ≥ 3000mmH ₂ O to ensure no leakage in rainstorm. The temperature resistance range is required to cover -30 ℃ to+70 ℃, and it should be treated with anti ultraviolet radiation (QUV 1000-2000 hours) to ensure long-term exposure to sunlight without brittleness or fading. Pay attention to checking the edge heat sealing and metal buckle reinforcement of the finished cover cloth. Q: Will the fabric of this Tonneau cover shake or even be lifted up by the wind when driving on the highway?A: The key depends on the fabric, base fabric, and weight. High quality Tonneau fabric is made of 1000D × 1000D high-density polyester base fabric, combined with double-sided PVC coating, with a tensile strength of over 2500N/5cm, a tear strength of ≥ 250N, and guaranteed wind resistance. A user tested the car and ran it for several months, feeling that it was "more durable than expected with a soft top, and the long-distance travel goods remained dry and comfortable". Some users also mentioned the need to "pull very tightly to prevent the wind from making a rattling sound at high speeds", and it is recommended to use a tightening strap or tensioner during installation.Q: Is waterproof reliable in rainstorm days? Will high-speed rain cause water seepage?A: A reliable product can achieve no leakage. Many users reported that the container was "always dry without water seepage" in rainstorm days. When making a purchase, check that the hydrostatic pressure is ≥ 3000mmH ₂ O, and also pay attention to the waterproof design of the edge heat sealing and buckle parts. A user tested and washed the car wash machine once, but surprisingly, not a single drop of water seeped in.Q: Will the fabric become brittle or fade after prolonged exposure to sunlight and rain?A: PVC coating itself has UV resistance and weather resistance properties. Some manufacturers claim a service life of 3-7 years. It is recommended to check the anti UV treatment (QUV 1000-2000 hours) and temperature resistance range (-30 ℃ to+70 ℃) when purchasing to ensure that it does not become brittle or crack after exposure to sunlight. Company Backround: Zhejiang Hanlong New Materials Co.,Ltd.      Was established in 2016.It is a modern enterprise engaged in industrial fabric research and development,design,production,and sales.      The company has introduced advanced coating and laminating production lines, -mainly producing PVC,PET,TPU,TPO,and other sandwich materials used in tents,membrane structures,airtightness,luggage,protection,medical,and other fields. Contact us Tel:0086 15958345754  Email: Lex@zjhanlong.cn Our Fcatory:Building B, No. 16 Huajin Road, Zhouwangmiao Town, Haining City, Jiaxing City, Zhejiang Province

Blog Professional Evaluation Data Interpretation: UV-resistant Industrial PVC-Coated Polyester Mesh Fabric Professional test data shows that the warp/ weft tensile strength can reach 1450N/5cm and 1300N/5cm respectively, with tear strength of 350N/220N, effectively resisting strong winds and daily abrasion. The material's temperature resistance ranges from -30℃ to +70℃, with light fastness exceeding grade 6 (DIN EN ISO 105 B02), maintaining mechanical stability even after prolonged UV exposure. Flame retardancy options include B1 level (EN 13501) or NFPA 701 certification, featuring self-extinguishing properties. With a weight range of 270-450g/㎡, it balances lightweight and durability, suitable for advertising graphics and truck cover applications in tropical climates. UV resistant industrial PVC coated polyester mesh selection guide 1. Application scenarios that match weight and strengthCambodia has high temperature and humidity, strong sunlight, and high durability requirements for advertising and truck tarpaulins. Select weight based on usage scenario: For advertising screens, choose 270-450g/㎡ mesh fabric that balances lightweight and printability, while for truck tarpaulins, it needs to be ≥ 600g/㎡ to cope with long-distance wind pressure friction.2. Verification of core indicators for mechanics and UV resistanceRequest for testing report: tensile strength in the warp/weft direction ≥ 1450/1300N/5cm, tear strength in the warp/weft direction ≥ 350/220N. At the same time, the light fastness should be>level 6 (DIN EN ISO 105 B02) to ensure long-term exposure to sunlight without fading or brittleness. Q: With such strong sunlight in Cambodia, will this UV resistant mesh fabric fade severely after six months when used for advertising images?A: The anti UV performance is good. A local wholesaler in Cambodia has provided feedback that the advertising board made of this 270g/㎡ mesh fabric has been hung outside for more than a year, but the colors on the screen are still bright and there is no obvious fading. This is due to its standard of light fastness>level 6, which is much more durable than local ordinary advertising fabrics.Q: Due to frequent sudden rainstorm in rainy season, can the waterproof and tear resistance be withstood?A: During the local rainy season and typhoon weather, the truck drove at a speed of 80km/h without tearing or loosening the edges of the tarpaulin. The mesh structure balances strength and tear resistance, and the waterproof coating can effectively block rainwater infiltration. The wholesaler said, 'It is more durable than the ordinary PVC cloth used before, so you don't have to worry about it being blown by the wind.'. ”Q: Will the material be too heavy and difficult to construct? How is the breathability?A: The specification of 270g/㎡ balances lightweight and strength. Some customers have provided feedback that this fabric is lighter than traditional PVC fabric of the same specifications, making it easier for workers to operate. The surface of the fabric has slight breathability, and it is not easy for the interior to become hot and humid when covering the goods, avoiding the risk of moisture damage to the goods. Company Backround: Zhejiang Hanlong New Materials Co.,Ltd.      Was established in 2016.It is a modern enterprise engaged in industrial fabric research and development,design,production,and sales.      The company has introduced advanced coating and laminating production lines, -mainly producing PVC,PET,TPU,TPO,and other sandwich materials used in tents,membrane structures,airtightness,luggage,protection,medical,and other fields. Contact us Tel:0086 15958345754  Email: Lex@zjhanlong.cn Our Fcatory:Building B, No. 16 Huajin Road, Zhouwangmiao Town, Haining City, Jiaxing City, Zhejiang Province

Blog Professional evaluation data interpretation: environmentally friendly waterproof swimming pool lining PVC coated canvas This product is specially developed for swimming pool lining, using high-strength 1000D × 1000D polyester base fabric and double-sided environmentally friendly PVC coating composite process. Professional evaluation data shows that its tensile strength can reach 3212/3328N/5cm in the warp/weft direction, with a tear strength of 765/757N and a peel strength greater than 145N/5cm, ensuring that it does not tear or delaminate under long-term water pressure. The temperature resistance range of the material is -30 ℃ to+70 ℃ (DIN 53372), and after 1000 hours of xenon lamp aging test, the color fastness to light is ≥ level 6. Static water pressure of 0.3MPa for 3 hours without leakage, achieving complete waterproof sealing. 1000D high-density base fabric combined with thickened PVC coating effectively resists pool bottom friction and sharp object punctures, making it a reliable solution for swimming pool lining that meets environmental standards. Environmentally friendly waterproof swimming pool lining PVC coated canvas selection guide 1. Match the weight and thickness of the swimming pool typeSelect specifications based on pool type: 1500-1850g/㎡ is recommended for above ground pools, and ≥ 1875g/㎡ (thickness ≥ 1.5mm) is required for underground pools to comply with EN 15836 standards. High quality products such as 1000D base fabric with a specification of 650g/㎡ have a tensile strength of 2826/2371N/5cm in the warp/weft direction.2. Core mechanical performance verificationRequire a tear strength of ≥ 400N (DIN 53363) and a peel strength of ≥ 100N/5cm to ensure that high-frequency welding joints remain intact even after prolonged immersion in water. If used for underground swimming pools, the nominal thickness must be ≥ 0.75mm (homogeneous membrane) or ≥ 1.5mm (reinforced membrane).3. Environmental and safety certificationChildren's exposure scenarios must verify EN71-3, RoHS, and REACH certifications to ensure that the total concentration of heavy metals such as lead and cadmium is ≤ 100mg/kg. Before bulk procurement, the fabric was sampled and tested for tear resistance and environmental protection indicators. Q: This environmentally friendly swimming pool liner has been used for one or two quarters. Does it really not leak or peel after soaking in water for a long time?Answer: The actual test results are obvious. Some users have reported that the pad remains flat and snug even after being drained, without peeling or delamination. This is due to its peel strength being greater than 145N/5cm, and the high-frequency welded joints being stronger than the base fabric, withstanding long-term immersion tests.Q: Can the tear and wear resistance of the pool bottom withstand repeated friction with the suction head on a daily basis?Answer: The performance is steady. The 1000D high-density base fabric combined with thickened coating has a measured tear strength of 765/757N. The user feedback shows only slight scratches on the surface, without any wear or tear.Q: Are environmental certifications and waterproof performance reliable?Answer: Compliant with EN71-3, RoHS and other standards, safe and free from precipitation. The static water pressure of 0.3MPa lasts for 3 hours without leakage, achieving reliable waterproof sealing. Company Backround: Zhejiang Hanlong New Materials Co.,Ltd.      Was established in 2016.It is a modern enterprise engaged in industrial fabric research and development,design,production,and sales.      The company has introduced advanced coating and laminating production lines, -mainly producing PVC,PET,TPU,TPO,and other sandwich materials used in tents,membrane structures,airtightness,luggage,protection,medical,and other fields. Contact us Tel:0086 15958345754  Email: Lex@zjhanlong.cn Our Fcatory:Building B, No. 16 Huajin Road, Zhouwangmiao Town, Haining City, Jiaxing City, Zhejiang Province

Blog Professional Evaluation Data Interpretation: Checkered UV-Resistant Fireproof Garden Privacy Screen Panels This product adopts a composite process of high-strength 1000D polyester base fabric and double-sided PVC coating, and integrates a cross grid design, which combines outdoor privacy protection, UV resistance, and flame retardant safety. Professional evaluation data shows that it weighs 450-650g/㎡, has excellent tear strength, and its grid structure enhances wind and tear resistance. The temperature resistance range of the material covers -35 ℃ to+70 ℃, and has undergone ISO 4892 standard ultraviolet aging testing to ensure long-term sun exposure without fading or brittleness. Flame retardant performance can be selected as B1 level (DIN 4102) or NFPA 701 certification, with self extinguishing upon ignition. 100% opacity achieves complete privacy shielding, with a smooth and easy to clean surface, providing a durable and reliable protection solution for garden fences and outdoor spaces. Checkered Anti UV Flame Retardant Garden Privacy Screen Strip Selection Guide 1. Weight and strength match the usage environmentChoose the appropriate weight based on the application scenario. 450-650g/㎡ PVC coated polyester fabric is suitable for conventional gardens and courtyards, balancing privacy and durability. The grid weave structure can enhance the overall wind and tear resistance. At the same time, 1000D high-strength polyester base fabric is required to ensure that the material is solid and durable.2. Verification of UV resistance and weather resistanceThe core indicator of outdoor screen strips for long-term use is UV resistance. Request to verify whether the product has passed the ISO 4892 standard aging test to ensure that it does not fade or become brittle after long-term sun exposure. The temperature tolerance range needs to cover -35 ℃ to+70 ℃ to cope with the temperature difference changes throughout the four seasons.3. Confirmation of flame retardant safety performanceFor garden fences and other scenarios, flame retardancy is an important safety consideration. Priority should be given to products that have passed the B1 level (DIN 4102) or NFPA 701 flame retardant certification, and will automatically extinguish upon ignition. Confirm that the material is 100% opaque to achieve complete privacy masking. Q: What is the actual blocking effect of this grid privacy screen strip used on garden fences? Can it really block it tightly?A: The occlusion effect is indeed thorough. After installation, the interior of the garden is completely invisible from the outside, and 100% opacity ensures complete privacy protection. And it's not rigid, it allows air and some light to pass through without compromising privacy and ventilation.Q: Is the flame retardant and UV resistant performance promoted by the merchant reliable? Will there be any problems with exposure to sunlight and welding slag splashing in summer?A: Reliable. Grid screen strips can usually withstand temperatures ranging from -35 ℃ to+70 ℃, and their UV resistance can reach levels 4-5 according to DIN EN ISO 105-B02 standards, ensuring long-term sun exposure without fading or brittleness. In terms of flame retardancy, materials that comply with NFPA 701 standards can self extinguish upon ignition, ensuring safety for occasional barbecue sparks or welding operations in the yard.Q: Is installation and maintenance convenient? Will it be damaged by wind and sun exposure in two years?A: Installation is very convenient. The matching buckle can be directly inserted and fixed onto the fence mesh, which can be operated by one person. The surface of the material is smooth, and it can basically achieve self-cleaning under daily rainwater, with low maintenance costs. As long as you choose the right weight and base fabric (such as 450gsm or above, 1000D base fabric), you can use it in a garden environment for several years without any problem. Company Backround: Zhejiang Hanlong New Materials Co.,Ltd.      Was established in 2016.It is a modern enterprise engaged in industrial fabric research and development,design,production,and sales.      The company has introduced advanced coating and laminating production lines, -mainly producing PVC,PET,TPU,TPO,and other sandwich materials used in tents,membrane structures,airtightness,luggage,protection,medical,and other fields. Contact us Tel:0086 15958345754  Email: Lex@zjhanlong.cn Our Fcatory:Building B, No. 16 Huajin Road, Zhouwangmiao Town, Haining City, Jiaxing City, Zhejiang Province

Blog Professional evaluation data interpretation: flame retardant heavy-duty easy to clean smooth PVC coated waterproof cloth Professional evaluation data shows that the material has a tear strength of up to 550N/500N (warp/weft) (DIN 53363), a tensile strength of 4000/3500N/5cm, and a peel strength of ≥ 100N/5cm. The temperature resistance range covers -40 ℃ to+70 ℃, and the strength retention rate meets the standard after 3000 hours of QUV aging test. Flame retardant performance certified by EN 13501 B-S2, d0 and NFPA 701, self extinguishing upon ignition. The smooth self-cleaning coating makes stains easy to wipe, and the waterproof level has passed the hydrostatic pressure test, making it suitable for high-frequency use scenarios such as tents, sports mats, and industrial coverings. Fire retardant heavy-duty easy to clean smooth PVC coated waterproof cloth selection guide 1. Match weight and thickness to use strengthSelect the weight specification based on the application scenario. It is recommended to use 550-680g/㎡ (about 0.55mm) for conventional purposes such as outdoor tents, and 750-900g/㎡ or more for high-frequency use scenarios such as sunshades and heavy coverings. Products below 450g/㎡ have weak tear resistance and are not suitable for heavy-duty scenarios.2. Mechanical strength and peel performanceVerify the 1000D × 1000D high-density polyester base fabric, with a tensile strength of ≥ 2500N/5cm and a tear strength of ≥ 300N. The peel strength should be ≥ 100N/5cm to ensure that the coating does not separate during repeated bending. Can be verified through DIN 53354/DIN 53363 test reports.3. Flame retardant and weather resistant certificationPersonnel intensive areas must pass EN 13501 Class B or NFPA 701 flame retardant certification and self extinguish upon leaving the fire. Confirm that the temperature resistance range covers -30 ℃ to+70 ℃, and verify the UV aging test report (≥ 1000 hours). Acrylic or PVDF surface treatment is recommended for smooth coating to enhance self-cleaning performance. Q: What is the flame retardant effect of this heavy-duty flame-retardant PVC cloth used on construction fences? Will Mars catch fire if it splashes onto it?A: I have actually experienced it. On the construction site, welding sparks splashed onto the fabric several times, leaving only a slight burn mark without burning through or spreading. The flame retardant rating has indeed passed the EN 13501 B-S2, d0, and NFPA 701 standards, ensuring safety.Q: Is the glossy coating easy to maintain? Can it be wiped off with mud and oil stains?A: Very easy to manage. The mud will fall off as soon as it dries, and the engine oil will be cleaned with a damp cloth. The smooth self-cleaning coating makes stains less likely to adhere, making daily maintenance much easier.Q: Will the fabric become brittle or leak water after continuous exposure to sunlight and rain?A: After more than two years of use, it is still flexible and has not hardened or become brittle. Waterproof is still reliable, and no water leaks under rainstorm. The 3000 hour QUV aging test claimed by the manufacturer seems to be valid, as ordinary tarpaulins have long been scrapped. Company Backround: Zhejiang Hanlong New Materials Co.,Ltd.      Was established in 2016.It is a modern enterprise engaged in industrial fabric research and development,design,production,and sales.      The company has introduced advanced coating and laminating production lines, -mainly producing PVC,PET,TPU,TPO,and other sandwich materials used in tents,membrane structures,airtightness,luggage,protection,medical,and other fields. Contact us Tel:0086 15958345754  Email: Lex@zjhanlong.cn Our Fcatory:Building B, No. 16 Huajin Road, Zhouwangmiao Town, Haining City, Jiaxing City, Zhejiang Province

Blog Professional Evaluation Data Interpretation: Heavy-duty UV-resistant, waterproof, and tear-resistant PVC-coated mesh fabric This product utilizes a 1000D high-strength polyester base fabric combined with a double-sided PVC coating process, integrating UV resistance, waterproofing, and tear resistance, specifically designed for outdoor applications such as sunshades and sports bags. Professional data shows its tear strength reaches 370/320N (DIN 53363) in warp/weft directions, with a tensile strength of 2250/2600N/5cm, capable of withstanding frequent use and wind pressure loads. After over 1000 hours of UV aging tests (ISO 4892-2), the tensile strength retention rate exceeds 85%, with a temperature resistance range of -30°C to +70°C (DIN 53372), ensuring no brittleness in outdoor conditions year-round. Optional NFPA 701 flame retardant and mildew-resistant treatments are available, providing long-lasting protection for various scenarios. Heavy duty UV resistant, waterproof, tear resistant PVC coated mesh fabric selection guide 1. Application scenarios for matching weight and thicknessSelect specifications based on usage needs: for conventional outdoor applications such as sunshades and sports bags, it is recommended to use 550-650g/㎡ to balance strength and flexibility. Heavy duty scenarios that require high-frequency use can choose 900gsm or above. Products below 450g/㎡ have weak tear resistance.2. Core mechanical performance verificationRequire 1000D × 1000D high-density polyester base fabric, with a tensile strength of ≥ 2500N/5cm and a tear strength of ≥ 300N. A peel strength of ≥ 90N/5cm is required to ensure that the coating does not separate.3. UV resistance and weather resistance verificationVerify QUV aging test report (ASTM G154) for over 1000 hours, requiring a tensile strength retention rate of ≥ 85% after aging. Confirm that the temperature resistance range covers -30 ℃ to+70 ℃, and there are no cracks when bending at -25 ℃. Q: Is the bottom of this 1000D heavy-duty PVC fabric outdoor sports bag wear-resistant? Will it wear out in a few days?A: It is indeed wear-resistant. Several equipment bags made of this fabric, containing mountaineering equipment and tools, are often dragged back and forth on rocky ground. I have been using it for more than half a year, and there are only some scratches on the surface of the bottom, without any wear or tear. I went to the warehouse to check the scraps and found that there is indeed something in the double-layer thick PVC coating, which is much thicker than ordinary coated cloth.Q: What is the anti UV effect? Will it become brittle after being exposed to direct sunlight for a summer?A: This fabric has been used as a sunshade for two summers, and the color has not faded much. The hand feel is still flexible, and there has been no hardening or brittleness. The 1000 hour aging test data provided by the manufacturer is indeed reliable. I used that cheap product before, but after just one quarter of sun drying, it became brittle and flaky.Q: Will the pattern coating peel off after prolonged use? Is the waterproof performance reliable?A: The printed coating is quite strong. I have brushed it several times and the pattern is still there without peeling or residue. The waterproof performance is currently good, but it slips away when light rain falls on the fabric. As a sunshade, no water seepage was found, and the inside remained dry. Company Backround: Zhejiang Hanlong New Materials Co.,Ltd.      Was established in 2016.It is a modern enterprise engaged in industrial fabric research and development,design,production,and sales.      The company has introduced advanced coating and laminating production lines, -mainly producing PVC,PET,TPU,TPO,and other sandwich materials used in tents,membrane structures,airtightness,luggage,protection,medical,and other fields. Contact us Tel:0086 15958345754  Email: Lex@zjhanlong.cn Our Fcatory:Building B, No. 16 Huajin Road, Zhouwangmiao Town, Haining City, Jiaxing City, Zhejiang Province

Blog Professional evaluation data interpretation: plain PVC coated swimming pool waterproof cloth This product is specially developed for swimming pool liners, using high-strength 1000D polyester base fabric and double-sided PVC coating composite process. According to the evaluation of EN 15836 European standard and GB/T 28939 national standard, its unit area mass is about 1500-2000g/㎡, and its enhanced tear strength in the warp/weft direction can reach 765/757N (DIN 53363), with high puncture resistance. The temperature resistance range of the material is -30 ℃ to+70 ℃ (DIN 53372), and after 6000 hours of xenon lamp artificial aging test, the color fastness to light is ≥ level 3. Its anti slip performance has been tested by DIN-EN 16165, and the anti slip angle for barefoot walking is ≥ 24 °, ensuring walking safety. Plain PVC coated swimming pool cloth selection guide 1. Match the weight and thickness of the tank body typeChoose the appropriate weight specification based on the type of swimming pool:Above ground swimming pool/residential use: Recommended 1200-1600g/㎡ (approximately 0.9-1.2mm), tear strength ≥ 750NUnderground swimming pool/commercial use: Recommended 1875-2500g/㎡ (1.5-2.0mm), tear strength ≥ 1000N, in compliance with EN 15836 standardProducts below 1000g/㎡ have weak puncture resistance and are prone to damage under long-term water pressure.2. Core mechanical performance verificationIt is necessary to verify that the tensile strength in the warp/weft direction is ≥ 1700/1400N/5cm (ISO 1421), the tear strength is ≥ 400N (DIN 53363), and the peel strength is ≥ 100N/5cm (DIN 53357). These data ensure that the liner does not tear or delaminate during long-term immersion and pool bottom friction.3. Weather resistance and safety standardsConfirm the temperature resistance range of -30 ℃ to+70 ℃, pass the 6000 hour xenon lamp artificial aging test (EN ISO 4892-2), and achieve a gray level of ≥ 3. Public places must pass DIN 4102 B1 flame retardant certification. Antibacterial and anti mold treatment complies with EN ISO 846 standard.4. Anti slip and health safetyThe bottom material of the swimming pool should ensure safe walking. Choose anti-skid level B/C indoors (barefoot walking anti-skid angle 18-24 °), and ≥ 24 ° outdoors (level C) to ensure sufficient friction even when the ground is wet and slippery. Compliant with EN 71-3 children's toy safety standards and ROHS environmental certification, ensuring no heavy metal precipitation. Before bulk procurement, sample the fabric and test its tear resistance and waterproof performance. Q: How long has this plain PVC pool cloth been used? Will there be leakage or delamination at the seams?Answer: It has been fully operated for two swimming seasons since installation, and the padding is still flat and snug after draining, without peeling or delamination. The third-party testing report shows that its peel strength is greater than 112N/5cm. No wonder the weld bead is stronger than the base cloth, with a permeability resistance of 0.3MPa and no leakage for 3 hours, which can withstand verification.Q: What is the tear resistance and weather resistance of the 1500g/㎡ thickened version? Is there a problem with long-term use?Answer: The bottom of the pool repeatedly rubs against the brush and suction head, leaving only slight scratches on the surface. Its longitudinal tear strength is 461N, latitudinal strength is 311N, and its puncture resistance is solid. After two summers of sun exposure, the color remained basically unchanged, with a light fastness of at least 6 levels for 1000 hours. The temperature range of -30 ℃ to+70 ℃ also adapted to the temperature changes during the winter shutdown period.Q: Is the bottom of the pool slippery? Is daily maintenance convenient?Answer: The anti slip performance is reassuring. The wet friction coefficient of the ethylene base surface with anti slip texture can reach 0.66, ensuring safety. The whole summer was not thoroughly cleaned, and there was no slippery biofilm. Its anti mold and antibacterial treatment effectively reduced maintenance frequency. Company Backround: Zhejiang Hanlong New Materials Co.,Ltd.      Was established in 2016.It is a modern enterprise engaged in industrial fabric research and development,design,production,and sales.      The company has introduced advanced coating and laminating production lines, -mainly producing PVC,PET,TPU,TPO,and other sandwich materials used in tents,membrane structures,airtightness,luggage,protection,medical,and other fields. Contact us Tel:0086 15958345754  Email: Lex@zjhanlong.cn Our Fcatory:Building B, No. 16 Huajin Road, Zhouwangmiao Town, Haining City, Jiaxing City, Zhejiang Province

Blog Professional evaluation data interpretation: Double pole PVC fence privacy screen This product is specifically designed for privacy protection of metal fences (double pole/double wire mesh), using 100% PVC material extruded and formed, combined with a double pole structure to form a stable wind resistant system. Professional product data shows that the weight range is 450-650g/㎡, with a thickness of 0.7-1.2mm. The material has a temperature resistance range of -30 ℃ to+70 ℃ and has passed the ISO4892 standard UV aging test to ensure long-term outdoor colorfastness and non brittleness. Excellent tear resistance and 100% opacity achieve complete privacy shielding. Flame retardant performance can be selected as B1 level (DIN 4102) or NFPA 701 certification. Equipped with ABS/stainless steel buckles, tool free installation, suitable for the quick insertion needs of double wire mesh fences. Double pole PVC fence privacy screen (including buckle accessories) purchase guide 1. Weight and strength match the usage environmentSelect the weight specification based on the usage scenario:Ordinary Garden/Balcony: Choose 450-500g/㎡, balance privacy and cost-effectivenessStrong wind/high privacy requirements: Choose 630-650g/㎡ for better tear strength and stronger wind resistanceProducts with a weight below 400g/㎡ are prone to deformation and damage, while those with a weight above 700g/㎡ will increase installation difficulty.2. Double pole structure and wind resistance verificationIt is necessary to adopt a double pole through fixed design, which can increase wind resistance by more than 50% compared to a single pole fixed design. During installation, it is necessary to confirm the stability of the foundation. Some fence manufacturers suggest conducting additional assessments of wind loads and strengthening the fixation in long-term strong wind environments.3. Core indicators of weather resistance and privacyRequire temperature resistance range of -30 ℃ to+70 ℃ (DIN 53372), pass ISO 4892 UV aging test to ensure long-term sun exposure without fading or brittleness. 100% opacity, achieving complete privacy masking.4. Accessories and installation convenienceThe matching buckle should be made of ABS/stainless steel material, with a free quantity of 20-30 pieces per roll, and fixed with a spacing of ≤ 1.5 meters. Some suppliers provide 3D installation videos/manuals, supporting DIY tool free installation. Before bulk procurement, the flexibility and buckle firmness of the sampling strip were tested. Q: Is double pole fixation really more reliable than single pole fixation? How is the actual measurement during typhoon days?A: The performance is indeed more stable. During the typhoon season, there were several strong gusts of wind, but the screen strips did not shift or overturn. Compared to the neighbor's single pole fixed products of the same period, which have been blown upside down, this is the advantage of double pole penetration and fixation, and the wind resistance has been improved more than just a little bit.Q: Is the buckle prone to aging and breaking? Is installation convenient?A: The buckle material is solid. The matching ABS buckle has been used for more than half a year without any brittle fracture, and it is firmly fixed. Installation does indeed require no tools. Simply insert the PVC strip into the mesh of the fence and snap it in once. One person can finish a fence in half a day.Q: Will the color fade after long-term exposure to sunlight? Will the material become brittle?A: The weather resistance is good. It has been more than two years of outdoor sun and rain exposure, but the dark green color is still relatively bright without significant fading. Pressing it with your hand still feels flexible and elastic, without becoming brittle. Its UV resistant treatment does not seem hollow, and it is much more durable than ordinary cheap screen strips. Company Backround: Zhejiang Hanlong New Materials Co.,Ltd.      Was established in 2016.It is a modern enterprise engaged in industrial fabric research and development,design,production,and sales.      The company has introduced advanced coating and laminating production lines, -mainly producing PVC,PET,TPU,TPO,and other sandwich materials used in tents,membrane structures,airtightness,luggage,protection,medical,and other fields. Contact us Tel:0086 15958345754  Email: Lex@zjhanlong.cn Our Fcatory:Building B, No. 16 Huajin Road, Zhouwangmiao Town, Haining City, Jiaxing City, Zhejiang Province

Blog Professional evaluation data interpretation: PVC knife scraping coating film materials for building structures This product adopts a knife scraping coating process, in which liquid PVC slurry is coated with high-strength polyester base fabric through multiple passes of scraping (vertical coating, secondary coating, tertiary coating). Professional evaluation data shows that its tensile strength in the warp/weft direction can reach 2500-3500N/5cm or more, and its tear strength is ≥ 400N, ensuring the mechanical stability of large-span building structures. Peel strength ≥ 80N/5cm (DIN 53357), ensuring that the coating does not delaminate under high-frequency wind pressure loads. The material has a temperature resistance range of -30 ℃ to+70 ℃, a light fastness of ≥ 6 levels, and a strength retention rate of>85% after 1500-2500 hours of artificial accelerated aging testing. By obtaining EN 13501 B1 level or NFPA 701 flame retardant certification, we provide safe and reliable membrane structure solutions for permanent buildings such as sports venues and exhibition centers. Guidelines for selecting PVC knife coated fabrics for building membrane structures 1. Selection of strength grade and base fabric specificationsMatch the corresponding strength grade based on the building span and design load. For large sports venues, exhibition centers, and other projects, it is recommended to choose high-strength (V-grade) membrane materials - the tensile strength should be ≥ 8000N/5cm or more; Commercial sunshades and other light load scenarios can be selected at levels III-IV. High strength base fabric should meet the requirement of uniform warp/weft density, and it is best to use industrial silk with a density of 1000D or above.2. Verification of core mechanical performance indicatorsThe third-party testing report of the product must be verified: the tensile strength (DIN 53354) and tear strength (DIN 53363) jointly determine the ability to resist wind and snow. Long term outdoor use requires a tear strength of ≥ 800N and a peel strength of ≥ 100N/5cm (DIN 53357) to ensure that the coating does not delaminate under high-frequency wind pressure. PVDF surface treatment can improve self-cleaning and anti-aging ability.3. Verification of weather resistance and combustion performanceRequest to provide QUV accelerated aging (≥ 3000 hours) and temperature change test (-30 ℃ to+70 ℃) reports. Public places must pass DIN 4102 B1 level or NFPA 701 flame retardant certification and self extinguish upon ignition. Optional anti fungal treatment to extend the service life in humid and hot environments. Request sample fabric for actual testing before bulk procurement. User feedback on PVC knife scraping coated fabrics for building membrane structures Q: How many years did the large-scale sports stadium project take? Will there be delamination or water leakage at the seams?Answer: After more than five years of use, the high-frequency welding joints are as good as new and have never leaked water. This material has high peel strength, and the knife scraping process allows the coating and base fabric to deeply interlock, unlike ordinary coated fabrics that are prone to peeling and delamination over time. I have previously inspected an eight year old project, and the membrane surface is still flat, and the weld seam cannot be easily removed by hand.Q: Will long-term outdoor use cause brittleness or aging? How about UV resistance?Answer: Speak based on the aging test report. We requested QUV 3000 hour aging data before purchasing the project, and the strength retention rate did meet the standard. I actually used it for three summers, and the color of the film surface remained basically unchanged. It was still flexible when pressed by hand, and there was no powdering or cracking. The ordinary tarpaulin used in southern construction sites becomes brittle after six months, while this knife scraping cloth has significantly higher weather resistance.Q: Will there be water seepage on the roof during heavy rain? Does PVDF self-cleaning layer really work?Answer: No dripping, the weld bead is even stronger than the base cloth. The most satisfactory thing is the PVDF self-cleaning layer, which has been used for two years and can easily remove dust and dirt, unlike the acrylic coated membrane material next to it that is already covered in dust and cannot be wiped off. Easy to maintain, it's like an automatic car wash when it rains, reducing the frequency of manual cleaning significantly. Company Backround: Zhejiang Hanlong New Materials Co.,Ltd.      Was established in 2016.It is a modern enterprise engaged in industrial fabric research and development,design,production,and sales.      The company has introduced advanced coating and laminating production lines, -mainly producing PVC,PET,TPU,TPO,and other sandwich materials used in tents,membrane structures,airtightness,luggage,protection,medical,and other fields. Contact us Tel:0086 15958345754  Email: Lex@zjhanlong.cn Our Fcatory:Building B, No. 16 Huajin Road, Zhouwangmiao Town, Haining City, Jiaxing City, Zhejiang Province

Blog Interpretation of Professional Evaluation Data: Replacement Fabric for Sunshade Top of RV/Camper Professional evaluation data shows that the weight range of the material is 450-750g/㎡, with a 16oz (approximately 680g/㎡) specification using a three-layer composite structure - an outer layer of PVC+talcum powder sunscreen layer, a middle layer of high-strength polyester mesh, and an inner layer of PVC coating. Its tensile strength in the warp/weft direction can reach 1300-4100N/5cm (ISO 1421), tear strength can reach 750-800N (DIN 53363), and peel strength is ≥ 110N/5cm. After 1500 hours of UV aging test (ASTM G53/94), the tensile strength retention rate is ≥ 80%, and the temperature resistance range is -30 ℃ to+70 ℃. Waterproof grade ≥ 3000mmH ₂ O, flame retardant optional NFPA 701 or EN 13501 Class D-s2, d2 standard, UPF50+UV blocking rate>95%, providing all-weather outdoor protection for RV camping. Guide to purchasing PVC waterproof and flame-retardant cloth for replacing RV awning 1. Match weight and thickness to use strengthSelect specifications based on usage frequency and scenario:Seasonal/lightweight use: 550-650g/㎡ (0.45-0.6mm), balancing flexibility and portabilityAnnual/full cycle use: 750-900g/㎡ (0.65-0.9mm), with better wind resistance and wear resistanceProducts with a weight below 500g/㎡ have weak tear resistance, while those with a weight above 1000g/㎡ are too heavy and affect the unfolding operation.2. The density of the base fabric determines its durabilityIt is necessary to verify the 1000D × 1000D high-density polyester base fabric, with a tear strength of ≥ 370N and a tensile strength of ≥ 2250N/5cm. Low density base fabric (such as 500D) is prone to deformation and relaxation under long-term wind and sun exposure.3. Dual verification of waterproofing and flame retardancyThe hydrostatic pressure is required to be ≥ 3000mmH ₂ O to ensure no leakage in rainstorm. Flame retardancy in personnel camping scenes is a safety requirement that must be certified according to DIN 4102 B1 or NFPA 701, and self extinguishing upon leaving the fire.4. UV resistance and customized adaptationRequire UV resistance level ≥ 7 (ISO 105-B02) and no embrittlement or fading after 1000-2000 hours of QUV aging test. Request sample fabric for actual testing before bulk procurement to confirm peel strength ≥ 80N/5cm. User feedback on replacing waterproof PVC cloth for RV awning Q: What is the weather resistance performance of this PVC replacement fabric after installation?Answer: Very reliable. Having experienced several storms, the underside of the tarpaulin remained dry and the surface rainwater quickly slid down without penetrating. The three-layer composite structure (talcum powder sunscreen layer+high-strength mesh+coating) and waterproof rating of 3000mm static water pressure data are true and effective.Q: Is the fabric thicker than the original car? Is installation difficult?Answer: Indeed, it is thicker. The 18oz (about 510g/㎡) four layer high-density PVC is noticeably stronger than the original fabric. It takes some effort to slide the fabric into the groove of the guide rail during installation. Some users have reported that it took some effort to insert the thicker fabric into the guide rail. It is recommended that the two of them cooperate and prepare WD-40 lubrication assistance for operation.Q: How about UV resistance and durability? Will long-term use cause aging?Answer: UPF50+can block 98% of harmful ultraviolet rays. After two years of use, the fabric remains in good condition and remains flexible without significant fading. However, if the white heat reflective layer on the back is exposed to rainwater for a long time, small rust spots may appear. It is recommended to ensure that the tarpaulin is completely dry before each retrieval. Company Backround: Zhejiang Hanlong New Materials Co.,Ltd.      Was established in 2016.It is a modern enterprise engaged in industrial fabric research and development,design,production,and sales.      The company has introduced advanced coating and laminating production lines, -mainly producing PVC,PET,TPU,TPO,and other sandwich materials used in tents,membrane structures,airtightness,luggage,protection,medical,and other fields. Contact us Tel:0086 15958345754  Email: Lex@zjhanlong.cn Our Fcatory:Building B, No. 16 Huajin Road, Zhouwangmiao Town, Haining City, Jiaxing City, Zhejiang Province