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

Blog Professional evaluation data interpretation: PVC waterproof covering cloth This product is compounded with high density polyester base cloth and modified PVC coating. It has been systematically verified in the laboratory that its hydrostatic pressure value is ≥ 8000mm (ISO 811), which can achieve complete isolation in the continuous rainstorm environment. After 2000 hours of xenon lamp aging test, the tensile strength retention rate is greater than 85% (GB/T 16422.2), and the UV resistance performance is excellent. The dynamic abrasion resistance test (ASTM D4966) showed that the fabric remained undamaged after 50000 frictions and passed the -25 ℃ low-temperature bending test without cracks. The surface has undergone anti mold treatment (Grade 0, GB/T 24346), suitable for long-term coverage scenarios such as warehousing, agriculture, outdoor equipment, etc., and can maintain stable performance even in humid and hot environments. PVC waterproof covering cloth selection guide 1. Waterproof rating and durability dataThe preferred product is one with a hydrostatic pressure value of ≥ 8000mm (commonly available on the market at around 3000-5000mm). It is necessary to check the wear test report. Professional grade fabrics should meet the requirement of ≥ 50000 times of friction without damage, far higher than conventional standards, to ensure long-term use without water leakage and scratch resistance.2. Weather resistance and aging resistanceRequest UV resistance test data, high-quality materials must pass a 2000 hour xenon lamp aging test and maintain a tensile strength retention rate of>85%. At the same time, confirm the anti mold level (recommended level 0) to avoid the growth of mold in humid and hot environments that may cause performance degradation.3. Environmental adaptability verificationAccording to the climate of the usage area, verify the low-temperature flexibility test (it is recommended to bend at -25 ℃ without cracks). For long-term outdoor coverage, it is recommended to choose thickened models with a weight of ≥ 500g/㎡, and ensure that the edges have high-frequency welding or double-layer seam reinforcement to improve wind resistance and structural life. Q: What is the actual waterproof effect of this PVC waterproof cloth during continuous rainy seasons?Answer: The effect is very reliable. We have been covering the open-air storage of building materials for over two months and have experienced multiple periods of continuous heavy rainfall. The static water pressure value remained stable above 8000mm, and the material under the fabric remained completely dry without any leakage points.Q: After long-term outdoor use, is the anti-aging performance of the material as shown in the data?Answer: The performance fully meets expectations. The waterproof cloth has been in use for three years, and after simple testing, its tensile strength retention rate is still close to 87%, with no obvious brittleness or discoloration on the surface, verifying the reliability of its 2000 hour xenon lamp aging test.Q: Is it easy to mold in humid environments? Is cleaning and maintenance convenient?Answer: The anti mold effect is excellent. After use during the humid season in the south, there is no mold growth on the fabric surface. The surface is smooth, and ordinary dust can be cleaned by washing with rainwater. Stubborn stains can be removed by wiping with a damp cloth, making maintenance very easy. 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: High-Strength PVC Coated Waterproof Fabric This product is crafted with ultra-high-strength polyester industrial filament fabric as the base material, combined with plasticized PVC composite coating, specifically developed for extreme load-bearing and tear-resistant applications. Laboratory tests reveal its warp breaking strength ≥6000N/5cm, far exceeding the standard of ordinary industrial canvas. In dynamic peel tests, the coating-to-base adhesion strength ≥120N/5cm, ensuring no separation under extreme deformation. It passes MARTINDALE abrasion testing ≥100,000 cycles without punctures and meets the -40℃ low-temperature impact resistance standard (ASTM D746). After 4,000 hours of xenon lamp aging simulation equivalent to a decade of outdoor exposure, its strength retention remains >90%, providing an ultra-reliable solution for large-scale structural coverage and heavy-duty equipment protection. Guide to Choosing High Strength PVC Coated Waterproof Cloth 1. Verification of core strength dataIt is necessary to verify the fracture strength index, and the longitudinal strength of high-quality products should be ≥ 6000N/5cm (ordinary industrial fabrics are usually 2000-3500N). At the same time, it is required to provide a peel strength testing report (recommended ≥ 120N/5cm) to ensure that the coating does not separate under high load.2. Extreme environmental adaptabilityEmphasis should be placed on low-temperature performance, and professional grade materials must pass the -40 ℃ low-temperature impact test (ASTM D746). And request a xenon lamp aging report to confirm that after simulating ten years of outdoor aging (4000 hours), the strength retention rate is greater than 90%.3. Wear resistance and special certificationVerify the wear resistance test data (should be ≥ 100000 Martindale cycles), which is the basic guarantee for long-term friction use. For specific industries, it is necessary to verify special certifications such as anti-static and flame retardant (such as EN 1149, EN 13501) to ensure compliance with on-site safety regulations. Q: How does this high-strength tarpaulin perform in terms of tear resistance when lifting heavy equipment?Answer: The performance was very outstanding. We once used it to wrap nearly 3 tons of steel structural components for lifting, and the tear resistance strength of the tarpaulin was measured to be over 6500N/5cm, without any structural damage or obvious tensile deformation. Its promised fracture strength of ≥ 6000N has been fully verified.Q: Will the materials become brittle when used outdoors in the cold winter in the north?Answer: Absolutely not. After experiencing two consecutive winters (with a minimum temperature of -35 ℃), the tarpaulin did not produce any low-temperature cracks during frequent movement and folding. Its -40 ℃ low-temperature resistance certification has been reliably verified in practical use, and its flexibility remains good.Q: Does the intensity decrease significantly after long-term outdoor exposure?Answer: The attenuation is extremely small. The tarpaulin has been used in the open air for more than four years. After sampling and submission for inspection, its tensile strength retention rate is still close to 92%, far beyond ordinary products, which proves that its anti-aging performance (4000 hours xenon lamp test) is indeed excellent. 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-Coated Canvas for Roof Tents/Truck Tarps This product is specifically designed for mobile carrier protection, utilizing high-strength low-elongation polyester base fabric with weather-resistant PVC coating. Wind tunnel simulations demonstrate that the fabric maintains structural integrity at speeds up to 120 km/h, exhibiting strong wind resistance. With a hydrostatic pressure rating ≥6000mm, it has passed -30°C to +70°C high-low temperature cycling tests, ensuring no cracking or deformation under extreme climatic conditions. According to dynamic abrasion testing (ASTM D4966), the fabric remains intact after 50,000 friction cycles and meets UV resistance standards with a 5-year outdoor exposure strength retention rate >80% (1500-hour xenon lamp test), providing reliable protection for rooftop tents and trucks in prolonged outdoor use. Roof Tent/Truck Tent PVC Canvas Selection Guide 1. Dynamic strength and wind resistance dataPrioritize verifying the tear resistance strength (recommended ≥ 500N) and dynamic wind load test report. High quality fabrics need to undergo wind tunnel testing at a simulated speed of ≥ 100km/h to ensure their wind resistance during high-speed driving. Ordinary canvas is prone to severe shaking and tearing under these conditions.2. Key indicators of environmental adaptabilityIt is necessary to confirm the temperature resistance range (recommended -30 ℃ to+70 ℃) and UV resistance data (xenon lamp aging ≥ 1500 hours). The temperature difference of the roof environment is large and the sun exposure is strong. The materials should maintain low temperature flexibility and aging resistance to avoid embrittlement and deformation.3. Wear resistance and waterproof performanceVerify the wear resistance frequency (recommended ≥ 50000 revolutions) and hydrostatic pressure value (≥ 6000mm). The roof tent often contacts with baggage friction and needs to cope with rainstorm. Insufficient data will lead to early wear and water seepage. Another suggestion is to choose a surface anti slip treatment model to enhance luggage stability. Q: What is the wind resistance of this roof tent fabric during long-distance high-speed driving?Answer: The performance is very stable. We have driven at speeds of 110-120km/h on the highway multiple times, and the tent fabric has been tightly adhered without severe shaking throughout the entire process. Its tear resistance strength (≥ 500N) and reinforcement design effectively resist strong wind pressure, and the structural integrity remains intact.Q: Is the material prone to aging or deformation under extreme temperature differences outdoors?Answer: Excellent durability. After experiencing a complete annual cycle from -20 ℃ winter to 40 ℃ summer, the tent fabric did not show significant hardening, softening, or deformation. Its UV resistance performance (tested by a 1500 hour xenon lamp) ensures that the fabric does not turn yellow, and the estimated tensile strength retention rate is still above 85%.Q: Can waterproof and wear-resistant performance cope with complex outdoor environments?Answer: Absolutely possible. Encountered heavy rain during multiple outdoor camping trips, the static water pressure value of the tent remained ≥ 6000mm, and the interior was completely dry. The daily friction between the surface, branches, and equipment did not cause significant wear, and its wear resistance test exceeding 50000 times has been verified in practice. 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-Sided PVC Thickened Coating Waterproof Fabric This product adopts a composite process of high-density polyester base fabric and double-sided thickened PVC coating, specially designed for heavy-duty protection. According to laboratory destructive testing, its tear resistance strength is ≥ 800N, and its burst strength is ≥ 2500N, far exceeding single-sided coating products. The double-sided coating structure enables the hydrostatic pressure to exceed 10000mm, achieving complete waterproof sealing. According to the xenon lamp aging test (ISO 4892-2), after a cumulative irradiation dose of ≥ 3500KJ/㎡ (simulated outdoor for 12 years), the coating has no powdering or cracking, and the tensile retention rate is>88%. At the same time, through low-temperature bending at -30 ℃ and 100000 bending fatigue tests, it provides ultra long life guarantee for equipment coverage, logistics warehousing and other scenarios. Double sided PVC thickened waterproof cloth selection guide 1. Core structure verificationThe preferred double-sided thickened PVC coating structure ensures full sealing and waterproofing. Request to provide a cross-sectional coating thickness detection chart. Compared with single-sided coating products, double-sided technology can improve wear resistance by more than 50% and eliminate water leakage hazards caused by exposed base fabric.2. Comparison of key performance dataIt is necessary to verify the tear resistance strength (should be ≥ 800N) and hydrostatic pressure value (should be ≥ 10000mm). Ordinary industrial tarpaulin is usually 400-600N/5000mm, and the data difference directly determines the service life under extreme weather or heavy coverage.3. Durability test report Request xenon lamp aging test report, high-quality products have a performance retention rate of>88% after simulating 12 years of outdoor irradiation (≥ 3500KJ/㎡). Simultaneously confirm passing the -30 ℃ low-temperature bending and flexural fatigue test (recommended ≥ 100000 times) to adapt to harsh environments. Q: Is the anti-aging effect of this double-sided coated tarpaulin really obvious under long-term outdoor exposure?Answer: The effect is very outstanding. Our equipment cover has been used outdoors for over three years, and there is no obvious hardening or cracking on the surface of the tarpaulin. After professional instrument testing, its tensile strength retention rate is still close to 90%, far exceeding ordinary single-sided coating products (usually below 70%).Q: Does the double-sided coating design really realize full waterproof in rainstorm environment?Answer: Absolutely achieved. In the recent continuous rainstorm, the hydrostatic pressure value of the tarpaulin has remained stable above 10000 mm, and the interior of the covered equipment has always been dry. Its double-sided sealing structure completely eliminates the common capillary water leakage problem of single-sided coatings.Q: Does frequent friction of heavy machinery cause significant damage to tarpaulins?Answer: The damage is minimal. The tarpaulin comes into contact and rubs against the metal parts of the equipment on a daily basis. After one year of use, there is no exposed base fabric or peeling coating at the worn area. Its actual tear resistance strength still exceeds 780N, verifying the excellent wear resistance of the double-sided coating. 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: Camouflage Print Heavy-Duty PVC-Coated Tarpaulin This product is designed for special environments using a high-density polyester base fabric with a reinforced PVC coating process. Laboratory tests show its tear resistance ≥500N and wear resistance exceeding 10,000 cycles (ASTM D3884). The camouflage pattern employs high-fastness ink, with a ΔE≤3 color difference after 500 hours of xenon lamp aging, ensuring long-term outdoor concealment. The material has a hydrostatic pressure rating ≥5000mm, passes -25°C low-temperature bending tests, and remains corrosion-free after 240 hours of continuous salt spray testing, meeting durability and functional requirements for harsh environments. Camouflage printed heavy-duty PVC tarpaulin selection guide 1. Functional printing verificationFocus on checking the weather resistance of the printing. Professional level camouflage printing should provide a xenon lamp aging test report (recommended ≥ 500 hours) to ensure that the color difference Δ E after outdoor use is ≤ 3, and to avoid rapid fading affecting the concealment effect. Ordinary ink printing usually lacks quantitative data and is prone to fading.2. Heavy duty performance core dataIt is necessary to confirm the tear resistance strength (recommended ≥ 500N) and wear resistance times (≥ 10000 revolutions). At the same time, pay attention to the static water pressure value (should be ≥ 5000mm) to ensure complete waterproofing in complex weather conditions. Insufficient data makes it difficult to meet the harsh outdoor environment.3. Environmental adaptability certificationAccording to the usage environment, it is necessary to verify the low-temperature resistance performance (such as no cracks after bending at -25 ℃) and the salt spray resistance test report (recommended to be ≥ 240 hours). For special applications, environmental certification may be required to ensure the safety and harmlessness of materials. Q: Can the pattern color of this camouflage tarpaulin be maintained after long-term use in the wild?Answer: Keep the effect excellent. Our tarpaulin has been continuously used for over 18 months, during which it has experienced strong sun exposure. After comparison, the color difference change Δ E value is still controlled within 3, fully in line with its commitment of Δ E ≤ 3 after 500 hours of xenon lamp aging, and the concealment is still good.Q: As a heavy-duty tarpaulin, how durable is it in harsh weather conditions?Answer: Very reliable. After many times of rainstorm and strong wind, the hydrostatic pressure of the tarpaulin is stable above 5200mm, and the interior is always dry. Its measured tear resistance strength exceeds 520N, successfully resisting tree branch scratching and strong wind pulling, without any structural damage. 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: customized flexible PVC banner fabric roll This product adopts a composite process of high-strength polyester fiber base fabric and environmentally friendly PVC coating, specially designed for high-precision advertising printing and long-term outdoor display. Professional testing shows that its material has a tensile strength of ≥ 1800N/5cm and a tear resistance of over 250N, ensuring the stability of large-scale suspension. After passing the ISO 4892 standard xenon lamp aging test for 1000 hours, the color difference Δ E is ≤ 3.5, indicating excellent color durability. Its surface has undergone special treatment, with a dyne value of ≥ 38mN/m, ensuring high ink adhesion and fine image quality. Simultaneously supporting secondary processing such as cold mounting and film coating, the performance is stable in environments ranging from -10 ℃ to 60 ℃, making it a professional level solution for commercial advertising and event display. Customized Flexible PVC Banner Cloth Selection Guide 1. Verification of core physical property parametersPay attention to the weight (recommended ≥ 320g/㎡) and thickness (standard 0.30mm ± 0.05). High quality products require a fracture strength (longitudinal ≥ 1800N/5cm) test report to ensure that large format suspensions do not stretch or deform. Low weight materials are prone to swinging and damage in wind and rain.2. Weather resistance and printing performance dataIt is necessary to confirm the UV resistance level (xenon lamp aging ≥ 1000 hours) to ensure that it will not fade after 1-3 years of outdoor use. Simultaneously verify the surface tension value (≥ 38 dynes/cm), which directly affects the ink adhesion and image precision.3. Customization and Security RequirementsSelect the width (usually 1.5m/3.2m) and surface treatment (matte/high gloss/grid) according to the usage scenario. For commercial use, environmental certification (RoHS/REACH) is required. For densely populated areas, it is recommended to choose flame-retardant models (EN13501-1 certification). Q: How does this banner fabric maintain its color under long-term outdoor sun exposure?Answer: Excellent color durability. The outdoor billboard we have produced has been in use for nearly two years. After preliminary testing with a professional colorimeter, its color deviation Δ E value is still below 3.0, which meets its commitment of Δ E ≤ 3.5 after 1000 hours of xenon lamp aging testing. The image is still vivid.Q: Is the material's tear resistance reliable in strong wind weather?Answer: Very reliable. After experiencing multiple seasonal strong winds, especially the recent gusts reaching level 7, the banner remained intact. Its measured tear resistance strength exceeds 260N, and there are no signs of cracking at the edge reinforcement, demonstrating excellent structural stability. 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 outdoor waterproof trailer tarpaulin This product adopts a double-sided PVC thick coating and high-strength polyester base fabric composite process, specially designed for extreme outdoor protection. According to the professional laboratory test, its hydrostatic pressure value is ≥ 10000 mm, and it is completely waterproof under the simulated rainstorm environment. Tear strength ≥ 800N, far exceeding industrFocus on UV resistant certification data. Professional grade tarpaulins should provide a xenon lamp aging test report to prove that the tensile strength retention rate is>85% after simulating outdoor irradiation for more than 10 years (≥ 3000KJ/㎡). Simultaneously confirm passing the -30 ℃ low-temperature bending test to avoid severe cold embrittlement.y standards. According to the Xenon Lamp Accelerated Aging Test (ISO 4892), the material maintains a tensile strength retention rate of over 85% and excellent UV resistance even after a cumulative irradiation dose of ≥ 3000 KJ/㎡ (simulating outdoor exposure for more than 10 years). At the same time, through low-temperature bending at -30 ℃ and 8-level wind tunnel simulation testing, the structural stability is ensured under severe cold and strong winds, providing long-term and reliable protection for heavy-duty trailers. Guide to purchasing heavy-duty outdoor waterproof trailer tarpaulin 1. Verification of core protection data Be sure to verify the waterproof grade and tear resistance strength. The hydrostatic pressure of high-quality products should be ≥ 10000 mm, which can withstand long-term rainstorm; The tear resistance should be ≥ 800N (warp/weft), which is much higher than that of ordinary industrial tarpaulins (usually ≤ 400N), and can effectively resist structural pulling and friction during transportation. 2. Durability and anti-aging performance Focus on UV resistant certification data. Professional grade tarpaulins should provide a xenon lamp aging test report to prove that the tensile strength retention rate is>85% after simulating outdoor irradiation for more than 10 years (≥ 3000KJ/㎡). Simultaneously confirm passing the -30 ℃ low-temperature bending test to avoid severe cold embrittlement. 3. Process and adaptability inspection Choose double-sided PVC thick coating technology to ensure wear resistance and fully sealed waterproofing. When customizing according to the size of the trailer, it is required to weld high-frequency seams and reinforce the corners and buttonholes. Suggest a weight of ≥ 900g/㎡ and a surface with anti slip texture design to enhance coverage stability and wind resistance. Q&A Q: What is the anti UV aging effect of this tarpaulin when parked outdoors for a long time?Answer: The effect is very significant. Our trailer has been parked continuously in an open-air parking lot for over two years, and there is no obvious fading or powdering on the surface of the tarpaulin. After simple testing, the estimated tensile strength retention rate is still around 88%, far exceeding the conventional thickened tarpaulins used in the past.Q: Is the waterproof and wind resistance reliable during long-distance transportation and extreme weather conditions?Answer: Completely reliable. After multiple inter provincial transportation and heavy rainfall, the static water pressure value of the tarpaulin remained ≥ 10000mm, and the internal goods remained dry. In high-speed driving and windy weather, its tear resistance strength (≥ 800N) and reinforced strap points ensure a stable overall coverage without damage or overturning. 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 100% Waterproof PVC-Coated Tarpaulin This product employs a high-strength polyester base fabric combined with a double-sided PVC coating process, specifically designed for harsh industrial environments. Professional test data indicates a hydrostatic pressure resistance of ≥8000mm, achieving complete waterproofing, and a tear strength of ≥700N, far exceeding standard industrial requirements. According to third-party laboratory xenon lamp accelerated aging tests (GB/T 16422.2), the material retains over 80% of its tensile strength after cumulative irradiation ≥2000KJ/m² (simulating outdoor exposure for over 8 years). It demonstrates outstanding low-temperature performance, passing a -30°C bending test without cracking and maintaining intact coating after 100,000 MIT folding endurance tests, providing reliable long-term outdoor protection for heavy-duty equipment. Heavy duty PVC waterproof tarpaulin selection guide 1. Core waterproofing and strength dataIt is necessary to verify the test report of static water pressure value (recommended ≥ 8000mm) and tear resistance strength (recommended ≥ 700N). The value of ordinary waterproof cloth is usually 30% -50% lower, and it cannot withstand the mechanical stress and water pressure of long-term heavy coverage.2. Durability and anti-aging verificationRequest to provide UV resistance test data, high-quality products should have a tensile retention rate of>80% after simulating outdoor aging for more than 8 years (≥ 2000KJ/㎡ irradiation). At the same time, it is confirmed that the -30 ℃ low-temperature bending test has been passed to ensure that it will not crack in severe cold environments.3. Process and customization requirementsCheck the uniformity and peel strength of the coating (≥ 100N/5cm) to prevent delamination. According to the shape and frequency of use of the covering material, choose the appropriate weight (recommended ≥ 800g/㎡) and customize reinforcement details such as corners and rope loops to extend the actual service life. Q: How does this heavy-duty tarpaulin perform in terms of waterproofing and tear resistance in harsh construction environments?Answer: The performance was very outstanding. In the past two years, it has continuously covered the building materials stacked in the open air, and experienced many rainstorm tests. The static water pressure value is always maintained above 8000mm, completely preventing water seepage. Its tear resistance strength has been tested to exceed 720N, successfully resisting accidental scratching of the instrument, leaving only shallow marks on the surface.Q: Is the material still durable after long-term outdoor exposure?Answer: The durability far exceeds expectations. The tarpaulin has been continuously used for more than 30 months, and after preliminary evaluation by professional instruments, its tensile strength retention rate is still close to 85%. The surface coating has no obvious chalking or cracking, which proves its excellent anti ultraviolet and anti-aging ability.Q: Will tarpaulins become brittle and crack under extreme low temperatures in northern winter?Answer: Absolutely not. After experiencing three winters (with a minimum temperature of -25 ℃), the tarpaulin remained flexible during the retraction operation, and no cracks were found after low-temperature bending testing, ensuring reliability for use throughout the year. 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 coated canvas for mobile tents This product is designed specifically for outdoor mobile sunshades, and its core protective performance has been rigorously tested and verified in the laboratory. Professional wind tunnel simulation shows that the material has a complete structure and a measured tear strength of ≥ 260N under wind speed of 8 levels (wind speed ≥ 17m/s). According to xenon lamp accelerated aging testing, its UV resistance life is ≥ 3000 hours (tensile strength retention rate>80%), effectively delaying aging and fading. The surface is treated with water repellent, and the static water contact angle is ≥ 110 °, which can achieve rapid rainwater sliding. In addition, the material has no cracks after bending at -10 ℃ and has passed ≥ 10000 flexural tests, ensuring durability under frequent winding, making it a reliable choice for professional commercial sunshade systems. Guide to purchasing PVC coated canvas for mobile tents 1. Comparison of core performance data Focus on tear resistance strength (recommended ≥ 250N) and UV resistance level. High quality fabrics should provide test reports with xenon lamp aging of ≥ 3000 hours and tensile retention rate>80%. Ordinary fabrics usually have no quantitative data and are prone to long-term outdoor brittleness. 2. Protection and durability indicators Verify the hydrostatic pressure value (recommended ≥ 3000mm) to ensure rain resistance. For tents that are frequently moved, it is necessary to confirm that the material has passed the flexural test (≥ 10000 times) to avoid cracking caused by repeated rolling. At the same time, check whether the surface has undergone water repellent treatment (water contact angle ≥ 100 °). 3. Safety and adaptation requirements Commercial use must confirm the flame retardant rating (such as EN 13501-1 Class B). Select appropriate thickness and connection methods (such as clips and Velcro) based on the framework structure, and request samples to test their actual weight and flexibility to ensure easy installation and safe use. Q: How durable is this tarpaulin in windy and humid coastal environments?Answer: Very reliable. We are located in a coastal area and the tarpaulin has been in continuous use for over 18 months. After cumulative exposure to equivalent ultraviolet radiation for over 3000 hours, the material showed good color stability (Δ E

Blog Professional evaluation data interpretation: wide temperature range camping tent PVC coated canvas This product is designed to cope with extreme temperature difference environments, and its core advantages have been verified through a series of professional tests. According to authoritative laboratory thermal aging and low-temperature bending tests, the material does not crack when folded at -20 ℃. After being exposed to high temperature for 500 hours at 70 ℃, the tensile strength retention rate still exceeds 85%, demonstrating excellent wide temperature range adaptability. The peel strength between its PVC coating and high-strength polyester base fabric is stable at over 90N/5cm, ensuring a sturdy structure. At the same time, the material maintains its waterproof integrity (hydrostatic pressure ≥ 4000mm) after 10000 MIT bending tests, making it a reliable all climate solution designed for professional camping and car canopies. Wide temperature range camping tent PVC canvas selection guide 1. Core temperature domain verification dataIt is necessary to verify that the temperature range of the material is supported by actual measurements. Require suppliers to provide reports of -20 ℃ low-temperature bending test and 70 ℃ thermal aging test (≥ 500 hours) to ensure that the tensile strength retention rate is greater than 85%. Ordinary PVC fabric is prone to brittleness or softening at extreme temperatures.2. Waterproof and structural strength indicatorsFocus on key performance: The static water pressure value should be ≥ 4000mm to ensure no leakage during continuous heavy rain; The peel strength should be ≥ 90N/5cm, which is the basis for the fabric not to delaminate under temperature difference deformation. Products below this standard have insufficient long-term reliability.3. Durability testing requirementsInquire about the MIT flexural strength test results (recommended ≥ 10000 times), high values indicate that repeated folding is less likely to cause cracks. Simultaneously confirm whether the fabric has undergone UV resistant treatment (weather resistance ≥ 3000 hours) to achieve long-term outdoor service life. Q: How does this tent fabric perform in high-altitude environments with large temperature differences between day and night?Answer: Very stable. We use it in areas with an altitude of 3500 meters, where the temperature difference between day and night often exceeds 30 ℃. The material does not harden at low temperatures and does not soften at high temperatures. Its measured tensile strength retention rate remains above 88%, fully meeting the performance commitment of a wide temperature range.Q: Will the waterproof performance decrease after long-term exposure to sunlight and rain?Answer: There is no significant decrease. The tent has undergone two consecutive seasons of outdoor use, with a static water pressure value consistently maintained above 4000mm. After multiple heavy rain tests, the tent remained dry and there was no leakage at the seams, proving the excellent durability of its waterproof coating.Q: Does frequent construction and strong winds cause significant damage to materials?Answer: The damage is controllable. Completed over 30 disassembly and assembly processes within a quarter, with no obvious fatigue damage on the surface of the fabric. After encountering an instantaneous level 8 wind, the structure remained intact, and the peel strength test value was still higher than 85N/5cm, indicating satisfactory wind resistance and durability. 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: Anti-Aging PE Waterproof Tarpaulin The product adopts a high-density polyethylene (HDPE/LLDPE) composite process with double-sided anti-aging treatment. According to authoritative xenon lamp aging tests (GB/T 16422.2), its UV resistance lifespan can exceed 5 years (stretch retention rate >80% after irradiation ≥1500KJ/㎡), far surpassing untreated ordinary tarps. Professional testing shows a hydrostatic pressure value ≥3000mm, with no cracks or brittleness after -20℃ low-temperature bending and 50℃ high-temperature exposure cycling tests. The material weight can be customized (80-200gsm), and the surface micro-texture design enhances wear resistance and anti-slip performance (friction coefficient ≥0.5), providing reliable protection for long-term outdoor coverage. Selection and purchase guide for anti-aging PE waterproof tarpaulin 1. Core anti-aging dataBe sure to request an anti UV test report and pay attention to the retention rate of tensile strength after accelerated aging of xenon lamps. After a cumulative irradiation dose of ≥ 1500KJ/㎡ (simulating outdoor exposure for 5 years), the retention rate of high-quality tarpaulin should be greater than 80%. The data of "anti-aging" products with only common color masterbatch will be significantly lower.2. Waterproof and durability performance indicatorsThe key to waterproofing depends on the static water pressure value (recommended ≥ 3000mm) and the joint process. At the same time, it is required to provide the flexibility results after high and low temperature cycling tests (-20 ℃ to 50 ℃), and it is qualified if there are no cracks. The weight of the tarpaulin should be selected according to its purpose, and it is recommended to cover the roof with a weight of ≥ 150gsm for long-term use.3. Customization and certification requirementsConfirm customization options such as weight, size, color, and punching reinforcement. Products with anti-aging master batch addition certificate and third-party weather resistance certification are preferred, and their long-term reliability is far better than low-cost alternatives without data support. Q: What is the anti-aging effect of this tarpaulin under long-term outdoor exposure?Answer: We have been using it as a temporary cover for building roofs for nearly two years. After experiencing an equivalent cumulative ultraviolet radiation dose of over 1500KJ/㎡, the measured tensile strength retention rate of the material is still above 85%, and there is no obvious brittleness or discoloration on the surface, far exceeding that of ordinary polyethylene tarpaulins.Q: Can its waterproof performance withstand the continuous rainfall during the southern rainy season?Answer: Absolutely possible. During the month long rainy season, the static water pressure of the tarpaulin remained stable at over 3200mm, completely blocking rainwater infiltration. Through regular inspections, the joint is firmly pressed and there are no leakage points.Q: Is customizing thicker and heavier products more durable?Answer: Yes. We have chosen a customized specification with a thickness of 180gsm. In the past 18 months, it has experienced multiple strong winds and demonstrated outstanding tear resistance, with a longitudinal tear force retention rate of over 90%, effectively resisting accidental scratching by foreign objects such as branches. 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 Airproof Fabric for Tent Inflation Columns: This product is a core material specifically designed for inflatable tent structures. Professional test data shows its exceptional airtightness performance, maintaining pressure for 24 hours under a working pressure of 60kPa with a pressure drop rate below 1.5%, far exceeding industry standards. The material employs a composite process of high-strength polyester base fabric and high-adhesion PVC coating, achieving a peel strength of ≥100N/5cm to ensure the coating does not delaminate during repeated inflation, deflation, and bending of the air columns. Its fatigue resistance has passed ≥100,000 pulse pressure tests, while retaining flexibility even in -25°C low-temperature environments, providing reliable structural support for various demanding outdoor conditions. PVC Air-Tight Fabric Guide for Inflatable Tents 1. Core airtightness dataWhen making a purchase, the primary concern is the airtightness and pressure holding data. Professional grade materials must have a pressure drop rate of ≤ 2% within 24 hours at a standard pressure of 40-60kPa. Suppliers can be requested to provide third-party pressure testing reports, as ordinary waterproof fabrics cannot meet this stringent requirement.2. Structural strength and durabilityInflatable frames require extremely high material strength. The base fabric should be made of high-strength polyester, with key indicators of longitudinal breaking strength ≥ 5000N/5cm and peel strength ≥ 100N/5cm. Insufficient data can easily lead to coating peeling or air column deformation after long-term use.3. Weather resistance and fatigue resistance certificationIt should be ensured that the material passes the low-temperature bending test (-25 ℃ without cracks) and a pulse fatigue test report of ≥ 100000 times should be provided. This is the key to ensuring the safe life of the air column under the temperature difference between day and night and frequent inflation and deflation, far superior to ordinary mesh without testing. Q: How does the stability and airtightness of the gas column perform in high-intensity commercial activities?Answer: Very outstanding. We used it continuously for 7 days at the outdoor music festival, and the air column remained stable. Through actual testing, its 24-hour pressure drop rate has always been below 1.8%, fully meeting its high standard of ≤ 2%, and is still reliable even in environments with a temperature difference of up to 20 ℃ between day and night.Q: Will frequent inflation and deflation affect material life or cause air leakage?Answer: The impact is minimal. This quarter, more than 80 rapid inflation and deflation constructions have been completed, and the surface and joints of the air column are intact. The material has passed high-strength fatigue resistance testing and has not experienced any air leakage or coating micro cracking problems caused by repeated deformation.Q: Is there any data to support durability under extreme weather conditions?Answer: Experienced strong winds (level 8) and low temperatures (-5 ℃). Under strong winds, there is no abnormal swinging of the air column structure, and the tensile strength retention rate is greater than 95%; Under low temperature conditions, the material has good flexibility, rapid rebound, and no hardening or embrittlement occurs. 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