Zhejiang Hanlong New Material Co., Ltd.

Blog Professional evaluation data interpretation: High density PVC curtain fabric for fast rolling shutter doors This product is specially developed for industrial rapid rolling shutter doors, using a composite process of high-density polyester fiber base fabric and wear-resistant PVC coating. Professional testing data shows that its tensile strength can reach 5700/5100N/5cm in the warp/weft direction, and its tear strength can reach 900/80N in the warp/weft direction. It can withstand the mechanical stress of hundreds of high-speed starts and stops per day. The material has passed 100000 cycles of opening/closing testing (EN 12604) and the structure is intact without fatigue damage. Excellent peel strength ensures that the coating does not separate during high-frequency winding. The flame retardant performance meets the Level 2 self extinguishing standard and has passed the temperature resistance test from -30 ℃ to+70 ℃. The surface has undergone wear-resistant treatment, with a wear loss of ≤ 0.1mm after 100 rotations under a pressure of 4.9N, providing a durable and reliable fast isolation solution for industrial logistics channels. Guide to Choosing High Density PVC Door Curtain Fabric for Fast Rolling Shutter Doors 1. Core indicators of dynamic durabilityIt is necessary to verify the tensile strength (longitudinal stress ≥ 5500N/5cm) and tear strength (longitudinal stress ≥ 900N) to ensure that they can withstand the mechanical stress of hundreds of high-speed starts and stops per day. At the same time, a 100000 cycle test report (EN 12604) is required to verify the material's fatigue resistance.2. Wear resistance and flame retardant verificationConfirm wear test data: The wear amount after 100 rotations under 4.9N pressure is ≤ 0.1mm. The flame retardant performance needs to meet the level 2 self extinguishing standard (DIN 4102 B2 or equivalent) and meet the safety requirements of industrial sites.3. Environmental adaptability indicatorsVerify the temperature resistance range (-30 ℃ to+70 ℃) and peel strength data to ensure that the coating does not become brittle at low temperatures, does not deform at high temperatures, and does not separate during high-frequency winding. Select the weight according to the usage scenario (recommended 600-800g/㎡), and confirm the edge strengthening process to extend the service life of the door curtain. Q: What is the durability of this fast rolling shutter fabric under daily high-frequency opening and closing?Answer: The performance was very outstanding. Our logistics channel opens and closes more than 800 times a day, and has been continuously used for 14 months (with a cumulative operation of about 350000 times). The door curtain has no cracks or deformations, and its 100000 cycle test standard has been verified to be reliable.Q: Can the tear resistance of materials be used after frequent collisions with forklifts?Answer: Durable enough. After experiencing multiple forklift accidents and scratches, the measured tear strength of the door curtain still reached 870N (initial value of 900N), with no tear propagation. Its high-density base fabric and wear-resistant coating effectively resist mechanical damage.Q: Will the door curtain become stiff and stuck during operation in low temperature environments?Answer: Maintain good flexibility. After experiencing the winter season in the north (with a minimum temperature of -25 ℃), the fast door opened and closed smoothly without any abnormalities, and the material's performance was verified through a -30 ℃ temperature resistance test. The peel strength remains stable, and there is no coating separation phenomenon during high-frequency winding. 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 Tent Canvas for Balcony Sunshade/Door Curtain with Printing This product is specifically designed for outdoor sunshades, door curtains, and tents, utilizing a high-strength polyester base fabric with a printable PVC coating composite process. Professional test data shows its tensile strength reaches 1411/1297 N/5cm (length/width) and tear strength reaches 297/258 N/5cm (length/width) (DIN 53363), ensuring structural stability and wind resistance. The peel strength exceeds 74 N/5cm (DIN 53357), guaranteeing laminated layers remain intact during repeated unfolding and folding. The material passes temperature resistance tests from -30°C to +70°C (DIN 53372), adapting to seasonal climates. Hydrostatic pressure tests confirm 0.3MPa without leakage for 3 hours, achieving complete waterproof sealing. The surface undergoes special treatment with color fastness ≥6 (ISO 4893-2), maintaining excellent color retention after 1000 hours of sunlight exposure. With a weight of 680g/㎡, it balances strength and operational convenience, perfectly suited for balcony sunshades, door curtains, and tents. Balcony Sunshade/Door Curtain Printed PVC Tent Canvas Selection Guide 1. Core indicators of wind resistance and strengthIt is necessary to verify the tensile strength (warp/weft direction should be ≥ 1400/1200 N/5cm) and tear strength (warp/weft direction should be ≥ 290/250 N/5cm). The balcony sunshade needs to withstand strong wind pulling, and insufficient data can easily lead to structural tearing.2. Printing quality and weather resistance verificationRequest to provide a color fastness test report (≥ level 6) and xenon lamp aging data for 1000 hours. High quality printed fabrics must ensure long-term sun exposure without fading or powdering, ensuring that advertising patterns or decorative effects last as long as new.3. Waterproof and laminated firmnessVerify the hydrostatic pressure value (recommended ≥ 0.3MPa) to ensure rain proof sealing. Simultaneously confirm that the peel strength is greater than 74 N/5cm (DIN 53357) to avoid delamination after repeated expansion. Choose a temperature tolerance range (-30 ℃ to+70 ℃) based on the local climate, and pay attention to the weight (recommended around 680g/㎡) to achieve a balance between strength and ease of operation. Q: How does this printed tarpaulin resist tearing in strong wind environments on balconies?Answer: The performance is very stable. After experiencing multiple instantaneous strong winds (about level 8) in the past year of installation, the measured tear resistance strength of the tarpaulin still reaches 290N/255N (warp/weft direction), fully meeting its design standard of ≥ 290/250N, without any tearing or deformation.Q: Will printed patterns fade after long-term sun exposure?Answer: Excellent color retention. After two full summers of intense ultraviolet radiation, the color fastness remains stable at level 6 standard, and the advertising patterns are brightly colored as new. The reliability of the data from its 1000 hour xenon lamp aging test has been practically verified.Q: How about the waterproof effect in rainstorm weather? Will there be leakage at the seams?Answer: Completely reliable. After many times of heavy rain to rainstorm, the hydrostatic pressure of the tarpaulin is always stable above 0.3MPa, and the interior is kept dry. There are no leakage points at the high-frequency welding joints, which proves the reliability of the laminating process. 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 multi-purpose waterproof tarpaulin roll This product adopts a composite process of high-density polyethylene (HDPE) base fabric and anti UV coating, specially designed for long-term outdoor multi scene coverage. Professional testing data shows that its UV barrier rate is as high as 99.8%, and after 1500 hours of ultraviolet irradiation (ASTM G53/94 UVB 313nm), the tensile strength loss is ≤ 5%. The hydrostatic pressure value is greater than 8kPa (approximately 800mmHg ₂ O) to ensure complete waterproofing. The tear resistance strength in the warp/weft direction is ≥ 100N (ISO 4674), which can resist daily use scratches. Tested in a wide temperature range of -30 ℃ to+70 ℃ to adapt to the climate of all seasons. The material weighs ≥ 190g/㎡, balancing lightweight and durability, suitable for multi-purpose scenarios such as cargo covering, outdoor camping, and construction site protection. UV resistant multi-purpose waterproof tarpaulin roll selection guide 1. Core indicators of UV resistance performanceIt is necessary to verify the UV irradiation test report and select products with a UV barrier rate of ≥ 99% and a tensile strength loss of ≤ 5% after 1500 hours of UVB irradiation. Ordinary PE tarpaulin usually does not have UV resistance treatment and will become brittle after 3-6 months.2. Waterproof and weight balanceSelect the hydrostatic pressure value according to the usage scenario: mild coverage should be ≥ 5kPa, and long-term outdoor protection should be ≥ 8kPa. The recommended weight is 190-220g/㎡ (balancing portability and durability), with a weight below 160g/㎡ being easily damaged and above 250g/㎡ being bulky and inconvenient.3. Multi purpose adaptability verificationVerify the tear resistance strength (recommended longitudinal/latitudinal ≥ 100N) and temperature resistance range (-30 ℃ to+70 ℃). Confirm the edge strengthening process (double-layer locking edge+heat sealed seam) and the spacing between buttonholes (≤ 50cm). Choose color according to usage: Dark colors absorb heat but are more resistant to UV, while light colors reflect sunlight but are prone to dirt. Q: What is the actual durability of this UV resistant tarpaulin under long-term exposure to sunlight?Answer: The performance is very reliable. Our outdoor equipment has been covered with this tarpaulin for 28 consecutive months, and after professional testing, its tensile strength has only decreased by 4.8%, fully meeting the commitment of ≤ 5%. The surface is free of powdering and brittle cracks, far exceeding ordinary tarpaulins (which usually age within six months).Q: Is the waterproof effect long-lasting during rainy seasons?Answer: Completely reliable. After experiencing two complete rainy seasons (with a cumulative rainfall of over 2000mm), the static water pressure of the tarpaulin remained stable at above 8.2kPa, and the covering remained dry. The edge heat sealed joint has no leakage, verifying the reliability of the waterproof process.Q: Can tear resistance be used with frequent changes in usage scenarios?Answer: Durable enough. We have repeatedly disassembled and reassembled the tarpaulin over 40 times on construction sites, camping sites, and cargo shelters, and there is no tearing or expansion at the edges and buttonholes of the tarpaulin. After testing, the tear resistance strength still remains above 98N (initial value of 105N), proving its excellent fatigue resistance characteristics. 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-Quality Waterproof and Tear-Resistant Tarpaulin Rolls This product adopts a composite process of high-strength polyester base fabric and weather resistant PVC coating, specially designed for heavy-duty outdoor protection. Third party laboratory tests have shown that its tear strength in the warp/weft direction can reach 1050N/980N (ISO 4674-A), far exceeding that of ordinary industrial tarpaulins (about 600N/550N), with an improvement of up to 70%. The hydrostatic pressure value is up to 3200mmH ₂ O (ISO 811), which is 113% higher than the traditional PE tarpaulin (1500mm), to ensure that the continuous rainstorm environment is completely waterproof. After 1000 hours of UVA-340 xenon lamp aging test, the tensile strength retention rate reached 92% (ordinary PE only 62%), and the outdoor life was extended by more than 5 years. At the same time, it has passed the -40 ℃ × 200 low-temperature bending test without cracking, adapting to extremely cold environments. High quality waterproof and tear resistant tarpaulin roll selection guide 1. Comparison of Tear Strength CoreBe sure to verify the ISO 4674-A trapezoidal tear strength data. Professional grade products must meet the requirements of warp ≥ 1000N and weft ≥ 900N, with a durability improvement of more than 70% compared to ordinary tarpaulins (600N grade), and can resist strong wind tearing and sharp object scratching.2. Waterproof and anti-aging verificationRequest to provide a hydrostatic pressure test report, high-quality products should be ≥ 3000mm H ₂ O (ordinary PE is only 1500mm). Simultaneously verify the aging data of UVA-340 xenon lamp for 1000 hours, and the tensile strength retention rate should be greater than 90% (ordinary products