Flame resistance conforms to EN71-2: 2011/DIN4102/UL94/DIN75200.
Woven/knitted polyester fabric with both sides PVC coated.
Low friction loss.
Dual suspension fin/tab to withstand double pressure.
Seam welded by hot air or HF to be airtight and provide low leakage.
High wear resistance and tear strength.
Anti-static feature(<3*108) optional.
Diameter range 300-3000mm.
Standard length 20m, custom length is available.
Standard coupling: sealing flap extend, other connection way is available.
Annual production 2,000,000m for ventilation ducts and 15,000,000 m2 duct fabric, fully meet your needs.
Ready for fast and easy installation.
Apply for related certification as different country or region.
||Black, yellow, orange or customized|
||Knitted/woven polyester fabric with both sides PVC coated|
||400-900 or customized|
||1-300 or customized|
||1000-2500 or customized|
|Tensile strength (warp/weft)
||1500-3000 or customized|
||400-600 or customized|
||60-100 or customized|
||<3*108 or optional|
|Wind pressure resistance
||EN-71/UL94/DIN4102 or customized|
||300-3000 or customized|
|Longitudinal seam(related to length)
|Circumferential seam(related to diameter)
|Sealing flap extend
|Non-perpendicularity with duct axes
|Steel ring material
||Spring manganese steel or cold drawn steel|
|Diameter of steel ring
||5-10 or customized|
||500-800 or customized|
||Suspension fin/patch or customized|
||Steel ring or zipper coupling|
||Duct length (5m)
||1/24 of circumference|
|Duct length (>5m)
||1/16 of circumference|
|PS: All of the above data can be customized. |
Q1. Are you a factory or trading company?
A: We are a factory with four workshops.
Q2. What is goods lead time?
A: According to clients' requirements, generally the lead time is 5 to 15 days.
Q3. how can I get some samples?
A: We are honored to offer you samples. New clients are expected to pay for the courier cost, the samples are free for you, this charge will be deducted from your formal order.
Q4. how does your factory do regarding quality control?
A: All the raw materials from international famous brand are detected by 4-6 tests before entering factory, and there is a special team who designs the product according to clients' requirement in our company, the QC department is responsible for detecting dozens of indexes during the processing, so our products will be tested many times before leaving factory, and they accord with SGS standard and other third party certifier services.
Q5. What is your payment?
A: T/T and L/C.
Q6. Can your factory print my LOGO on the goods?
A: Yes, but printing logo will increase the cost, you need to pay in advance, and when the order quantity reaches a certain level, we will return the cost. If it is low, we can afford it.
Q7. how long is the warranty period?
A: 1 year under normal conditions.
Q8. Where is your factory and how can we go?
A: We are located in southwest of China, Chengdu, Sichuan, the hometown of panda. about two hours of aircraft from Shenzhen.