Tunneling Ventilation Duct Tunneling Engineering Ventilation Ducting Fire Resistance Tunneling Venti

Wholesale large diameter lay flat PVC fire resistance tunneling engineering ventilation duct ItemUnitIndexFabricColor-black,yellow,orangeorcustomizedbasefabric-knitted/wovenpolyesterfabricwithbothsidespvccoatedWeightg/m2400-900orcustomizedLengthm1-300orcustomizedSeamstrengthN/50mm1000-2500orcustomizedTensilestrength(warp/weft)N/50mm1500-3000orcustomizedTearstrength(warp/weft)N400-600orcustomizedAdhesionstrengthN/50mm60-100orcustomizedAntistaticΩ<3*108oroptionalWindpressureresistancePa3000-10000Flameretardant-EN-71/UL94/DIN4102orcustomizedDuctDiametermm300-3000orcustomizedLongitudinalseam(relatedtolength)pcs1-4Circumferentialseam(relatedtodiameter)pcs1-5Sealingflapextendmm100-200Non-perpendicularitywithductaxes°3Steelringmaterial-springmanganesesteelorcolddrawnsteelDiameterofsteelringmm5-10orcustomizedGrommetspacingmm500-800orcustomizedSuspensionway-suspensionfin/patchorcustomizedConnectionway-steelringorzippercouplingTorsionalcapacityDuctlength(≤5m)mm1/24ofcircumferenceDuctlength(>5m)1/16ofcircumferencePS:Alloftheabovedatacanbecustomized,pleasee-mailtoannalee@cdfhcl.comtospecificyrequirements.The antistatic of tunneling ventilation ducthas won the China Science and Technology AchievementAward;Since2006, we have 10 years′ experience of development, design, production, application;Our annual production capacity of PVC tunneling ventilation ductis about 2000,000 meters with one full set of production line from weaving, PVC calendering, PVC laminatingto ventilation duct production;Customized according to client′s requirement,such as tensile strength, tear strength, adhesion strength, tensile strength of welding joint, weight, thickness, fire resistant and antistatic of fabric, diameter and other function;Customized hanging ways according to the client′s requirement;Customized connection ways according to the client’s requirement, steel wire or zipper connection;Customized the length and packing ways;Ventilation duct accessories can be made according to the customer′s requirement, such as T piece,Y piece, reducer, converte.
tunneling ventilation duct hanging and hook
zipper connection tunneling applicationDelivery detail: The production cycle is 7-15 days after ordering, according to your orders.MOQ: 100 metersSupply ability: 150,000 meters/monthTrade port: Shanghai, Shenzhen, ChengduPayment term: T/T, L/C
was established in 2006, is an all-around major composite material enterprise. Our products are widely used in PVC inflatable fabric for recreational toys, mining ventilation duct, tunnel air duct, flexible biogas engineering fabric, textile architecture membranes, tent fabric, PVC tarpaulin for vehicle and boat, pond liner, PVC geomembrane, air tightness fabric for water&gas tank etc.
We obtained more than 10 national patents, andunique anti-static technology of which won the National Security Science and Technology Achievement Award. Besides, we are the drafter of national and industrial standards of coal mine ventilation materials.
We had more than 20 brands, such as JULI, Armor, SM, JUNENG etc, and got ISO 9001 certificate of quality system, DUNS and lots of SGS product certification.
1. Inquiries will be replied within 24 hours.
2. Fast sample arrangement.
3. OEM/ODM service: support customized products, including color and size.
Q 1. Are you a factory or trading company?
A:Our company is a factory with four workshops.
Q 2. What is goods lead time?
A: According to clients’ requirements,generally the goods lead time is 5 to 15 days.
Q 3. 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 the payment for formal order.
Q4. How does your factory do regarding quality control?
A: All the raw materials from international famous brand are detected before putting in storage, and there is special team who designs the product according to client’s requirement in our company, and the QC department is detecting during the processing, so our products will be tested many times before leaving factory, and it accord with SGS quality standard and 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: T/T and L/C.Yes,it is available. If printing logo need to increase the cost, you need to pay in advance, and then when the order quantity reaches a certain level, we will return the expenditure. If the cost is low, we can afford it.
Q7.How long is the warranty period ?
A:One 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.
Contact Name:Annalee Fu
E-mail:annalee@ cdfhcl.com
Skype:Annalee Fu
Telephone number: +86 18081892548
Call number:+86-2884211073
Address:Longtan Industrial Park of Chenghua District , Chengdu,China