
Static sealing element of pipe, valve, pump, thermal exchange, condensing tower, plain hole and man hole of flange, etc.
Industry: petrochemical, mechanical manufactory, power station, metallurgy, shipbuilding, medical and pharmaceutical nuclear power station and navigation, etc.
Spiral Wound Gaskets can be used to seal fluid pressure up to 250 bar cryoprnices temperature as low as -200°C and up to elevated temperature of 1000°C.
Spiral Wound Gasket Dimensions per
ASME B16.20 for ASME B16.5 Flanges
ASME B16.20 for ASME B16.47 Series A
ASME B16.20 for ASME B16.47 Series B
Style 911 for Male and Female ASME B16.5 Flanges
item | value |
Place of Origin | China |
Brand Name | conceptf |
Material | PTEF |
Certificate | MSDS.ROSH |
Colour | white black ,blue ,red ,green ,as u order |
Filled PTFE Profile
FILLER ELEMENT | FEATURE | USAGE |
GLASS FIBER FILLED PTFE | Strong wear resistance, small friction, excellent electrical performance. | Mechanical and electrical, such as bearings, gaskets, gasket sheet |
GLASS FIBER & GRAPHITE FILLED PTFE | Wear resistance, low friction, and creep reduction | Mechanical, such as piston ring, bridge groove, tube bearing pad, not suitable for electrical products |
GLASS FIBER & MOS2 FILLED PTFE | Strong wear resistance, small friction, small creep, excellent electrical performance | Mechanical and electrical applications, such as split bearings, valve seats |
CARBON FIBER FILLED PTFE | Wear resistance and load resistance | Mechanical applications such as bearings, mechanical seals and bearing pads |
GRAPHITE FILLED PTFE | Small friction, good drug resistance, creep smaller | Machinery and pharmaceutical industries, such as bearings, gaskets, gaskets |
BRONZE FILLED PTFE | Wear resistance, low friction, high thermal conductivity | Mechanical, such as piston ring, bridge groove, tube bearing pad, not suitable for electrical products |


Wenzhou Yongfeng Fluoro plastic Co., Ltd. is a professional production and processing company of PTFE products, PTFE gaskets, PTFE bushings, PTFE plates, PTFE seals, etc. We have a complete and scientific quality management system. We always adhere to the "good reputation and quality assurance, thoughtful service" belief, we adhere to the "customer first, forge ahead" business philosophy, adhere to the principle of "customer first", and strive to provide customers with good products. We believe that our products will become the cornerstone of our long-term solid cooperation. We strive to provide customers with high-quality products and services, and welcome friends from all walks of life to visit us for guidance and business negotiations.

Gaskets & Compression Packing / Industry Seal & Parts
Yongfeng Mechanical serves industry sealing field 20+ years over the world 58 countries.Company is specialized in compression packing, gasket and seal elements, sealing technical project design, researching and developing new seal material.
Yongfeng has plenty stock of products and quick delivery time, Yongfeng always do the best aftersales service to resolve customs questions and user's feedback.
Yongfeng's products are widely using in Paper Industry, Energy/Power Station, Metallurgy Industry, Chemicals Industry, Petrol Chemical Industry, Electric Industry, Shipbuilding & Service Industry and others.
You can find Cierne's products over the world, in Europe, Southeast Asia, Africa, America, etc.
Our Tenet:
- Listen carefully to customers requirement.
- Build products quality with heart.
- Provide satisfying service with honest
- Remember good after-sale service is the only reason we live.


YEARS OEINDUSTRIAL,PROCESSING EXPERIENCE
1.ARBITRARY CUTTING:Main engineering plastic products, whichcan be cut to any size
3.SUPPORT CUSTOMIZATION:Have many years of experience in personneland equipment, arbitrary processing



Q1.What's the order process?
1.Inquiry---provide us all clear requirements (total qty and package details).2.Quotation---official quotation from with all clear specifications from ourprofessional team.
3.Marking Sample --- confirm all quotation details and the final sample.
4.Production---mass production.
5.Shipping---by sea or by air.
Q2.What terms of payment you use?
As for the payment terms,it depends on the total amount.
Q3.How do you ship the products?
By Sea ,By Air ,By courier, TNT , DHL, Fedex, UPS Etc. lt is up to you.
Q4.What is the average delivery time?
Sample usually takes about 10-20days depending on product type. Bulkorder usually takes about 35 days.
Q5.How would l get a price list for a wholesaler ?
Please e-mail us, and tell us about your market with MOQ for each order. Wewould send the competitive price list to you ASAP.