Good User Reputation for Pure Ptfe Braided Packing - FEP Encapsulated Silicone Manlid seals – Lucky Star Seal Detail:
Encapsulation
FEP
The most versatile when considering overall corrosion resistance, sealing capability and temperature.Temperature range -450 to + 400 degrees F. (-267 to 205 degrees C)
PFA
A fluorocarbon copolymer similar to FEP but it also offers greatly improved mechanical and creep properties at elevated operating temperatures. Temperature range -450 to +500 degrees
F. (-267 to +260 degrees C).
Physical Properties of Encapsulated O-rings:
Core material:
Silicon rubber: 85-90A Viton elastomers: 90-95A
Hollow Silicone Rubber: 75-80A Water absorption: <0.01
Features:
1.Excellent chemical resistance, is suitable for almost all chemical medium (strong oxidation, reducing solvent);
2.Good corrosion resistance ( Strong acid and alkali solvent );
3.Good compression resistance ≥30%;
4.Low Coefficient of Friction (only 0.1 ~ 0.2);
5.Good resistance to dissolve (≤0.1%) ;
6.High pressure resistantance(up to 60Mpa );
7.Excellent sealing persistence , increase 500% life time.
Product detail pictures:

Related Product Guide:
What Is A PTFE Ring Gasket?
Thermal And Chemical Benefits Of PTFE Ring Gaskets
The company upholds the philosophy of "Be No.1 in quality, be rooted on credit and trustworthiness for growth", will continue to serve old and new customers from home and overseas whole-heatedly for Good User Reputation for Pure Ptfe Braided Packing - FEP Encapsulated Silicone Manlid seals – Lucky Star Seal, The product will supply to all over the world, such as: Indonesia , Puerto Rico , Indonesia , It is our customers' satisfaction over our products and services that always inspires us to do better in this business. We build mutually beneficial relationship with our clients by giving them large selection of premium car parts at marked down prices. We provide wholesale prices on all our quality parts so you are guaranteed greater savings.

The factory technical staff gave us a lot of good advice in the cooperation process, this is very good, we are very grateful.
