China Supplier Butterfly Valve Seal Ring - 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?
PTFE Ring Gaskets – A Reliable Solution For The Engaging Industries
No matter new customer or old customer, We believe in long term and trusted relationship for China Supplier Butterfly Valve Seal Ring - FEP Encapsulated Silicone Manlid seals – Lucky Star Seal, The product will supply to all over the world, such as: Greek , Durban , Sierra Leone , Our company always concentrate on the development of the international market. We now have a lot of customers in Russia , European countries, the USA, the Middle East countries and Africa countries. We always follow that quality is foundation while service is guarantee to meet all customers.
By Flora from Borussia Dortmund - 2017.08.15 12:36
It is really lucky to meet such a good supplier, this is our most satisfied cooperation, I think we will work again!
By Lauren from Paraguay - 2018.09.23 17:37