Best Price for Rotary Diaphragm Air Pump - 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:
Tips On Fitting A PTFE Ring Gasket In The Flange Joints
PTFE Ring Gaskets – A Reliable Solution For The Engaging Industries
We also offer product sourcing and flight consolidation services. We have our own factory and sourcing office. We can provide you with almost every type of product related to our product range for Best Price for Rotary Diaphragm Air Pump - FEP Encapsulated Silicone Manlid seals – Lucky Star Seal, The product will supply to all over the world, such as: Oslo , Colombia , Libya , We offer OEM services and replacement parts to meet the varying needs of our customers. We offer competitive price for quality products and we will make certain your shipment is handled quickly by our logistics department. We sincerely hope to have the opportunity to meet with you and see how we can help you further your own business.

Good quality, reasonable prices, rich variety and perfect after-sales service, it's nice!
