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Shanghai Oil Seal Co.,Ltd.

Good quality PTFE Silicone Septa for sales
Good quality PTFE Silicone Septa for sales
Good Products ,Good Service,Good Sourcing Platform!

—— Michael

Easy to talk with, very professional and fast service, the flag quality is super good. Even better than we ordered from Germany!!

—— Germany Fabian Scherb

We trust the quality of your products. It always the best. Keep this going, and we will establish a long-term trade relationship with you.

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Black Expanded PTFE High Temp Gasket Back Up Ring For Industry

China Black Expanded PTFE High Temp Gasket Back Up Ring For Industry supplier

Large Image :  Black Expanded PTFE High Temp Gasket Back Up Ring For Industry

Product Details:

Place of Origin: China
Brand Name: ERM
Model Number: Expanded PTFE Gasket

Payment & Shipping Terms:

Minimum Order Quantity: 1000 PCS
Packaging Details: Roller paper
Delivery Time: 15 days
Payment Terms: T.T
Supply Ability: 5000pcs/day
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Detailed Product Description
Color: Black Feature: High Performance
Function: Seal Material: PTFE
Product Name: Expanded PTFE Gasket Style: O Ring


Black Expanded PTFE High Temp Gasket Back Up Ring For Industry





ERM sealing company is specilized in virgin PTFE gasket and filled PTFE gakset .


PTFE is principally used as a gasket material because of it's capability to remain unaffected by the majority of chemicals used in industry. It is also classified, in most cases, as a food grade material, making it acceptable to both medical and food production industries. There are three basic types of PTFE gasket materials. Virgin PTFE , filled PTFE and expanded PTFE .






Max T

Max P

Creep Rel'n





35 - 55

Excellent chemical resistance.

Filled PTFE



11 - 40

Excellent chemical resistance.

Filled PTFE - Metal Inserted




Excellent chemical resistance. 316 SS perforated core.

Expanded PTFE




Excellent chemical resistance. Highly compressible.




PTFE material


1)PTFE filled 15%  Glass Fiber + 5% Moly

2)PTFE filled 15%  Carbon Fiber

3)PTFE filled 30% or 40% Bronze

4)PTFE filled 20% Carbon + 3% Graphite

We also can produce other filled PTFE as customer request .



Competitive Advantage:


PTFE material is excellent of temperature  and  chemcial resistance.
Temperature range: -450°F to 600°F (-268°C to 315° C)
Chemical resistance: Resistant to all media in the 0-14 pH range, except molten alkali metals and elemental fluorine, particularly at elevated temperatures and pressures
Operating pressure: Vacuum to 3000 psig (200 bar)
Safety: Complies with FDA 21 CFR 177.1550 (PTFE) food requirements



Advantage of our products:


1.   Professional manufacture.

2.   Implement strict quality test & control procedure.

3.   High quality & Best price.

4.   Good after-sale service.

5.   Fast delivery time.



Our Service:


We believe our products will satisfy you.

Our good quality, excellent service and competitive prices are your best selection.

Thanks for visiting our website!!!

If you have any interest, please feel free to contact us!

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Shanghai Oil Seal Co.,Ltd.

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