PTFE gasket,ptfe ball valve gasket, PTFE ball valve seats

Ptfe valve seat and valve stem sealing gasket,All-welded valve gasket

Introduction: ptfe valve seat and valve stem sealing gasket is made from suspension polymerization ptfe resin by method of molding processing.Being added filler materials in PTFE,the products are greatly improved on the strength and mechanical properties .

Usage :seal valve seat and valve stem.(mainly used for all-welded ball valve) Semiconductor / Chemical Processing /Food /Pharmaceutical /Aerospace / Telecommunications Industries

Prime Features
Acid and alkali resistant
Chemical resistant
has minimum friction coefficient of all know pure material
Non-viscous,no aging
Now molds can be made according to customers requirements.

Filling agent:glass fiber, molybdenum disulfide, polyimide,carbon fiber, graphite, copper powder,silica,polyphenyl ester, PPS etc.

Specification:various types and specifications of the valve seat, and already has a full range of ball valve seat mold company.Also can according to customer requirements production and processing.

Remarks: Being PTFE is modificated by us ,the gasket can normally work in- 260 Degree to+ 280 degree temperature.

Main Feature

1) Heat resistance property---it is able to wok stably between -260^oC to +280^oC.

2) Excellent non-sticky property---it is easy to remove sticky things.
3) Good mechanical property with no distortion and low friction coefficient.
4)Excellent insulation property.
5) Materials like carbon, graphite and glass fiber can be filled.

6) High chemical properties, acid and alkali resistant

7)No aging

Packing: Carton case or according to customer's requirements.