Keystone Sanitary Butterfly Valve Liner | Superior Durability
Material: | PTFE+EPDM | Temperature: | -40℃~135℃ |
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Media: | Water | Port Size: | DN50-DN600 |
Application: | Butterfly Valve | Product Name: | Wafer Type Centerline Soft Sealing Butterfly Valve,pneumatic Wafer Butterfly Valve |
Color: | Black | Connection: | Wafer,Flange Ends |
Seat: | EPDM/NBR/EPR/PTFE,NBR,Rubber,PTFE/NBR/EPDM/VITON | Valve Type: | Butterfly Valve,Lug Type Double Half Shaft Butterfly Valve Without Pin |
PTFE bonded with EPDM Valve Seat For Centerline Butterfly Valve 2 -24''
A PTFE+EPDM butterfly valve seat is a valve seat material made of a mixture of polytetrafluoroethylene (PTFE) and ethylene propylene diene monomer (EPDM). It has the following performance and size descriptions:
Performance Description:
Excellent chemical corrosion resistance, able to withstand various corrosive media;
Strong wear resistance, able to maintain its shape and performance even under high-stress conditions;
Good sealing performance, able to provide a reliable seal even under low pressure;
Good temperature resistance, able to withstand a wide range of temperatures from -40°C to 150°C.
Dimension Description:
Available in various sizes ranging from 2 inches to 24 inches in diameter;
Can be designed to fit different types of butterfly valves, including wafer, lug, and flanged types;
Can be customized to fit specific application requirements.
Size (Diameter) |
Suitable Valve Type |
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2 inches | Wafer, Lug, Flanged |
3 inches | Wafer, Lug, Flanged |
4 inches | Wafer, Lug, Flanged |
6 inches | Wafer, Lug, Flanged |
8 inches | Wafer, Lug, Flanged |
10 inches | Wafer, Lug, Flanged |
12 inches | Wafer, Lug, Flanged |
14 inches | Wafer, Lug, Flanged |
16 inches | Wafer, Lug, Flanged |
18 inches | Wafer, Lug, Flanged |
20 inches | Wafer, Lug, Flanged |
22 inches | Wafer, Lug, Flanged |
24 inches | Wafer, Lug, Flanged |
Temperature Range |
Temperature Range Description |
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-40°C to 150°C | Suitable for wide temperature range applications |
The Keystone Sanitary Butterfly Valve Liner is crafted from a premium mixture of PolyTetraFluoroEthylene (PTFE) and Ethylene Propylene Diene Monomer (EPDM), materials renowned for their exceptional chemical resistance and resilience. This combination not only ensures a broad temperature range of -40℃ to 135℃ but also promises superior compatibility with a wide array of media, including water. The adaptability of this product makes it an ideal choice for butterfly valve applications, where sealing efficiency and material integrity are paramount. Our product's versatility is further demonstrated by its compatibility with port sizes ranging from DN50 to DN600, making it suitable for a vast spectrum of industrial needs. From the Wafer Type Centerline Soft Sealing Butterfly Valve to the pneumatic Wafer Butterfly Valve and beyond, our liner is designed to facilitate seamless integration with your existing systems. The black color of the product signifies its robustness, while its available connections – Wafer and Flange Ends – ensure ease of installation. Whether your application requires EPDM, NBR, EPR, PTFE, NBR, rubber, or VITON seats, our Keystone Sanitary Butterfly Valve Liner is engineered to accommodate various specifications, including Lug Type Double Half Shaft Butterfly Valve without Pin. Offering unmatched durability and efficiency, our valve liner is the ultimate solution for enhancing your system's performance, ensuring smooth operation under any condition.