Self Sealing Rings

Flexible expanded pure graphite pressure sealing / self sealing/ Bonnet Sealing rings are manufactured either plain or special SS wire mesh / foil along the cross section. They are available in square – rectangular – angular or any other cross sectional profile. The strong and dimensionally stable profile make them suitable on gate, Globe and other types of valves. Excellent conformity to body /bonnet and requisite compressibility of Win Graph SSR enables unmatched sealing; out classing asbestos or soft iron gaskets. Wide applicability in various media, temperature and pressure further add to the versatility of Win Graph SSR; backed by sound technical know how, making it a popular choice over the completion.

Product Specifications

Sizes : As per Drawings, Dimensions and types of valves (OD Upto 800 mm)

Density : 1.8 gm/cc or more depending upon reinforcements

Thickness : up to 100 mm

PH Range :0 to 14

Pressure : 500 bar

Working Temperature

In Oxidizing Atmosphere : - 240 to 450 °C

In Steam : - 240 to 650 °C

In Non Oxidizing Atmosphere : - 240 to 3000 °C

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