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Development and application of high performance gasket

2020-06-23


Development and application of high performance gasket
Sandwich composite non-asbestos sealing gasket
The sandwich composite non-asbestos sealing gasket is composed of two layers of non-asbestos gaskets sandwiched by a layer of nylon mesh or metal mesh.
Non-asbestos gaskets are made of mineral fiber, organic fiber, stone powder, rubber and resin mixed with a small amount of cross-linking agent, anti-aging agent, light stabilizer, vulcanizing agent, etc. through calendering, copying or rolling method.
The nylon mesh is made by weaving heat-resistant nylon yarn with mesh 120 mesh. The metal mesh is made of braided stainless steel wire. Nylon mesh or metal mesh is sandwiched between two layers of non-asbestos gaskets, and pressed again to form a composite non-asbestos sealing gasket with interlayer.
Metal mesh-reinforced non-asbestos gaskets have higher strength than nylon mesh-reinforced non-asbestos gaskets, and are suitable for high-pressure sealing parts such as hydraulic machinery and special vehicles.
The nylon mesh reinforced asbestos-free gasket has better flexibility and compression resilience performance, and is suitable for automotive powertrain sealing.
Composite non-asbestos sealing gaskets greatly improve the performance of ordinary non-asbestos gaskets, and also have great performance advantages compared with oil-resistant asbestos rubber sheets.
Nylon mesh compound non-asbestos sealing gasket is used for thermostat gasket, supercharger gasket, water pipe gasket, oil filter gasket, etc., which solves the corrosion, adhesion, Quality problems such as leakage have made the gaskets asbestos-free, and the sealing life has been increased by more than 3 times.