The products are punched or cut from pure Expanded Graphite Sheet and Reinforced Expanded Graphite Sheet. Depend on its excellent corrosion resistance, high and low temperature resistance, good compression resilient and high intensity. All kinds of circular, complicated geometric gaskets are widely used in pipe, valve, pump, pressure vessel, thermal exchanger, condenser, fluviograph, engine, air - compressor, exhaust tube, refrigerating machine, etc.