... gasket for different corrosive conditions, heat exchanger. Gaskets are used to seal steel, glass-lined steel, and FRP piping in ... any application in which a non-metallic gasket can be used. Pure White PTFE Gasket / Reinforced PTFE Gasket1.carbon, ... -resistance, and excellent electric insulation. Our products are widely used in sealing civil-construction, machinery, chemicals and mechanical. white ...