... tensile. Description:PTFE is a kind of good sealing material , Made of pure PTFE dispersion resin , ... coefficient of friction ,resistance to chemical corrosion, good sealing performance, not hydrolysis constant hard, etc.Application:suitable ... turbine generator and various special-shaped cans,barrels sealing.Temperature: -250°C~+280°CSpecification:3mm×0. ... at break%120 PTFE elastic belt