January 01, 1970
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High tear resistance, high temperature resistance, corrosion resistance, aging resistance, non-toxic and tasteless, good elasticity.
The products made of asbestos are rejected step-by-step when people demanding more and more on the health and environment-protection. Expandable teflon and flexible graphite are used much more widely than ever in modern industry.
The material is an intermediate phase between PAN fiber and carbon fiber, having high strength and modulus, impregnated with PTFE, used for the substrate of braided packing or as the reinforcing material for sealing materials.
