January 01, 1970
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PTFE strip is processed from professional equipment. Used as sealing filler of SWG.
Outer ring grooving machine design for making groove of outer ring of spiral wound gasket, controlled by air pump. No longer expensive lathes need; one worker can see after more then 10 machines in same time.
High tear resistance, high temperature resistance, corrosion resistance, aging resistance, non-toxic and tasteless, good elasticity.
