Black Square PTFE Graphite Braided Packing

We are offering black square ptfe graphite braided packing. this kind of oil-free white ptfe packing is twisted by black ptfe fiber without ptfe lubricant processing. As is solid twisted, its flexibility is adjustable. So it is well matched with axis and filling box. With excellent anticorrosion, good self-lubricating and viscidity resistance, it is suggested to use in the place where pollution is not permitted like chemical industry, foodstuff and so on, as well as is used in chemical mediums except dissoluble alkaline metal. equipment: pump, valve, flange.