... available,Virgin or recycled, PTFE with filler(glass fiber,graphite,bronze,silca, carbon fiber,molybdenum etc.)Spec.:4mm-200mm ... used within -180oC - +260oC for no load;property: high and low temperature resistance, Anti-caustic, abrasive resistance, electric insulation; ... structure, smooth surface without rift, crack, air bubble, and mechanical scratch. Exogenous impurity is permitted.PTFE Hose: 3* ...