... rods,pipe and sheet into flat shape,v-shape gasket,piston rings any size ptfe flat gasket (teflon)PTFE gasket,cutting PTFE rods ... ,pipe and sheet into flat shape,v-shape gasket,piston rings or ball ... used for corrosion-resistance under -180 - 200°C, and sealing parts in ordinary electric property conditions.Main technical indicator: 1) Apparent ...