... acids ,harsh inorganic and organic chemicals ,it is attacked only by the alkaline metals in the ... ,PTFE can withstand a wide of temperatures ,from 260℃ down to -180℃.The extraordinary characteristics of ... ,food processing plants and valves industries .PTFE sheet is made from 100% virgin ptfe suspension resin ,we have two kinds ... 40,45,50,55,60,70,80,90,100.1000*10001200*12001500*1500Width(mm)Thickness (mm ...