... Density Polyethylene and available in two main grades, 300 and 500 grade. The higher the HDPE grade number the higher ... Relieved (S/R)Key words:Ptfe sheet, Ptfe skived sheet, ptfe molded sheet, Teflon sheet, Teflon skived sheet, Teflon molded sheet, ptfe rod, ptfe bar, ... tube, ptfe tube,HDPE sheet,HDPE rod, POM sheet, POM rod, PP sheet,PP rod, Nylon sheet, Nylon rod, rubber sheet. The packing for ...