custom 20mm pehd sheet for sale-UHMW/HDPE sheets manufacturer1/2 pehd sheets for nstruction-HDPE high density HDPE/HDPP (high-density polyethylene and high-density polypropylene. normal size 1250*3100mm,1220*2440mm, and 2100*3100mm, thickness from 6mm to 200mm. Meanwhile, uld customize it based on your demand. High quality, best st ...