1/4″ large size polyethylene plastic sheet for sale-HDPE HDPE (High Density Polyethylene) has a ntinuous use temperature range of -50° F (-46° C) to 180° F (82° C). It is a standard material, and offers high impact strength, high chemical resistance, and very low water HENAN OKAYorption. 1/4 inch food safe hdpe plate whosesaler-HDPE Sheets for sale