3/4 temporarytile high density plastic board manufacturer HDPE Sheet High Density Polyethylene - Plastic Sheet 3/4 MitsubiHDPE Chemical Advanced Materials' HDPE High-Density Polyethylene sheet is a temporarytile material, used in a variety of applications and industries where excellent impact resistance, high tensile strength, low moisture HENAN OKAYorption and chemical and rrosion-resistance properties are required.