Plastic Sheet UHMW Polyethylene Grade Oil-Filled Plastic Length 8 ft Plastic Width 4 ft Plastic Thickness 0.25 in Gray Plastic Clarity Opaque Tensile Strength 4 000 psi Impact Strength No Break Friction Coefficient 0.14 Water Absorption 0.01 Percent Temperature Range -70 Degrees to 180 Degrees F Plastic Density 0.034 lb/cu in Plastic Hardness 65D