K5341 Sheet Stock UHMW Polyethylene Grade Antistatic Plastic Length 8 ft Plastic Width 4 ft Plastic Thickness 0.25 in Black Plastic Clarity Opaque Tensile Strength 5 800 psi Impact Strength No Break Friction Coefficient 0.12 Water Absorption 0.01 Percent Temperature Range -22 Degrees to 180 Degrees F Plastic Hardness 66D