K5435 Sheet Stock UHMW Polyethylene Grade Standard Plastic Length 12 in Plastic Width 12 in Plastic Thickness 4.5 in White 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