Sheet Stock Polypropylene Grade Standard Plastic Length 6 in Plastic Width 6 in Plastic Thickness 0.5 in White Plastic Clarity Semi-Clear Tensile Strength 4 200 psi Impact Strength 1.2 ft-lb/in Friction Coefficient 0.5 Water Absorption 0.01 Percent Temperature Range 0 Degrees to 180 Degrees F Plastic Density 0.033 lb/cu in Plastic Hardness Rockwell M85