K5608 Sheet Stock Polycarbonate Grade Standard Plastic Length 4 ft Plastic Width 4 ft Plastic Thickness 0.125 in Bronze Plastic Clarity Opaque Tensile Strength 9 500 psi Impact Strength 12.0 ft-lb/in Water Absorption 0.15 Percent Temperature Range -211 Degrees to 180 Degrees F Plastic Hardness Rockwell M70