K5689 Sheet Stock PVC Type 1 Grade Standard Plastic Length 4 ft Plastic Width 4 ft Plastic Thickness 0.5 in Gray Plastic Clarity Opaque Tensile Strength 8 350 psi Impact Strength 0.8 ft-lb/in Water Absorption 0.02 Percent Temperature Range 32 Degrees to 140 Degrees F Plastic Hardness 84D