Sheet Stock PEI Grade Standard Plastic Length 24 in Plastic Width 24 in Plastic Thickness 1.25 in Amber Plastic Clarity Opaque Tensile Strength 17 000 psi Impact Strength 0.5 ft-lb/in Friction Coefficient 0.42 Water Absorption 0.25 Percent Temperature Range -20 Degrees to 340 Degrees F Plastic Hardness Rockwell M112