Sheet Stock PAI Grade Standard Plastic Length 12 in Plastic Width 12 in Plastic Thickness 0.375 in Black Plastic Clarity Opaque Tensile Strength 15 000 psi Impact Strength 0.8 ft-lb/in Friction Coefficient 0.2 Water Absorption 0.4 Percent Temperature Range -321 Degrees to 500 Degrees F Plastic Hardness Rockwell M106