Sheet Stock Cast Nylon Grade Lubricant-Filled Plastic Length 4 ft Plastic Width 12 in Plastic Thickness 3.5 in Gray Plastic Clarity Opaque Tensile Strength 11 000 psi Impact Strength 0.5 ft-lb/in Friction Coefficient 0.18 Water Absorption 0.3 Percent Temperature Range 32 Degrees to 200 Degrees F Plastic Hardness 85D