Rectangle Stock PTFE Glass-Filled Plastic Length 12 in Plastic Width 4 in Plastic Thickness 0.375 in Off-White Plastic Clarity Opaque Tensile Strength 2 500 psi Impact Strength 2.5 ft-lb/in Friction Coefficient 0.08 Water Absorption 0.02 Percent Plastic Density 0.08 lb/cu in Corrosion and Chemical Resistance Excellent