Rectangle Stock Acetal Copolymer Standard Plastic Length 24 in Plastic Width 4 in Plastic Thickness 2 in Black Plastic Clarity Opaque Tensile Strength 9 100 psi Impact Strength 1.1 ft-lb/in Friction Coefficient 0.35 Water Absorption 0.22 Percent Plastic Density 0.051 lb/cu in Corrosion and Chemical Resistance Fair