Sheet Stock, Garolite G-10/FR4, Grade Standard, Plastic Length 24 in, Plastic Width 24 in, Plastic Thickness 0.1875 in, Yellow, Plastic Clarity Opaque, Tensile Strength 38,000 psi, Impact Strength 14.0 ft-lb/in, Water Absorption 0.15 Percent, Temperature Range 0 Degrees to 280 Degrees F, Plastic Density 0.072 lb/cu in, Plastic Hardness Rockwell M110