LE Fiberglass Epoxy Laminate Rectangular Bar Material Fiberglass Epoxy Laminate Clarity Opaque Color Brown Thickness 0.125 in Overall Length 4 ft Overall Width 4 in Tensile Strength 13 000 psi Maximum Temperature 250 Degrees F Minimum Temperature 0 Degrees F Impact Strength 1.3 ft-lb/in Thickness Tolerance +/-0.011 in Standards UL 94 HB Corrosion and Chemical Resistance Fair Friction Coefficient Not Applicable Density 0.048 lb/cu in Hardness Rockwell M100