Film Stock PTFE Standard Grade White Color Width 6 In. Length 50 ft. Thickness 0.625 In. Thickness Tolerance +/-0.006 In. Width Tolerance +/-0.250 In. Length Tolerance +/-0.500 In. Operating Temp Range -400 Degrees to 500 Degrees F Tensile Strength 1500 psi Impact Strength 3 lb. Standards AMS 3652 MIL-P-22241