CHR 2042-5 PTFE films provide a conformable release surface and exhibit a remarkably low coefficient of friction and non-stick properties. At elevated temperatures, PTFE film still retains excellent tensile strength. Service temperatures range from -100 to 350 °F. - CHR 2042-5 is manufactured from skived PTFE film coated with high temperature acrylic adhesive. PTFE films have high temperature resistance and are virtually unaffected by all chemicals.