... 1,3,5-Trioxane,polymer with 1, 3-dioxolane, Copolyformaldehyde Resin, Copolyformaldehyde , Acetal copolymer, polyxymethylene, POM(Polyacetal) CAS NO.:24969 ... coefficient of friction and good geometric stability, particularly suited to the production of gears and bearings. It also has ... Value Unit Test StandardFlame Rating-UL HB class UL94Notes to users:Values shown are based on testing of laboratory ...