... (Polyacetal), CAS NO.:24969-26-4, 1,3,5-Trioxane,polymer with 1, 3-dioxolane, Copolyformaldehyde Resin, Copolyformaldehyde , Acetal copolymer ... 5-Trioxane,polymer with 1, 3-dioxolane. Copolyformaldehyde (POM) is an excellent engineering plastics, in foreign countries have "wins Steel", "super steel" ... MFR) (190C/2.16Kg) 9 g/10 min ISO 1133Water Absorption (24 hr, 23 C) 0.6 % ISO 62Mechanical properties ...