... , POM (Polyacetal), CAS NO.:24969-26-4, 1,3,5-Trioxane,polymer with 1, 3-dioxolane, Copolyformaldehyde Resin, Copolyformaldehyde , Acetal copolymer ... , POM(Polyacetal) CAS NO.:24969-26-4, 1,3,5-Trioxane,polymer with 1, 3-dioxolane. Copolyformaldehyde (POM) is an excellent ... variations in data valuse. Material Drying : 80-90C, 3-4 hours Cylinder Temperature: Nozzle :180-210 (C) Front Section :190-210 ( ...