... , Copolyformaldehyde Resin, Copolyformaldehyde , Acetal copolymer, polyxymethylene, POM(Polyacetal) CAS NO.:24969-26-4, 1,3,5-Trioxane,polymer with 1 ... ) Pressure : Injection Pressure : 50-100 Mpa Holding Pressure : 30-80 Mpa Back Pressure:0-0.5 MPa Screw Rotational Speed ... : 50-120 rpm Recommended Extruded Conditions Standard extruders ...