... , POM (Polyacetal), CAS NO.:24969-26-4, 1,3,5-Trioxane,polymer with 1, 3-dioxolane, Copolyformaldehyde Resin, Copolyformaldehyde , Acetal copolymer, polyxymethylene ... min ISO 1133Water Absorption (24 hr, 23 C) 0.6 % ISO 62Mechanical properties Value Unit Test StandardTensile Stress at ... 178Flexural modulus 2600 MPa ISO 178Charpy notched impact strength 6.0 KJ/m2 ISO 179/1eAThermal properties Value Unit ...