Polyoxymethylene (POM, Acetal)

Product   Name

Polyoxymethylene   (POM, Acetal)

CAS   No.

9002-81-7

Appearance

White   or off-white granules

Main   Types

Copolymer   (heat/chemical resistant), Homopolymer (high strength, wear-resistant),   Glass-filled, High-lubricity (PTFE), UV-stabilized

Physical   Properties

Density   1.41-1.42 g/cm³, melting point 165-175℃, HDT 95-110℃ (1.82MPa), service temp   -40℃ to 100℃

Key   Parameters

Melt   flow index 2-30 g/10min; Tensile strength 55-70 MPa; Notched impact strength   6-10 kJ/m²; Low friction, self-lubricating

Features

High   mechanical strength, good rigidity; excellent wear/fatigue resistance,   self-lubricating; chemical resistance to solvents/fuels; low moisture   absorption (~0.2%); dimensional stability

Main   Applications

Precision   gears (printers/clocks), auto parts (door handles/fuel system components),   electronics (switches/relays), industrial machinery (bearings/pump bodies),   zipper pulls, lighters

Packaging

25kg   woven bags (PE liner); jumbo bags available

Storage

Cool,   dry, ventilated; keep sealed, protect from moisture

Shipping

Non-hazardous;   protect from moisture and rain; handle with care

Quality   Standard

GB/T   22271.1-2021; FDA, REACH, RoHS available upon request

MOQ

Standard   20-25 tons (1 container); trial order 5-10 tons

Delivery   Time

Standard   7-15 working days; custom 15-25 working days

Payment   Terms

T/T   (30% deposit, 70% against B/L copy), L/C at sight

HS   Code

39071010   (Polyoxymethylene in primary forms)