Acetal has a low coefficient of friction, high strength, and low moisture absorption and is easily machined. It is excellent for applications that require close-tolerance mechanical parts, bearing characteristics or FDA compliance such as food processing machinery. Available in homopolymer and copolymer formulations.

  • Bearings
  • Bushings
  • Conveyor Components
  • Scraper Blades
  • Gears
  • Ice Cream Equipment
  • Valves
  • Fittings
  • Cams
  • Impellers
  • Food Conveyors


  • Retains toughness through a broad temperature range
  • A good choice for wet environments
  • Easy to machine
  • Multiple formulations
  • FDA-compliant
  • Acetal Sheet – Available in thicknesses of 0.030" up to 4.5", and in sizes from 24" wide to 144" long.
  • Acetal Rods – Diameter sizes range from 0.062" to 12.00".
  • Acetal Tubular Bars – O.D. dimensions up to 13.5" are available with a variety of I.D. options.
  • Product Styles Section - Midland Plastics stocks Acetal in homopolymer (Delrin®) and copolymer versions as well as enhanced bearing-grade formulations using PTFE and other internal lubricants. Copolymer acetal is more chemically resistant while the homopolymer formulation offers slightly higher mechanical properties.

Acetal/Polyoxymethylene (POM) Tech Sheet