Delrin is a trademarked name for acetal resins that are semi-crystalline thermoplastic polymers. This type of material is also known by the abbreviation POM or polyoxymethylene. It has gained popularity since first being introduced to the commercial marketplace in 1960.
For automotive, mechanical, and industrial purposes, Delrin® can be used to make bearings, bushings, gears, fittings, sliding and guiding parts, rollers, conveyor systems, scraper blades, and various electrical insulator parts.