Because it absorbs little moisture, Acetal demonstrates excellent stability for close-tolerance machined parts. In high-moisture or submerged applications, Acetal bearings can outperform nylon 4 to 1. This material is resistant to a wide range of chemicals, including many solvents.

Does Delrin absorb water?

Delrin® possesses high tensile strength, creep resistance and toughness. It also exhibits low moisture absorption. It is chemically resistant to hydrocarbons, solvents and neutral chemicals. ... Parts exposed to a moist or wet environment, such as pump and valve components, are especially appropriate.

Which is stronger nylon or acetal?

Compared to acetal, nylon offers superior tensile strength and bending stiffness. It can also handle higher loads and higher temperatures. ... Compared to nylon, acetal provides higher impact resistance and cold resistance.