Engineering plastics guide for lightweight custom parts

A reference page for POM, nylon, PTFE, PC and other machinable plastic components.

Engineering plastics guide for lightweight custom parts

Why use engineering plastics

Engineering plastics can reduce weight, provide insulation, lower friction or protect mating metal components in assemblies.

Selection checklist

  • Define temperature, chemical and moisture exposure.
  • Avoid applying metal-style tolerances to unstable plastic features without review.
  • Choose material based on wear, stiffness, friction and machinability.

Typical parts

Examples include sliding guides, spacers, electrical insulators, bearing pads, protective blocks and low-volume housings.

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