ABS has good mechanical properties and excellent impact resistance. It is commonly used for prototype parts.
PVC is the third most used plastic with all-around good mechanical properties, excellent chemical and weather resistance and good toughness.
Polycarbonate - PC - has excellent impact strength and good temperature resistance. Suitable for outdoor applications.
Delrin - POM -Ideal for parts with high stiffness, low friction, and very low water absorption.
PEEK is an engineering thermoplastic with excellent mechanical and thermal properties. Can be used to replace metal parts. Biocompatible.
Teflon - PTFE - has excellent thermal and chemical resistance and outstanding frictional and electrical properties.
Nylon - has excellent mechanical properties, with high toughness and hardness. Susceptible to moisture absorption.