| Alloy | Main Use | Strength | Machinability | Corrosion Res. | Remarks |
|---|---|---|---|---|---|
| Unfilled PEEK (Virgin) | Sensor housings, electrical connectors, insulation components | General structural use | |||
| Glass-Filled PEEK | Pump housings, valve components, structural brackets | Improved stiffness stability | |||
| Carbon-Filled PEEK | Gears, bushings, compressor parts, drivetrain components | High load drivetrain parts | |||
| Bearing Grade PEEK (PTFE) | Bearings, wear pads, sliding seals, thrust washers | Low friction motion parts |





