EngiRef / Plastics Properties
Delrin (Acetal/POM)
Delrin (Acetal/POM) (POM-H): plastics engineering material. Density 1420 kg/m³. Yield 72 MPa, ultimate 72 MPa. Elastic modulus 3.1 GPa. Full property sheet…
plastics
Specification
- Name
- Delrin (Acetal/POM)
- Category
- plastics
- Designation
- POM-H
- Applications
- Gears, Bearings, Bushings, Handles, Zippers, Fasteners
- Notes
- Excellent dimensional stability. Low friction. Good fatigue and creep resistance.
Properties
| Property | Value |
|---|---|
| Density | 1420 kg/m³ |
| Tensile Strength Yield | 72 MPa |
| Tensile Strength Ultimate | 72 MPa |
| Elastic Modulus | 3.1 GPa |
| Poissons Ratio | 0.35 |
| Thermal Conductivity | 0.31 W/(m·K) |
| Thermal Expansion | 110 µm/(m·K) |
| Specific Heat | 1470 J/(kg·K) |
| Melting Point | 175 °C |
| Hardness | Rockwell B: M94 |