EngiRef / Materials

Delrin (Acetal/POM)

plastics

plastics

Source Details

Id

plastic-delrin

Name

Delrin (Acetal/POM)

Category

plastics

Designation

POM-H

Properties
{
  "density": {
    "value": 1420,
    "unit": "kg/m³"
  },
  "tensileStrengthYield": {
    "value": 72,
    "unit": "MPa"
  },
  "tensileStrengthUltimate": {
    "value": 72,
    "unit": "MPa"
  },
  "elasticModulus": {
    "value": 3.1,
    "unit": "GPa"
  },
  "poissonsRatio": 0.35,
  "thermalConductivity": {
    "value": 0.31,
    "unit": "W/(m·K)"
  },
  "thermalExpansion": {
    "value": 110,
    "unit": "µm/(m·K)"
  },
  "specificHeat": {
    "value": 1470,
    "unit": "J/(kg·K)"
  },
  "meltingPoint": {
    "value": 175,
    "unit": "°C"
  },
  "hardness": {
    "rockwellB": "M94"
  }
}
Applications

Gears, Bearings, Bushings, Handles, Zippers, Fasteners

Notes

Excellent dimensional stability. Low friction. Good fatigue and creep resistance.