mechanical property
Hardness (Rockwell) of Plastics
Rockwell hardness indicates scratch and indentation resistance. Engineering plastics like PC, POM and PA report Rockwell R 100+; elastomers use Shore instead.
Unit: RockwellMaterials ranked: 2Order: highest first
| # | Material | Hardness (Rockwell) (Rockwell) |
|---|---|---|
| 1 | ABS Acrylonitrile Butadiene Styrene | 100 – 115 |
| 2 | Polycarbonate Polycarbonate | 70 |
Other properties
DensityTensile StrengthYoung's ModulusFlexural StrengthImpact Strength (Izod)Elongation at BreakMelting PointGlass Transition TemperatureHeat Deflection TemperatureContinuous Service TemperatureThermal ConductivityCoefficient of Thermal ExpansionWater Absorption (24h)Mold ShrinkageDielectric StrengthDielectric ConstantVolume Resistivity