PA12 is by far the most common material for the SLS process. It is not as elastic as PP and PA11 but is harder, stiffer and can be dyed in a variety of colors. The PA12 is perfect for small-scale manufacturing, functional and visual prototypes and architectural models.
| Material data | Unit | Value |
|---|---|---|
| Tensile strength (x/y/z) | MPa | 47/47/41 |
| E-module (x/y/z) | MPa | 1600/1600/1550 |
| Flexural strength | MPa | 40 |
| Flexural modulus | MPa | 1500 |
| Charpy impact test (23°C) | kJ/m² | 52 ± 2 |
| Charpy notched impact test (23°C) | kJ/m² | 4.5 ± 0.1 |
| Elongation at break (x/y/z) | % | 5/19/19 (± 2) |
| Shore D Hardness | – | 74 ± 2 |
| Density | g/dm³ | 930 |
| Heat resistance temperature (1.8 MPa) | °C | 85 |
