| Symbol | BM |
|---|---|
| Unit | N/(mm·s½·K) |
| Attribute-ID | thermal contact coefficient |
| Numeric ID | 3293 |
| Value Type | PMTechValue |
The thermal contact coefficient BM is a measurement of the material's ability to conduct and store heat. This coefficient is needed to calculate the flash temperature by block.
The thermal contact coefficient for case hardened wheels is used as default value:
BM = 13.8 N/(mm∙s1/2∙K)