Research Article
The Effects of Process Parameters on Evolutions of Thermodynamics and Microstructures for Composite Extrusion of Magnesium Alloy
Table 2
Simulation and experimental parameters.
| | Billet length (mm) | 100 | | Billet diameter (mm) | 80 | | Insider diameter of container (mm) | 85 | | Outside diameter of container (mm) | 110 | | Die bearing length (mm) | 5 | | Extrusion ratio | 32.1 | | Initial billet temperature (°C) | | | Initial tooling temperature (°C) | | | Temperature range for flow stress measurement (°C) | 400–450 | | Ram speed (mm/s) | | | Friction factor of the container-billet interface | | | Friction factor between the billet and die | | | Total number of elements | 20000 | | Minimum size of element (mm) | 1 | | Mesh density type | Relative | | Relative interference depth | 0.7 |
|
|
