Table 4: Schematically representation of the three zones with the goal of the three zones.
| Processus | Temperature (℃) | ||
| Dewaxing zone | 1 | Dewaxing (liquid) | 150 - 200 |
| 2 | Dewaxing (gas) | 300 - 800 | |
| Sintering zone | 3 | Reducing | 800 - 1000 |
| 4 | Diffusion of carbone | 900 - 1050 | |
| 5 | Decarburation (atmosphere) | 1000 - 1300 | |
| 6 | Carburation (atmosphere) | 1050 - 800 | |
| Cooling zone | 7 | Microstructure | 950 - 300 |
| 8 | Cooling | 300 - 50 |