Continuous Curing Furnace
- Aichelin – Germany
- Kohnle – Germany
- Solo – Switzerland
Processes
- Protective atmosphere Cp = 0.15 – 1.0
- Quenching medium – oil or water
- Cooling in the air in special cases
- Heat treatment (quenching – let-down) – strength classes 8.8, 10.9, 12.9
- Cementation – impregnation with carbon into the depth of 0.25 mm