Heat treatment furnaces mainly two primary types as follows:
- Load is heated and cooled in presence of air or special gases (process atmospheres), in liquid baths or in a fluidized bed.
- Atmospheric Furnace
- Load is heated and cooled in presence of air or special gases (process atmospheres), in liquid baths or in a fluidized bed.

- Vacuum Furnace
- Operated at vacuum or sub-atmospheric pressure
- May be involve high pressure gas cooling using special gases
- Include ion or plasma processing equipment.

VERY INFORMATIVE ARTICLE. Thanks
ReplyDeletewww.cosmopolitanmechanical.ca