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Vacuum Brazing uses a vacuum furnace, but it is not, strictly speaking, a heat-treating process.

Vacuum carburizing is a state-of-the-art thermal process where carburizing is effected under very low pressures.

Precise Vacuum Furnace Control for Retrofits & New Vacuum Furnaces with Protherm Universal Programmable Controllers

Vacuum Hardening is an improvement over Conventional Hardening in that the components’ surfaces are protected from possible negative effects of exposure

Vacuum Tempering is almost always required after hardening (both in an atmosphere furnace as well as in vacuum)