Hardening, Annealing, Aging

Spectrum Thermal Processing provides a comprehensive array of hardening, annealing, and aging options. We support a variety of third-party specifications and procedures.


Whether you're looking to source a material in an unusual hardness level or just seeking easier machineability, Spectrum Thermal Processing can help. We provide hardening service with a variety of quenching methods suitable for any application. We also support a variety of protective process atmospheres for use depending on material surface finish requirements. After hardening we feature powerful deep freeze options to achieve excellent material stability. Our tempering capacity includes both vacuum and protective atmosphere solutions.

hot parts transferring to quench
Solutionized parts transfer to the quench bath without exiting the furnace's protective vacuum chamber.