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Providing metal treating & surface solutions
for precision parts & tooling since 1957!

Welcome to MPI Metallurgical Processing

expidite-iconMetallurgical Processing Inc. is a respected heat treating facility serving North America. MPI provides a wide range of metal treating services to manufacturers including hardening and softening of parts for both wear resistance and machinability, as well as Vacuum Heat Treating, Endothermic Heat Treating, Press & Plug Quenching, Ion Plazma Nitriding, Vacuum Brazing, PVD Coating and a variety of support services.

Our management team has over 120 years of heat treating experience, which makes them metallurgically astute and dedicated to every customer and every order, large or small. With a solid customer base, an accomplished staff, a state-of-the-art facility, our lean manufacturing implimentation and generations of experience MPI is your one stop shop for all you metal processing needs. You can depend on your metal processing representative to keep you fully informed about the status of your order.