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Midwest Thermal-Vac. Inc., (MTV) is North America's premier heat treater in vacuum processing. Specializing in vacuum carburizing and vacuum carbonitriding, with both vacuum oil quench and HPGQ up to 23 bar. We also provide vacuum processing for tool steels, stainless steels, and hot work steels. Recently, we have added a new pulse-plasma Ion Nitider system for our customers lead times. Among our other certifications, MTV is ITAR, ABS, and MedAccred certified.