Vacuum vertical high pressure gas quenching furnace

　　Vertical true air quenching furnace is divided into loading and bottom loading two types. It can be used for vertical gas quenching of tool steel, die steel, high speed steel, ultra-high strength steel and other materials, especially for the true air quenching process of long rod shaped parts, shaft parts, plate parts and other large easily deformed workpiece, with small deformation and good cooling effect.