... and blowing, etc. Used in fields such as metal heating treatment, powder metallurgy, magnetic material, copper process, metallic mesh ... 99.95%3600*3000*2900220V50HZ4500kg Performance Characteristics of the Equipments In order to meet the requirements on small nitrogen ... and blowing, etc. Used in fields such as metal heating treatment, powder metallurgy, magnetic material, copper process, metallic mesh ...