... 3 delivery fast 4 Low energy consumption Super-audio Quenching Machine For 600mm Gear Main Features: 1, transistor (IGBT) high ... 2, a unique cooling circulation system, ensure that the equipment 24 hours of continuous work. 3, small size, light weight, easy to ... , easy to maintain and improve the over voltage, over current, overheating, lack of, water and other self-protection. 5, use large scale ...