... quality Impregnation Plant Usage The Vacuum Impregnation Machine (VPI) used for motors, high-tension transformer, water pumps, fans, ... system.4. The vacuum impregnation plant is widely used in transformer, motor, generator, wind-turbine generator manufacturing and so ... processing of vacuuming ,sealing, printing, cooling, which is used in vacuum packaging of the food, pharmaceutical,aquatic, chemical ...