... for motors, transformers, ballasts and coils 4.Impregnation drying machine Vacuum Continuous Impregnation machineApplications:Very good used for house ... , thus this equipment is featured by low cost, high quality, safety and reliability, maintainability, etc.Vacuum Continuous ... by vacuum-0assisted drying.The whole process of impregnation and drying only take a few hours, efficiency 2~4times.Solvent ...