... and operate 4. Synthetic glass cover The series of vacuum packing machines is featured automatic processing of vacuuming ,sealing, ... printing, cooling, which is used in vacuum packaging of the food, pharmaceutical, aquatic, chemical and electronic industries ... time. Model:DZ260Vacuum chamber size:280*390*80 mmLowest vacuum chamber Pressure:1.32 KpaHeat-sealing size:260 mmPower ...