WQ-TZ550 Vacuum Leaking Test Instrument:
1.Voltage:AC220V(110V)50-60HZ      2.Power:650w                                            3.Pump:4Litre/s                                                       4.Top Vacuum:-80KPA                            5.Weight:50kg                             6.Dimension:500*600*900                7.Applicability:In order to gurantee the quality of the product,a lot of manufacturer always use the machine to test the duration of negative force and testing whether the toner is leaking