high-efficiency vacuum lifter for bag handling safe, Vacuum litings to use the principle of vacuum to absorb objects and balance the gravity of objects.The operator only needsto use the contolandle to contro the vacuum volume ofthe system,so hat the operator can easiy complete the handling,turning.and assemby procedures of the objectunder the condition that the gravity of the object is basically not felt.The maximum lifting speed can reach 70m/min. Vacuum spreaders are simple to operate laborsaving.efient and safe,so they are widely usedin industies such as automobiles,home applances,and packaging that are frequently handled