The machine is completely made of stainless steel SUS304. BVRJ-250 vacuum tumbler massages the fresh lumps under vacuum condition, the meat is tenderized, so that it absorbs full brine and dissolves the protein. The drum of the machine is separate. Different paddle structures can be chosen by customer in order to satisfy different products requirements. Dimensions: 1380x750x970 mm Capacity: 170 Kg/cycle Tumbler rotation speed: 10.8 rpm Vacuum Pressure: 0.055~0.08 MPa Volume: 250 L Weight: 250 Kg