... 4 people to operate; 3.Fully automatic block making machine Fully-automatic Complete concrete block making machine ... aggregate belt conveyer, cement screw conveyer, concrete mixer, concrete humidity tester, cement scale, and ... conveyer, block pusher, block cuber, the two hydraulic stations, crawler belt conveyer, pallet ... boiler(2 tons), block trays(800 PCS with loading capacity: 3 tons) by himself ...