... around 4 people to operate; 3.Fully automatic block making machine Fully-automatic Complete concrete block making machine Production LineProduct ... belt conveyer, cement screw conveyer, concrete mixer, concrete humidity tester, cement scale, and air compressor. -PLC control system 2 ... one forklift(loading capacity: About 3 tons), block intensity tester(TYE 3000), steam boiler(2 tons), block trays(800 ...