... Block Making Machine Method: Hydraulic Pressure power:20.6KW QT4-20C brick making machine,hollow block making machine,brick machine 1 ... blocks, slope blocks, interlocking blocks, etc. 4.Productivity of QT4-20C block making machine SizeSize mmCycle mouldingQTY/MouldPer hour Hollow brick ... brick 225*112.5*60 15-17s285930~6720pcs QT4-20C brick making machine,hollow block making machine,brick machine