... .High efficiency 4.Hollow,Solid,Porous and Colored block/Brick/Tile 1.Brief intruduction : Particular storage and discription material system insure ... , slope blocks, interlocking blocks, etc. Productivity of QT10-15 block making machine SizeSize mmCycle mouldingQTY/MouldPer hourPer day Hollow brick 400*200 ... 15-17s 28 6720pcs 12480pcs Construction Cement hollow Block/Brick making machine(QT10-15)