This video shows QT4-18 automatic block machine produce 390x190x190mm 8 inch hollow block, it can produce 6000-7000pcs per 8 hours. By changing moulds, it can produce 400x100x200mm, 400x150x200mm hollow block and colored pavers, pavers and so on.
For more information about QT4-18, please visit : http://www.gebomachinery.com/qt4-18-automatic-hydraulic-block-making-machine-hydraulic-cement-concrete-brick-making-machine-p00078p1.html