... , gangue, gravel, perlite, and other industrial wastes.Applied Productsconcrete blocks, solid/hollow/cellular masonry products, paving stones with or without face mix ... , kerbstones, grass blocks, slope blocks, interlocking blocks, etc. Productivity of QT10-15 block making machine SizeSize mmCycle mouldingQTY/MouldPer hourPer day Hollow brick 400 ...