... : Maganese steel * Forming time: 45S * capacity:325pcs/hour movable burning free brick making machinery Brief intruduction a) Manual and movable brick ... ) Easy to operate Available raw materials crushed stone, sand, cement, dust and coal fly ash, cinder, slag, gangue, gravel, perlite and ... /hourHollow Block390*190*190mm30s 4pcs325 pcs QTY4-30 movable burning free brick making machinery