... have high density. (1)Productivity of QT10-15 block machine ItemPicSizeQuantityCycle mouldingPer hourPer dayHollow brick 400*200*200 ... products, slabs, edgers, kerbstones, grass blocks, slope blocks, interlocking blocks, etc.Applied Fieldswidely used in buildings, road pavers, squares ... city constructions, etc. Theoretical workshop area of QT10-15 block machine:600-900m2,need about 6-8 workers,the ...