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