... kinds of building blocks through using different mould. Brief intruduction :QTJ4-25 block making ... Capacity35000-4000 pcs/day (building blocks)25000-35000 pcs/day (standard blocks)Raw Materialscrushed stone, ... blocks, slope blocks, interlocking blocks, etc.Applied Fieldswidely used in buildings, road pavers, squares, gardens, landscaping, city constructions, etc. QTJ4-25 Full-automatic concrete block ...