... more average density and higher strength.QTJ4-26C block making machine manufacturers : Overall Dimension2600*1800*2100mmPower11.25KWMolding pieces400*200*200 4pcs/mold390 ... , grass blocks, slope blocks,interlocking blocks, etc.Applied Fieldswidely used in buildings, road pavers, squares, gardens,landscaping, city constructions, etc ...