Noah QT4-30 block making machine Hydraulic block making machine PLC control Install free BV,CE, ... force50KNCycle time(s)30 DescriptionSizeCapacity/cycle8 HoursHollow block 400X200X200 MM43,840Hollow block 400X100X200 MM85,670Pavers 225×115x60 MM129,600Pavers ... ,680 3.photos about concrete hollow block and concrete paving block.Four:Installing concrete block machine&training workers.Five:Noah's ...