... .All size blocks,most paver QT4-20C semi automatic block making machine Main features:The brick machine can be universally used for the manufacturing of ... molding.Technical parameter ModelQT4-20C semi automatic block making machinePrimary structureMain machine,JD500 Mixer,conveyor belt,Pallet feeder,Block conveyorQty/mould390x190x190mm 4pcs390x240x190mm 3pcs240x115x53mm 28pcsMolding cycle15 ...