... , high capacity 3. full production line Raw materials:Block making machine can use river sand, sand, blast furnace slag, ... blocks.QTJ4-40 block making production line!QTY6-15 medium block making machineQTY10-15 large block making machineAdvantages:1. QTY series machine uses a PLC ... the production requirement for different low material. 3. Multi-use, strong performance, many kinds of products with ...