Fully-Auto Production Line, Fully-Auto Main Machine, International Approval, High Quality, Installation, training , block machin Fully-Auto Concrete Block Making Production Line, block machineDetailed Product DescriptionUsually, a block production line has six stages:Stage 1. raw material batchingStage 2. concrete mixingStage 3. block makingStage 4. block curingStage 5. block cubingStage 6. ...