... distance contrlollingis eas QT9-15 SEMI-AUTOMATIC BLOCK MAKING MACHINE Main Production Specification and Theoretical Productivity Sample SizeQuantityCycle ... -15 It is controlled by PLC.person and machine have a conversation with computer.Fault dignosis and ... ash, cinder, slag, gangue, gravel, perlite, and other industrial wastes.Applied Productsconcrete blocks, solid/hollow/cellular masonry products, ...