... mass production4.Main technology specifications of QT12-15 automatic hollow cement brick making machine Dimension9350* ... gangue, gravel,perlite, and other industrial wastesApplied ProductsRefer products scope belowApplied Fieldswidely used in buildings, road pavers, squares, ... , landscaping, city constructions etc5.Capacity of QT12-15 automatic hollow cement brick making machine ItemSpec sizeQuantity ...