... from abroad. The main material are the coal ash(accounting for 60%), cement, coal gangue, industrial taillings, ceramic powder and ... city waste, the mixturer of which can be formed into all kinds of new type wall body ... ×901515-2021600-28800240×115×533015-2043200-57600 QT12-15 fully Automatic Concrete Cement Brick Making Machinery, paving brick making machine, curb brick ...