利用煤矸石、粉煤灰制砖既能综合利用废渣，又是集节能、节土、环保几大功能为一体的“功在当代、利在千秋”的大好事，双鸭山东方公司就是专业用煤矸石制砖的工厂，公司愈做愈大，效益非常好。双鸭山地处煤矿区，煤矸石遍地皆是，使用煤矸石制砖非常有优势，但用纯煤矸石作坯 The use of coal gangue and fly ash to make bricks can not only make full use of waste slag, but also be a good thing that combines the functions of energy conservation, soil conservation and environmental protection. In the factory of stone brick making, the bigger and bigger the company is, the more effective it is. Shuangyashan is located in the coal mining area, coal gangue is everywhere, the use of coal gangue brick is very advantageous, but with pure coal gangue as blank