利用煤矸石生产轻型空心砌块是煤矸石资源化的有效途径

对未自燃煤矸石进行燃烧、破碎，制成轻集料，加入水泥和外加剂，生产出性能优良的煤矸石轻型空心砌块。作为一种新型墙体材料，与传统墙体材料相比，具有质轻、保温、高强、节约能源和减少开支等优点，同时还具有利废率大、生产工艺简单等特点。因此，煤矸石生产空心砌块具有明显的经济效益、环境效益和社会效益，是治理煤矸石的有效途径，值得推广。

Hollow Gaggue Block-An Effective Approach to Utilize Gangue

To the noncombustion gangue,after calcining,grinding and adding with cements and admixtures,hollow gangue block is coming up with excellent properties.As a new kind of wall material,compared with the traditional material,it has some characters,such as light quality,heat preservation,high strength,save energy and cutting cost.At the same time,it has a simple process of production.So it brings great benefit in economic,enivronment and society,and it is an effective way to harness gangues and worth popularizing.