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经过预处理的锰渣可以代替煤渣生产空心砌块；生产锰渣砌块的经济效益及使用效果均优于粘土空心砖和加气混凝土。介绍了锰渣空心砌块的生产工艺、产品性能及成本分析。
The pretreated manganese slag can be used instead of the coal slag to produce hollow blocks; the economic benefits and use of the manganese slag blocks are better than those of clay hollow bricks and aerated concrete. The production process, product performance and cost analysis of manganese slag hollow block are introduced.