破碎之后代替砂料，建筑垃圾處理。
據(jù)了解，礦渣是高爐煉鐵、煉鋼過程中出產(chǎn)的必定產(chǎn)物，如每煉噸鋼約產(chǎn)生%~%的鋼渣，目前鋼渣利用率約%。不僅影響環(huán)境而且還存有安全隱患，附近的居民對此意見不小，嚴(yán)重影響路人行走。
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