Low siliconiron tailings are a mine solid waste with very low utilization rate.
低硅铁尾矿是一种利用率极低的矿业固体废物。
2
In order to obtain low siliconiron for steelmaking the reduction process of silicon must be controlled in blast furnace.
为了获得低硅炼钢生铁,必须控制高炉内硅的还原过程。
3
Therefore transportation of sulphuric acid valve is usually a high siliconiron pump (casting and machining difficult), high-alloy stainless steel pumps (on the 20th alloy) manufacturing.