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以钢为钢,全党全民办工业的口号提出以后,全国各地抓钢铁,抓小高炉的工作迅速开展,为解决炉子上需要的原料,除了要找铁矿、锰矿外,还需要有辅助原料.一般辅助原料包括石灰石、白云石、矽石和耐火粘土等.我们现在着重介绍石灰石和耐火粘土两种.一、石灰石(一)石灰石的用处石灰石的用途很多,但是在炼铁、炼钢中,它主要是作熔剂(在提炼金属的过程中,加进一种原料,这
With steel as a steel and the slogan of the whole party and the private industry put forward, the work of grasping steel and grasping small blast furnaces across the country has been carried out swiftly. In order to solve the raw materials needed on the stove, in addition to looking for iron ore and manganese ore, auxiliary materials . General auxiliary raw materials include limestone, dolomite, silica and refractory clay, etc. We now focus on limestone and refractory clay 1. First, the limestone (A) the use of limestone Many uses of limestone, but in ironmaking, steelmaking, It is mainly used as flux (in the process of refining the metal, add a raw material, this