Alumina content in Nanjing Steel blast furnace slag is up to 19%, which results in worse slag fluidity, higher furnace operating temperature and higher silicon content of hot metal.

南京钢铁集团公司高炉炉渣中氧化铝含量高达19%，因此炉渣流动性变差，高炉被迫采用高温操作，铁水硅含量偏高，影响了高炉的强化。

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The influence of fly ash and slag powders on the fluidity and compressive strength of cement mortars were investigated.

用不同掺量的矿渣粉及粉煤灰对水泥砂浆流动性和抗压强度进行了试验研究。

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These natural minerals with low melting point, accelerate the dissolution of lime, and form a slag of high basicity and good fluidity suitable for desulphurization.

这些天然复合矿物具有较低的熔点并且能满足流动性好的高碱度炉渣的去硫作用。

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