Bond Mechanism of Metallic Pellet Produced from Zn-Pb-Bearing Iron and Steel Plant Dust
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摘要: 對含鋅鉛鋼鐵廠粉塵配碳球團,經還原焙燒后得到的高爐用金屬化球團的固結機理進行了研究。結果表明:金屬化球團的強度由金屬鐵相的數量和形態以及球團內孔隙的大小共同決定。球團孔隙的大小取決于脈石所形成的渣相的流動性和渣對孔隙的充填狀態:鐵相的數量及形態則取決于球團的還原程度。Abstract: The study on the bond mechanism of metallic pellet produced from Zn-Pb-bearing iron and steel plant dust with carbon shows that its compression strength is not only dependent on the shape and amount of iron phase but also on the size of hole in metallic pellet. The hole size depends on the fluidity of slag phase in pellet and its filling condition to the hole in pellet.The amount and shape of iron phase depend on the reduction degree of pellet.
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Key words:
- metallic pellet /
- Zn-Pb-bearing inplant dust /
- bond mechanism
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