Oxide pellet proportion in blast furnaceburden grows because of its good strength, uniform size, high iron grade and metallurgical properties.
氧化球团矿因其强度好、粒度均匀、铁品位高以及冶金性能良好等优点，在高炉炉料中的比例越来越高。
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So the connotation of high-grade blast-furnaceburden was proposed in this paper, and the scientific raw materials proportioning was also studied.
为此，本文提出高炉精料的内涵，研究了烧结科学配用矿的方法。
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APPLICATION: Apply to concrete mixer, Bitumen mixture equipments, equipments of converter or blast furnaceburden and other equipments with burden need.