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根据冷态模型试验和φ250毫米烧结杯试验,并通过烧结过程解剖,研究和讨论了以下问题: 1) 细磨钒钛铁精矿对强化制粒,改善混合料透气性的效果及其影响因素。关于烧结混合料制粒小球的结构; 2) 细磨钒钛铁精矿的烧结性能; 3) 烧结料层厚度与负压对烧结过程的影响; 4) 不民碱度的钒钛烧结矿及添加氧化镁的钒钛烧结矿的烧结特性与产品的冶金性能; 5) 钒钛铁精矿烧结过程料层温度与压力的变化规律。烧结过程各带的形成与矿物生成的特点。
According to the cold model test and φ250 mm sinter cup test, the following problems were studied and discussed through the sintering process: 1) Effect of finely ground vanadium-titanium-iron concentrate on strengthening granulation and improving the air permeability of the mixture and its influencing factors . The structure of pelletizing pellets of sinter mixture; 2) the sintering performance of fine vanadium-titanium-iron concentrate; 3) the influence of sinter layer thickness and negative pressure on sintering process; 4) vanadium- And the sintering characteristics of the vanadium-titanium sinter with addition of magnesia and the metallurgical properties of the product; 5) The variation of material temperature and pressure during the sintering of vanadium-titanium-iron ore concentrate. Sintering process with the formation of the formation of minerals and characteristics.