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| 软熔带厚度 (【技】软熔带厚度增加意味着矿石批重加大，虽因焦窗厚度相应增加使煤气通道的阻力减小，但焦窗数目减少，而且由于扩大矿批后块状带中分布到中心部分的矿石增加，煤气阻力呈增加趋势，从而使总的煤气阻力和总压差可能升高，不利于高炉强化冶炼和顺行。只有适当的焦层和矿层厚度才能使总阻力最小。) | |||
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