复合喷吹石灰与镁粉配比对铁水脱硫效果的影响
Special Steel(2018)
Abstract
简述了石灰与镁粉复合喷吹铁水脱硫的原理和特点,生产试验了石灰:镁粉为2.0~3.5∶1,3.5~5.0∶1和5.0~6.5∶1对铁水终点硫,钢水回硫率,铁水损失,喷吹过程铁水降温,脱硫时间和120 t转炉冶炼效果的影响,得出采用石灰:镁粉配比3.5~5.0∶1时,可实现回硫小于0.0035%,铁损小于26 kg/t,温降低于18℃,钢水收得率87%以上,成本显著降低.
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