防止中间包等离子加热过程增氮的保护渣研制
DEVELOPMENT OF CASTING POWDER FOR PREVENTION OF NITROGEN PICKUP DURING TUNDISH PLASMA HEATING
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摘要: 针对连铸中间包等离子加热过程增氮的问题,开发了防止加热过程增氮的保护渣。并对影响保护渣性能的成分和工艺因素进行了分析,确定了合理的保护渣成分及范围。对连铸中间包等离子加热技术的应用具有重要意义。Abstract: The casting powder for prevention of nitrogen pickup during heating is developed in accordance with the issue of nitrogen pickup during continuous casting tundish plasma heating. The effect of composition and technological parameter on properties of the casting powder is also studied and the proper composition ranges of casting powder are identified, which is significance to the application of plasma heating rechnology of continuous cast tundish.
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Key words:
- continuous casting /
- tundish /
- plasma heating /
- nitrogen pickup /
- casting powder
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