控制吹氩强度和吹氩时间，提高炉渣碱度和采用复合脱氧剂，使轴承钢的氧含量有所下降。
Controlling intensity and time of argon blowing, increasing slag basicity and adopting complex deoxidiser are helpful to reducing the oxygen content in bearing steels.
铝锰铁复合脱氧剂脱氧与铝铁脱氧比较，可提高铝的利用率，降低钢中氧、氮气体及夹杂物含量，有利于减少连铸水口堵塞，提高钢液的纯净度。
The result indicated that the Al - Mn- Fe alloy deoxidant can increase utilization ration of aluminum, decrease content of oxygen and nitrogen and inclusion in the steel.
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