The results show that sulphide inclusions grade and size are markedly decreased, the amount of small size sulphide inclusions is increased by using calcium compound deoxidizer.

• 结果表明:钙系复合脱氧剂和铝系脱氧剂相比,钙系复合脱氧剂显著减少了硫化物夹杂的级别,使硫化物夹杂的尺寸变小、增加了小尺寸硫化物夹杂的数量;