The fundamental principle and process of smelting protection and refining for melting Magnesium alloy at home and a broad were surveyed.
综述了目前国内外镁合金冶炼中熔体保护和精炼这两项重要工艺内容的基本原理及方法。
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In the liquid steel refiningprocess the basicity of top slag can be increased, the melting point of the slag decreased and the fluidity improved by adding certain amount of active lime.