(1) affecting dephosphorization, desulfurization, dephosphorization, not conducive to desulfurization

(2) affecting the dissolution rate of lime

(3) Affecting residual and manganese content in molten steel

(4) Affecting oxygen content at the end of molten steel

(5) Affecting the yield of metals and alloys

(6) Affect the generation of foam slag and the occurrence of splashing

(7) affect the life of converter lining