The results show that as the consumable electrodes of GCr15 steel deoxidized by St-Ca and SiFe were remelted, the plastic inclusion could be controlled in the form of silicate, to increase the service life ofbearing steel.

• 用该酸性渣电渣重熔Si－Ca、Si－Fe脱氧GCr15钢自耗电极的结果表明，可以使钢中夹杂物控制为以硅酸盐为主的塑性夹杂物，提高了钢的疲劳寿命。