A kind of acidic titania slag which TiO_2 equals to 76.76% is obtained in the open furnace (1800kVA) which uses baked electrode.

• 在1800kVA敞口电炉上采用自焙电极和粉矿入炉方式；用冶金焦还原钛精矿获得TiO2为76.；76%25的酸溶钛渣。