The role of grade coefficient in grade prediction of sinter is stated and the suitable coefficient for the present sintering burden in Tangshan Iron and Steel Group Company is determined.

• 论述了品位系数在预测烧结矿品位方面的作用，确立了目前唐钢烧结原料配比条件下适宜的烧结矿品位系数，并运用于生产实践。