1) Service life depends on steel-making condition, refractory slide gate and different operation mode.
2) We can mark different material indifferent part and detailed index according to the drawings.
3) Delivery time depends on the drawings.If new mold are needed, an additive period may be necessary.
From the function nozzle :
1.Hanging Nozzle
2.Submerged nozzle
3.Quick-exchange nozzle