25 de abril de 2025

1. Pre-deoxidation Pre-deoxidation time: When the steel material has been completely melted, but the temperature is not high, generally about ≥1550℃, it is the best time for pre-deoxidation. Selection of pre-deoxidizer: Select manganese and silicon with better deoxidation effect and higher residual steel as pre-deoxidizer. Electrolytic manganese and crystalline silicon are used for steel with […]