The heat transferability of flux film penetrating into the gap between the mold and sol idified shell has an important effect on heat transfer rate and its homogeneity in the mold.

• 渗入结晶器与凝固坯壳之间的保护渣渣膜的传热能力对结晶器内的传热速度和传热均匀性均有重要影响。