The mould technology with high cooling intensity is adopted in the steel-making plant of Laigang to transform general built-up mould to high effective tube mould.
莱钢炼钢厂应用高冷却强度结晶器技术，将原组合铜板式断面结晶器改造为高效管式结晶器。
It is concluded that too high fish rolling temperature, too low cooling intensity and unsymmetrical cooling are main causes.
得出终轧温度过高、冷却强度不够及冷却不均是钢筋表面起泡的重要影响因素。
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