From quality of melting metal, casting condition and casting equipment, the influence factors of crack in aluminium and its alloy slab ingot were analyzed, some suggestion have been drawn out.
从铝及铝合金的熔体质量、铸造条件和铸造设备三个方面，分析了对铝及铝合金扁锭裂纹影响的诸要素，并提出避免裂纹的措施。
According to this, the formation mechanism on hot charging process crack of steel ingot is concluded, thus offering a theoretical basis for preventing hot charging process crack in production.
在此基础上分析了钢锭红送裂纹的形成机理，为生产中防止产生红送裂纹提供了理论依据。
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