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Copper mould tube Coating damage mechanism

Coating damage mechanism The coating drop off,corroded etc.

There are two kinds of coating drop off,one is the general crack shedding,mainly because the plating layer is caused by the poor bonding force,which is because the pre-plating treatment is improper,and the other is in the continuous casting process,the pulling speed,the protective slag,cooling water,steel and other factors affect the temperature difference,and then cracked off.

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