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Burn-In

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Technical Support

Struggling with a specific casting defect or just need general technical support?

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Burn-in presents as a grainy surface, often with black stains. This defect indicates that the mold and metal were overheated, causing a metal mold reaction resulting in oxides and silicates covering the mold. 

 

The causes of this defect are evident in the shell and metal portions of the process. To cure these causes, R&R recommends taking the following actions.

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