Flow Lines

Flow lines present as irregular shallow round or angular grooves that appear on the surface of the casting. This defect indicates that the ceramic shell was built around a defective wax pattern. 

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Technical Support

Struggling with a specific casting defect or just need general technical support? Email our technical team at: Technical@ransom-randolph.com.​

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The causes of this defect are evident in the wax portion of the process. To cure these causes, R&R recommends taking the following actions.