top of page

Home / R&R Academy / Defect Analysis / Positive Metal Defects / Lifting

Lifting

lifting.jpg

Lifting presents as a wobbly leather-like surface and is typically the second stage of a buckling defect. This indicates that the sides of the pyramid cracked and prewet and/or slurry trapped in the shell has seeped through the cracks and filled the shell cavity. 

​

Technical Support

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

Email our technical team at: Technical@ransom-randolph.com.​

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

bottom of page