What is Washout Tooling? It's a new and #sustainable method of creating lightweight parts with trapped geometries, such as ducting, tanks, struts, mandrels, and rocket shrouds. With this ExOne-exclusive form of sacrificial tooling, a tool is 3D printed in sand or ceramic sand and then coated with a proprietary spray or a Teflon tape so that it can be used for layup of carbon- or glass-fiber thermoset composites.
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