When exporting from Rhino it also exports surfaces and

“We cleaned everything in this area, cleared the layers, deleted the groups, and tried ‘save as’ and ‘export’ but the result is still the same. Is there a solution?”

“When we export from Rhino as a STEP file, this is the result.”

Hi Ali -

What does it look like when you open the STEP file in Rhino?
From the looks, it seems like the target application (AlphaCAM) doesn’t support trimmed surfaces. Perhaps there is some setting in that application than can be used? You can shrink all surfaces in Rhino before exporting, but not all trim curves might be in the direction of the isocurves…
-wim

I’m pretty sure it does…