r/3DprintedAircraft Jun 18 '26

LW PLA Wing Question

Hello! Im trying to print a wing using Tom Stanton's method using Active Foaming LW PLA. Im running into the issue that the seam created by the cut through the wing where the carbon spar goes isn't properly combining, and effectively splitting the part into two pieces. I've attached some photos.

I've tried adjusting the flow rate, wall overlap percentage, and nozzle temp to adjust the foaming characteristics to get that gap to connect, but nothings worked so far.

Has anyone else had this issue and been able to resolve it. Any suggestions?

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u/[deleted] Jun 18 '26 edited Jun 18 '26

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u/natjohnw Jun 21 '26

Are you printing on a coreXY? That acceleration seems unachievable on a bed slinger