AC/offgrid photovoltaic powered opensource ball mill
WEBJun 1, 2023 · Open source ball mill: ... ND, and the material used is a mm hard thermoplastic polymer (polylactic acid (PLA)) filament costing CAD Other rigid thermoplastic 3D polymers can be substituted in this design. The CAD is available in STL format for SolidWorks, STEP files that can augmented with FreeCAD or .