A simple model of a turbo impeller that works well on your standard fdm printer. This is a good test to see how your printer can stack angled layers. Mine was printed out of abs on a rostock max v2 at a layer hight of .2mm with a .25mm nozzle. Works great on larger nozzles too
SW3dPS-turbo_t28_T28_Comp_Wheelflat.stl |