Parametric black powder dosing spoon
thingiverse
This dosing machine is configurable with FreeCAD to obtain the desired volume. The diameter and depth of the tank can be modified. Useful for dosing powders, including black powder. 1) Open the file dosing-spoon-V5.FCStd with FreeCAD. 2) Go to the "Model" tab and select "Spreadsheet". 3) Adjust the first two lines by entering values in mm. 4) Select "Spoon" in "Model". 5) Click on "Export" in the "File" menu and save your STL. The example file is a dosing machine with a tank of 8mm diameter and 10mm depth which gives more or less 0.2 to 0.6 grams depending on the product (extrapolating the mass from the volume and density may fluctuate, it is not a reliable measurement).
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