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How to calibrate milling depth/width


Basic calibration procedure:

  1. Insert the tool high up, ensure its completely covered by the sock.
  2. Positioning: Move the toolhead to the center of your board.
  3. Check the material: make sure it doesn't move around
  4. Toolhead down: move the toolhead down to z=1.5mm. If the toolhead refuses to lower to z=1.5mm ensure your material and underlay plate thickness is set to 1.5mm
  5. Using the microadjustment ring, move the sock down so it touches the board.
  6. Loosen the tool so it falls down to the board, tap it a few times to ensure it's all the way down.
  7. Running the test Select Machining -> Milling width in the toolbar.
  8. Adjustment Move the sock up/down so the cutter goes thru the copper but goes as shallow as possible into the fiberglass. photo_5792124734714613185_y.jpg

🔍 How to find the right height

Visual Meaning
Light color / deep cut The cutter is going too deep into the fiberglass
There's still some copper / orange The cutter is not going deep enough
Dark color / Feels shallow to touch Perfection

💡 Tip: you can use your nail to check the depth


📸 Visual comparison

Bad calibration (Too high vs. too low)

high.jpg low.png

Ideal

ideal.jpg