Thursday, April 3, 2014

Prusa i3: Graber edition: staining

Once the plywood arrived, I started to stain it.  This isn't purely cosmetic - I think it's an important step when building anything out of wood.




Untreated wood will swell and warp over time - especially plywood.  Because I had so many small pieces to be lasercut, I decided to stain first.



Underneath the panels is a non-skid pad for carpet.

Staining:

  • Get everything ready.
    • Gloves!
    • stain
    • stirrer
    • opener
    • trim tray
    • brush - I like the foam ones
    • paper towels
    • wood!
  • Put on your gloves, open the stain
  • Spread stain on thin and quick - you want full coverage.
    • Wait 5 mins - or just do three panels in sequence
    • You'll need one and a half panels per printer.
  • Wipe off excess stain with the paper towels - you want the wood grain to show through.
  • Move panels off to the side, let dry 3 hours.
  • When dry, rub with fine steel wool
  • Apply a second coat.
  • Now do the other side.
When you're done with a side, you can grab the foam part of the brush with your glove, and then take the glove off over the brush - sealing the wet paint inside and saving it for the next coat.






The red is called gunstock - I really love this color.  The black shows the panels after one coat, and then standing up to finish drying before lasercutting.

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