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Vibration Casting: How to Get Air Bubbles Out of Resin, Without Using a Pressure Tank

By Rain Noe - February 1, 2021

in Industrial Design Tips

In the quest to produce more perfect resin castings, industrial designer Eric Strebel observed how folks who work with concrete and plaster get the bubbles out of their mixtures. He then came up with the idea of vibration casting, and spoke with the lead chemist and a manager at BJB Enterprises, a manufacturer of polyurethane resin, to confirm he was on the right track.

Here's the method Strebel came up with, which can be done without using a pressure tank:

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Nathan D.

2 years ago

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If Eric Strebel paid you to say he discovered the wheel would you run the story?

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- Eric Strebel
  
  Nathan D.
  
  2 years ago
  
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  LOL, certainly not a new discovery, new for me though, and not a lot of info on vibration for resin casting on YouTube.
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Aran Pudney

2 years ago

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Way back in Design School we would sit the mold on one end of a block of wood and use a random orbital sander on the other. A bit noisier, but the price was right!

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