Quote:
Originally Posted by doug_p
So there is a difference between grit, and shot - you are probably aware. Shot is like small bb's, grit is just that, sharp and angular. They both leave very differing surface prep's once blasted.
We use thick mud flap style rubber material to line the inside of our cabinet at work, usually 3/8".
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That is a great Idea
Eastwood has some good info on different media.
Link:
https://www.eastwood.com/abrasive-blasting.html?cat=104
The old guy I send some of my Bigger stuff to, He has Ground up Light switch covers for media.
I just have the simple stuff.
Walnut shell, Steel shot and alum. ox
