Scrap plastic as Blasting Media worth more than copper

Originally Posted by alloy2

Guys that do automotive restoration would love to purchase plastic basting media in bulk, Most other blasting media is to aggressive on the sheet metal, plastic is perfect..

No the media is not random in size. The screen size ( holes ) used in the hammer mill would depict the maximum sizing of the material being discharged then passed through a cyclone to remove dust before passing over a set of screens to fine tune the final classification.

I'd have to agree - we use to pass around different ideas of abrasives in shop. Thanks for sharing.