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High hardness.? Garnet?will last a long time, making it?a very cost effective sandblasting abrasive.??Mohs Hardness is 7 to 8 depending on the type?..
Can recycle a number of times, depending on your grit size (generally you can obtain recycle garnet twice, perhaps more when starting with a coarse grade).
Environmentally Friendy!? It is thus often used to blast stuctures residing over or next to bodies of water where contamination by the blasting media itself is a concern.
Garnet is safe and non toxic with very low free silica levels (generally less than 1%).?
Low? Dusting.? Garnet is a fast and clean blast media.
Excellent for coating prep, surface prep use.? Garnet will leave a profile that is almost free from embedment, troughs, and peaks.
link:https://www.byabrasives.com/abrasives/garnet-abrasives/garnet-abrasive-for-blast-cleaning-waterjet.html
Abrasive garnet, abrasive grains for sandblasting, polishing, grinding