Glass Beads

Potters Glass Bead Size

US Standard Screen Sizing
MG 3 20 - 30
MG 4 30 - 40
MG 5 40 - 50
MG 6

50 - 70

MG 7 60 - 80
MG 8 70 - 100
MG 9 80 - 120
MG 10 100 - 170
MG 11 120 - 200
MG 12 140 - 230
MG 13 170 - 325
DuPont Starblast is a natural, mined mineral abrasive for environmentally friendly, economical blast cleaning.

Black Beauty a coal slag abrasive, is too dusty and dirty for economical use.

Arm & Hammer / ARMEX baking soda comes with an additive / flow aid to prevent clogging in humid environments, detergent or additional abrasive where desired, etc.

Carbo-Jet is an alternative abrasive to baking soda being a pure white, fine crystal abrasive of neutral pH slightly more aggressive than baking soda, but will not dissolve in water.

As above, plastic blast media is available in a variety of materials and grit sizes
12-16, 12-20, 16-20, 20-30, 20-40, and 30-40.

BCS also stocks Garnet in a variety of grit sizes for water jet cutting and wet blasting.