Crushed Ruby Abrasive 5 lbs Micron: 60/260 grit

Synthetic Ruby crushed to a 215-310 micron range for use in  JSP and other sandblasters. Intended for use with hand buffs, brushes, felts and wood laps. Can be mixed with water or fine oil to form a paste that will impart a high luster. Gives a high luster to platinum, gold, steel, precious stones, pearl, ivory, horn shell and porcelain. Creates a unique matte finish with a subtle sparkle. Best results are achieved with air pressure from 60-80 PSI.