Composition Materials supplies 99.4% pure White Aluminum Oxide abrasive in all standard sizes. This product is used in a wide variety of industries including: automotive, aircraft, medical, dental, cosmetic and flooring. Obtained from the fusion of calcined alumina in electric arc furnaces, this sharp, fast-cutting, very hard abrasive is effective in media blasting, cleaning, glass etching and surface preparation. In the cosmetics industry, Microdermabrasion Crystals are used for exfoliation creams and skin treatments.
Since 1923, Composition Materials has supplied industries worldwide with abrasives and fillers.
APPEARANCE: White Angular Grit
HARDNESS: 9.0 MOH ▪ 2,100 – 3,000 kgf/cm2 (Knoop – 100)
SPECIFIC GRAVITY: 3.96 g/cm3
CHEMISTRY : Al2O3: 99.43% ▪ NA2O: .43% ▪ Fe2O3: .03%
PACKAGING: 50 lb. Bags ▪ 40 Bags / Pallet ▪ Supersacks
SIZES: #12 ▪ #16 ▪ #20 ▪ #24 ▪ #30 ▪ #36 ▪ #46 ▪ #54 ▪ #60 ▪ #70 ▪#80< ▪ #90 ▪ <#100 ▪ #120 ▪ #150 ▪ #180 ▪ #220 ▪ #240 ▪ #280 ▪ #320 ▪ #360 ▪ #400 ▪ #500 ▪ #600 ▪ #800 ▪ #1000 ▪ #1200