Composition Materials Co., Inc. Datasheets for Abrasive Grain and Finishing Media

Abrasive grain and finishing media includes crushed grit, metal shot, glass beads or shaped chips for blasting, mass finishing (vibratory or tumbling), bonded wheels, coated abrasives, ball milling, water jet cutting, and other applications.
Abrasive Grain and Finishing Media: Learn more

Product Name Notes
3 MOH Hardness, softest typeSelected applications: Electronics: light deflashing and deburring of encapsulated circuits. Soft metals and fiberglass: paint, primer and contamination stripping.
3.2-3.5 MOH Hardness; longest lasting type.Selected applications: For stripping aircraft structures, trucks, trailers, tractors, rail cars, vans, motor homes, marine vessels, cars, buses. Considerably "more forgiving" in hands of operator.
3.5 MOH Hardness; most heavily used type; significantly more aggressive than Type 1. Selected applications: Fastest practical media for stripping aircraft, trucks, trailers, tractors, rail cars, vans, motor homes, marine...
4 MOH Hardness; most aggressive, fastest-acting type. Replaces glass beads and other harsh abrasives. Selected applications: Mold cleaning; difficult-to-remove paints and primers from hard materials such as engine parts, turbine...
Finishing: Glass Beads are used on metal, glass, rubber, and plastic to create a uniform, smooth or shiny finish. Cleaning: Glass Bead Blasting removes substances from surfaces without...
Aggressive surface cleaning and conditioning.
Among the more than 200 products manufactured and distributed by Composition Materials Co., Inc. worldwide, PLASTI-GRIT™ Plastic Blasting Media is our flagship media — custom engineered, dry stripping abrasive for...
Cleans, deflashes and deburrs tools and parts for the rubber, plastics, die casting, powdered metal and electronics industries.
Composition Materials pioneered Walnut Shell Grit Blasting media with the US Navy in the 1950's. Aircraft carriers and submarines were stripped of only their top coats, leaving the expensive undercoats...
Deflashing electronic components.
For tumbling and vibratory finishing, polishing, deburring, deflashing and drying operations; for blasting wood, aluminum, fiberglass, buildings, boats; for hand soap additive.
White Aluminum Oxide is a 99.5% ultrapure Aluminum Oxide used in industiral, as well as cosmetics applications. This sharp, fast-cutting and very hard abrasive is effective in abrasive blasting, glass...
Durable, long-lasting grit used widely in abrasive blasting, grinding, surface preparation & blast cleaning. Angular shape & hardness make it effective for industrial operations such as cleaning turbine blades &