Plastic Media Abrasives

PLASTI-GRIT® media has been custom-engineered for over 35 years from 100% recycled materials and supplied in 5-grades of hardness. Plastic granular abrasives are used for efficient and cost-saving paint removal, blast cleaning, deflashing and deburring. Plastic Blast Media offers excellent cutting action without marring or damaging even delicate surfaces. Plastic abrasives are also commonly used as fillers in paints, flooring, coatings and non-skid aggregate formulations. MIL-P-85891A ... More

Plastic Blast Media

For over 35 years, Composition Materials has been a leading manufacturer and supplier of plastic sandblasting media for paint stripping, coatings removal, pressure blasting, powder coating, deflashing, deburring, surface preparation and mold cleaning. Plasti-Grit® is manufactured from 100% recycled materials in 5 grades of hardness: Type I Polyester, Type II Urea, Type III Melamine, Type V Acrylic and Type VI Clear-Cut®. Mil-Spec approved: MIL-P-85891A. Plastic Abrasives supplier for ... More

Urea Plastic Media

Type II Urea media is the fastest, most versatile plastic abrasive for stripping paint and removing coatings from cars, aircraft, trucks, trailers, trains, vans, buses and steel. We manufacture and supply Plastic Blast Media for quick cutting action and low-cost, environmentally safe paint removal. Urea Plastic Blast Media is available in all standard sizes from coarse to medium to fine, as well as custom sizing. When blasting, optimal blast parameters (psi & nozzle distance) ensure best ... More

Melamine Plastic Media

We custom manufacture and supply Melamine Blast Media from recycled materials. Type III is the hardest, most aggressive grade of plastic media. Melamine is effective for mold cleaning, deflashing, removing tough paints & primers, and cleaning grit & grime from engines, turbines and parts. Available in all standard grades. Composition Materials Co, Inc. has been a leading supplier of abrasives and fillers for over 90 years. MIL-P-85891A approved. Contact us for product information and ... More

Clear-Cut® Plastic Media

We custom manufacture Clear-Cut® from 100% recycled materials. In blast operations, Type VI preserves the surface profile of delicate parts, fiberglass, composites, plastics, anilox rolls and Corvettes. Available in all standard sizes. MIL-P-85891A approved. This light-weight, clear-white abrasive is also an excellent additive and filler in resin, epoxy, urethane and counter-tops, as well as a durable non-skid aggregate in flooring, paints & coatings. We supply in all standard sizes from ... More

Acrylic Plastic Media

'Softer' than Urea or Melamine, Acrylic Blast Media is recommended for removing paint and coatings from cars, aircraft, trucks, tractors, rail cars, vans, motor homes and marine vessels. Acrylic is a versatile, long-lasting media often used in blasting softer substrates and materials, while providing efficient results. We also supply Acrylic abrasives for use as a lightweight filler and aggregate. Available in all standard sizes. MIL-P-85891A approved.  ... More

Walnut Shell Blasting: Pioneered in 1960’S with U.S. Navy

In the 1960s, the US Navy in Norfolk, Virginia sought new methods for stripping the paint off submarines. The current method, at that time, utilized steel grit blasting to go down to bare metal, removing the anti-fouling paint, the vinyl under-coating and the primer. A very inventive civilian employee of the Navy along with Ted Diamond, of Composition Materials, pioneered a new method of blasting with Walnut Shell Grit to selectively remove only the anti-fouling paint, leaving the valuable ... More

Plastic Media Articles

PLASTIC MEDIA BLASTING: AUTOMOTIVE RESTORATION Vehicles are now made up of more types of substrates than ever before. For efficient automotive coatings removal before new paint is applied, Plastic Media Blasting is considered the safe, rapid, environmentally friendly, economic method. Plastic Media Blasting replaces chemical strippers, sandblasting and hand abrasion. This article reviews how to preserve surface integrity during automotive restoration.  Read More...   PLASTIC MEDIA ... More