Walnut Shell Grit

Four major products in the blast cleaning family of abrasives from Composition Materials Co., Inc., manufacturers of PLASTI-GRIT dry stripping media. These are premium soft grit abrasives for deflashing, deburring and finishing operations as well as filler and extender applications.

Benefits of soft grit abrasives

Non-toxic—causes no health or environmental hazards.
Replaces sand to avoid problem of silicosis.
Biodegradable.
Re-usable.
Reduces cycle time of finishing operations.
Preserves microfinishes.

Major industrial applications - A blast cleaning media

For removal of paint, flash, burrs and other flaws in plastic, aluminum and zinc die casting, and
electronics industries.
As a sand replacement for paint removal, graffiti removal and general cleaning in restoration of
buildings, bridges and outdoor statuary.
For aircraft engine cleanout.
For cleaning steam turbines.

Other uses
Prevents lost circulation in oil well drilling.
Provides a non-skid enhancer in abrasive paints around swimming pools, walkways, dock
boards and paddle ball courts.
Serves as a filler prior to burnout — a porosity enhancer for grinding wheels and ceramics.
Preserves gel-coat when removing paint from fiberglass boats.

Physical Characteristics
Non-toxic blast cleaning media
Specific gravity: 1.2 - 1.4
Angular, multi-faceted

Major Advantages
Long-lasting; biodegradable; re-usable
Excellent media for wheel blasting, air blasting and tumbling operations
Allows preservation of base or primer coats while removing top coats of paint
Available with resiSTAT for static control where required

Composition Materials, 125 Old Gate Lane, Milford, Connecticut 06460. Tel: 203-874-6500; Fax: 203-874-6505.