Plastic Blast Media: Powder Coating Removal

An effective method of stripping all metal types, Plastic Media Blasting removes all or a portion of a cured powder coating from the surface of a part without causing damage. This article compares Plastic Media Blasting with several other stripping methods for powder coating, environmental considerations, as well as blasting equipment and costs. Powder coatings produce highly durable finishes, but can be difficult to remove when parts need to be recoated. Several stripping methods include molten salt, burn-off oven or glass bead blasting. With these methods, many substrates are unable to survive the coatings removal process without damage. The alternative […]

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Aviation Paint Removal & Aircraft Maintenance

Composition Materials Plasti-Grit® Plastic Blast Media is a preferred media for safely removing paint from commercial & military airplanes and jets, and in aircraft maintenance operations worldwide. Plastic Media Type V Acrylic is used on aluminum & composite aircraft skins, as well as for blasting delicate parts. Plastic Media Type II Urea is used on harder aluminum aircraft parts and landing gear. Type VI Clear-Cut is effective on aluminum and composites. For over 30 years, Composition Materials has manufactured Acrylic , Urea & Clear-Cut Plastic Blast Media that meets the Military specification requirements for MIL-P-85891A, approved for use by the

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Tumbling & Finishing With Corn Cob Grit & Walnut Shells

Corn Cob Grit is highly absorbent and effectively removes oils and dirt from brass, bronze and other metal parts in tumbling, vibratory finishing and polishing operations. Corn Cob media is organic, biodegradable and can be re-used. Walnut Shell Grit is a long lasting tumbling and vibratory finishing media, great for cleaning & polishing brass & bronze; and, it is also biodegradable. Both Corn Cob & Walnut Shell grits can be mixed with finishing creams for burnishing, polishing and buffing.

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Boat Paint Removal: Soft Abrasives Blasting

Composition Materials offers a complete line of blasting media grits for environmentally safe paint & coatings removal from boat hulls & decks.  Soft abrasive blasting media are used to quickly & safely remove paint & coatings without damaging delicate hull surfaces such as fiberglass, wood or aluminum.  For fiberglass boat paint removal, we recommend Clear-Cut Plastic Blasting Media for indoor blast operations or Walnut Shell Blasting Media for outdoor blasting.  For wooden boats, we recommend either Walnut Shell Blasting Media or Corn Cob Blasting Media. Clear-Cut Plastic Blasting Media is effective on aluminum boats. Please contact us for assistance in selecting the media

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Soil Remediation with Rice Hull Ash

We have worked with Rice Hull Ash for many years.  It has great qualities for filtration, and as a topping for molten steel.  It insulates for slow cooling without leaching carbon into the molten steel. But another very timely application is Soil Remediation.  We just delivered multiple truck loads of Rice Hull Ash to a site in the Northeast where it is being mixed with the soil to remove the volatiles from a site which has long been contaminated.

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