Walnut Shell Products

Composition Materials Co., Inc. has been a worldwide supplier of Walnut Shell abrasives for over 60 years. We helped pioneer Walnut Shell Blasting in the 1960’s with the US Navy (read more) and work closely with companies worldwide with product selection for a wide variety of industrial applications. Walnut Shell media offers low-cost solutions for blast cleaning, paint and coating removal, pressure blasting, deflashing and ceramic burn-out applications.  Contact us for technical assistance, product information and pricing.

WALNUT SHELL ADVANTAGES

  • Available in Black & English grades
  • Preserves base, primer & gel-coats while removing top coats of paint
  • Non-toxic; causes no health or environmental hazards
  • Long-lasting, re-usable and biodegradable
  • Reduces cycle time of finishing operations; preserves microfinishes
  • Selective coatings removal
  • Replaces sandblasting to avoid problem of silicosis

WALNUT SHELL GRIT GRADES

SDSTDSSIEVESSIZES

6/10
8/12
12/20
14/30
18/40
35/60
40/100
60/200
All-natural soft abrasive, crushed walnut shells are available in standard and cosmetic-grade.All-natural soft abrasive, crushed walnut shells are available in standard and cosmetic-grade.All-natural soft abrasive, crushed walnut shells are available in standard and cosmetic-grade.All-natural soft abrasive, crushed walnut shells are available in standard and cosmetic-grade.All-natural soft abrasive, crushed walnut shells are available in standard and cosmetic-grade.All-natural soft abrasive, crushed walnut shells are available in standard and cosmetic-grade.Walnut shell grit is a non-toxic, all-natural, biodegradable soft abrasive.
 
WALNUT SHELL FLOUR GRADES
#100
#200
#325
#400
...................................................................
#100  Walnut Shell Flour
#200 Walnut Shell Flour
#325 Walnut Shell Flour
#400 Walnut Shell Flour
PACKAGING50 lb. Bags ▪ 40 Bags per Pallet ▪ Super-Sacks

WALNUT SHELL APPLICATIONS

  • Effective on boats, buildings, bridges, outdoor statuaries, cars and graffiti removal
  • Aircraft engine cleanout & steam turbines
  • Deflashing parts
  • Deburring plastics & die casting industries
  • Wheel & air blasting, as well as tumbling
  • Porosity enhancer for ceramics and grinding wheels in burn-out applications

 

VIDEOS: BLASTING WITH WALNUT SHELLS

                 

Plastic Blast Grit

Plastic Media Abrasives

  • Environmentally safe, non-toxic
  • Low-cost method of paint stripping
  • Mil-Spec approved: MIL-P-85891A
  • Coatings removal & surface cleaning

Urea Plastic Media

  • Media blasting, paint stripping
  • Cars, boats, trucks, motor homes
  • Steel, aluminum, industrial parts
  • Most versatile Plastic Media grade

Melamine Plastic Media

  • Most aggressive Plastic Media grade
  • Paint stripping, mold cleaning
  • Hard to remove paints & primers
  • Best on steel & hard substrates

Clear-Cut® Plastic Media

  • Media blasting, paint stripping
  • Safe for delicate surfaces
  • Aluminum, fiberglass, composites
  • Boats, Corvettes, soft metal parts

Acrylic Plastic Media

  • Media blasting, paint stripping
  • Boats, aircraft, motor homes
  • Fiberglass, aluminum, composites
  • “More forgiving” in hands of operator

Fillers & Aggregates

  • Plastic grits & flour additives 
  • Additive in resins & compounds
  • Available in clear & multi-colored
  • Non-skid & anti-slip paint additive

Polyester Plastic Media

  • Softest Grade
  • Media Blasting, paint stripping
  • Soft metals & composites
  • Deflashing electronics & circuit boards

Plastic Media Articles

  • Plastic Media Blasting Articles
  • Automotive Restoration
  • Powder Coating Removal
  • Stripping Organic Coatings