Walnut Shells

WALNUT SHELL abrasive is a hard and fibrous product made from crushed Walnut Shell in accordance with International Trade Standard and is the most common soft type abrasive. It has excellent durability and is now widely used to blast clean and polish soft metals, glass, fiberglass, wood, plastic and stone.
It works as a de-burring and de-flashing product for molding, casting and electrical parts.
WALNUT SHELLS are used in both tumbling and vibratory applications for polishing gems and jewelry.

The WALNUT SHELLS are ground to various sizes ranging from coarse to extra fine.

WALNUT SHELLS remove matter from surfaces without scratching or pitting underlying material.

APPLICATIONS
Removal of paint, flash, burrs and other flaws in plastic, a great variety of alloys die casting and electronic industries.

• Cleaning automotive parts
• Cleanout aircraft engines and turbines
• Graffiti removal
• General cleaning and/or restoration of buildings – steel, wood or concrete
• Polishing and cleaning of a great variety of fine metals, alloys, mechanical parts, etc.

CHEMICAL ANALYSIS
Nitrogen: 0.10
Cellulose: 40/60
Lignin: 20/30
Toluene Solubility: 0.5/1.0
Methoxyl: 6.5
Chlorine: 0.10
Ash: 1.5
Cutin: 1.0

PHYSICAL PROPERTIES
Density (dry packing) 22-74 lb per cu.ft.
Hardness 3-4 Mohs
Specific Gravity 1.2 – 1.4

PACKAGING
50lb paper bags.

AVAILABLE SIZES
Walnut Shells is available in more than 15 sizes. We stock the following sizes:

6 – 10 Mesh (coarse)
8 – 12 Mesh (coarse)
12 – 20 Mesh (medium)
18 – 40 Mesh (fine)
Other sizes available on request.

OPTA MINERALS has production and warehouse facilities in the following locations:
Canada: Waterdown, ON; Brantford, ON; Lachine, QC; Laval, QC; St-Bruno-de-Guigues, QC.
USA: Norfolk, VA; Hardeeville, SC; Attica, NY; Baltimore, MD; New Orleans, LA; Keeseville, NY; Milan, MI; Walkerton, IN; Richfield, OH. Los Angeles, CA.
Europe: Košice, Slovak Republic; Romans, France.