Walnut Shell Uses

The walnut shells have five main uses, including walnut shell for sandblasting as walnut shell blasting media, walnut shell for filtration system as walnut shell filter media, walnut shell for cosmetics industry as ingredients for cosmetics, walnut shell for oil drilling as walnut shell filler or extender and walnut shell for pets as walnut shell pet litters. 

1. Walnut Shell Blasting Media

Crushed walnut shells are a type of sandblasting media for cleaning. Ground walnut shells are an biodegradable, non-toxic, environmentally safe, durable and cost effective soft abrasive grit used in media blasting, blast cleaning, paint stripping, coatings removal, deflashing, deburring, tumbling, engine clean-out, burn-out applications for grinding wheels and ceramics. Typical substrates are metals, fiberglass, woods, plastics and stone  on cars, trucks, airplanes, trains, boats, landing gear, buildings, brick, statues, monuments, engines in industries of automotive restoration, aircraft maintenance, military, paint and coatings. English walnut shells can remove matter from surfaces without scratching or pitting underlying material. And even more,walnut shell does not cause silicosis.

The walnut shells are ground to various sizes from coarse to extra fine depending on the application, suggested walnut shell grit sizes of 6/10, 8/12, 12/20, 18/40, 35/60, 40/100, 60/200 and walnut shell flour sizes of #100, #200, #325, #400.

2. Walnut Shell Filter Media

Walnut shells are used in walnut shell filters are frequently installed for the removal of oil and suspended solids from produced water, refinery effluent and waste / re-circulation streams, steel mill direct spray and caster water, ethylene plant quench water, copper concentrate decant and cooling water found at other industrial applications where sand filters have traditionally been used as environmentally safe and effective filtration media. Walnut shell is the best technology for the removal of oil and grease, as well as suspend solids from a variety of heavy oil and other oilfield produced water streams. Walnut shell is chemically inert, hard, resilient and perfect for oily water processing. Suggested mesh sizes are 6/10, 12/20, 35/60, 40/60.

3. Walnut Shell Filler or Extender

The walnut shells can be used in applications of non-skid, anti-slip, painting, coatings, burn-out and filtration as walnut shell fillers. Ground walnut shell grits and flours are produced for the adhesives, construction, resin, plywood, laminated veneer lumber, furniture, rubber compounding, oil drilling  and paint and cosmetics industries. 

In oil drilling industry, walnut shell is an easy and efficient solution to lost circulation problems. Walnut shells are used as lost circulation material to combat typical operational problems associated with drilling mud losses. Walnut shell does not significantly change mud properties and can be removed and perhaps recycled with ease.

In plastics and rubber compound manufacturing, walnut shell flour is a preferred additive.  In burn-out applications, walnut shell is used to create porosity in ceramics.

For non-skid & anti-slip applications, ground walnut shell is an excellent paint additive for stairs, floors, pools, decks and ramps.

Walnut shell filler is available in coarse, medium and fine grit sizes, suggested walnut shell grit sizes of 6/10, 8/12, 12/20, 18/40, 35/60, 40/100, 60/200 and walnut shell flour sizes of #100, #200, #325, #400.
4. Walnut Shells Cosmetics Ingredients
Cosmetic grade walnut shell grits, powders and flours are premium ingredients used in fine cosmetics products internationally of exfoliating products, shower gel, bar soap and cleansing products as non-animal origin, skincare additive cosmetics and toiletries. Cosmetic grade walnut shells are widely applicable in cosmetics, skin care, exfoliation, creams and soaps with shell mesh sizes of 18/40, 35/60, 40/100, 60/200 and flour mesh sizes of #100, #200, #325 and #400. Our premier crushed walnut shells are available for manufacturing high quality facial scrubs, exfoliants, soaps and creams.
5. Walnut Shell Litters

Ground English walnut shell grits are widely used as pet litters for reptiles, cats, lizards, bearded dragons, monitors, skinks & uromastyx, snakes and birds with mesh sizes of 18/40, 35/60, 40/100. Crushed walnut shell grit is increasingly popular as an ingredient in pet litters because it does not absorb moisture, minimizes bacteria and mold, and is bio-degradable & environmentally friendly.  
If you are interested in the walnut shells, welcome to visit our website www.walnutshellpowder.com and feel free to contact us at email of flowspec@outlook.com