Wallnut shells

Product characteristics

Wallnut shells belong to very hard, light, natural abrasives. Grits are made of the crushed , cleaned and sieved walnut shells. Wallut shells belong to reusable abrasive and feature low impact on the air-blasted surface without damaging underlying material. Wallut shells are 100% natural product and they are free of respirable crystalline silica (SiO2).

Specification

  • Sharp-edged shape
  • MOH’S hardness 2,5 – 3,5
  • Specific gravity 1,0 – 1,2 g/cm3
  • Bulk density approx. 0,7 g/cm3
  • Packaging: 20/25 kg bags
Wallnut shells are used for cleaning, stripping, deburring of moulds in rubber industry, aeroplane bodies form layers of pain coatings, cleaning turbines and automotive parts, removing graffiti. They are used in soft abrasive blasting and polishing aluminium, jewellery, fittings, composites, electric motors, plastic, stainless steel and architectural cleaning and restoration of wood, brick, stone or concrete.

Additional information

Available sizes

(um)
100 – 250
200 – 450
450 – 800
450 – 1000
800 – 1300
1000 – 1500
1000 – 1700
1300 – 1700
1700 – 2400
2400 – 4000
4000 – 6000
4000 – 8000
6000 – 10000

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