Emery Grains Stones Powder, Origin: Turkish Emery Grains, Emery Stones, Emery Powder. Type: Abrasive, Abrasives, Sectors: Metal, Glass, Ceramic Industries.

Emery Grains Stones are forms of bonding abrasive particles together with various binders. Emery Grains Stones are used in the metal, glass, and ceramic industries.

Classification of Emery

Abrasive size: very large, large, medium, fine, very fine

Abrasive feature: aluminum oxide, silicon carbide, diamond, CBN

Binder feature: ceramic, bakelite, rubber, graphite, magnesite, silicate

hardness: very hard, hard, medium, soft, very soft

texture: very often, often, moderately, infrequently, very rarely

Purpose of use: surface grinding, external grinding, internal grinding, screw grinding, tool grinding, cutting, honing, deburring, center grinding, centerless grinding, gear grinding

Shapes: such as flat, shaped, conical, bowl, circlip, cylinder, handle, screw, rod, or hanger.

Natural Emery Grains Chemical Element Natural Aluminum Oxide (corundum) – Al2O3

Characteristics Hard, tough, and rough rock type of natural corundum Natural grey color.


Surface preparation ◆ Flooring Anti-skid ◆ Sanding ◆ Blasting

Grinding ◆ Polishing ◆ Traction enhancement ◆ Filler

Chemical Analysis

  • Al2O3: 58 – 65 %
  • SiO2: 7 – 10 %
  • Fe2O3: 20 – 25 %
  • CaO: 0.8 – 2 %
  • LOI: 3 – 5 %
  • Standard Grit Sizes3,0 – 5,0 mm1,0 – 3,0 mm1,0 – 2,0 mm

Physical Analysis

  • Specific Gravity: 3.8 g/ml
  • Mohs Hardness: 8-9
  • Polishing Stone Value (PSV): 66

Additional information

  • Packaging: 25 kg PP woven bags / 1.000 kg big bags
  • Custom Tariff Nr.: 2513 2000 000 / CAS Nr.: 1302-74-5
  • REACH: Not subject to registration in accordance with Annex V of the REACH regulation
  • Production process: washed, dried, crushed, sieved, and classified
  • This is a product from Nature. Color may have different varieties of grey shades