Main Features of Brown Alumina

Made from mixture of Bauxite, Coal and Scrap Iron dissolved in Electric Furnace. Brown Alumina is Abrasive Material with superior hardness and toughness.
This material is made from Brown Alumina (A) with special adhesion and coating treatment.

Specifications of Brown Alumina

Brown Alumina Projection Materials Product Specifications
Chemical Composition Particle Size Al2O3 Na2O
#16 - #90 ≧98.5% ≦0.7%
#100 - #220 ≧98.5% ≦0.5%
Particle Size #16
1400 - 1180μm
#20 1180 - 1000μm
#22 1000 - 850μm
#24 850 - 710μm
#30 710 - 600μm
#36 500 - 425μm
#40 425 - 355μm
#46 355 - 300μm
#54 300 - 250μm
#60 250 - 212μm
#80 212 - 180μm
#90 180 - 150μm
#100 150 - 125μm
#120 125 - 106μm
#150 106 - 75μm
#180 90 - 63μm
#220 75 - 53μm
Packaging Specification 20kg paper bag/cardboard box

Note: A special size of #240 or smaller is also available.

Typical Applications of Brown Alumina

- Pretreatment before Coating or Thermal Spraying
- As material of whet/grindstone for cutting and polishing

INQUIRY / ITOH KIKOH CO., LTD.  Special Products Division
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ITOH KIKOH CO., LTD. Special Products Division
ADDRESS: Nu-no-wari 412-4, Minamishibata-machi, Tokai, Aichi 476-0001, Japan
TEL: +81 52 689-7531
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FAX: +81 52 689-2218

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