White Fused Alumina - Duralum Special White Properties and Applications

DURALUM® SPECIAL WHITE is a virgin fused white aluminum oxide. It is a friable, high purity, medium density, abrasive.

Applications of DURALUM® SPECIAL WHITE

DURALUM® SPECIAL WHITE is a white aluminum oxide designed for general industrial use in operations such as lapping, polishing, refractory coating for investment cast shells, decorative non-skid tile, and pressure blasting. It is used where a high purity and/or highly friable abrasive is desired.

Typical Chemical Analysis of DURALUM® SPECIAL WHITE

Typical chemical analysis of DURALUM® SPECIAL WHITE is given in the table below.

TYPICAL CHEMICAL ANALYSIS
Chemical Composition
Al2O3 (by difference) 99.77%
SiO2 0.02%
Fe2O3 0.01%
Na2O 0.20%

Grain Sizes Available

DURALUM® SPECIAL WHITE is available in the following grain sizes:

8, 10, 12, 14, 16, 20, 24, 30, 36, 46, 54, 60, 70, 80, 90, 100, 120, 150, 180, 220, and 240

Powder Sizes Available

DURALUM® SPECIAL WHITE powder is also available in the following sizes:

240, 280, 320, 360, 400, 500, 600, 800, 1000, 1200, F, FF, and FFF

Typical Physical Properties of DURALUM® SPECIAL WHITE

Following table describes typical physical properties of DURALUM® SPECIAL WHITE.

TYPICAL PHYSICAL PROPERTIES
Physical Property Specification
Crystallography Alpha alumina, in a hexagonal crystal
Color White
Specific Gravity 3.96
Knoop100 Hardness 2000
Shape Blocky, with sharp edges
Grading (Grain) ANSI B74.12-2001, Table 2 OR FEPA 42-1:2006
Grading (Powder) ANSI B74.10-2001 OR FEPA 42-2:2006
Bulk Density (Grain) ANSI B74.4-1992 (R2007)

This information has been sourced, reviewed and adapted from materials provided by Washington Mills.

For more information on this source, please visit Washington Mills.

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