Pink Aluminum Oxide

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Description

GNPGraystar’s Pink and Ruby Fused Aluminum Oxide contain chromium oxide, which gives the material its Pink and Ruby color. The incorporation of the Cr₂O₃ into the Al₂O₃ crystal lattice produces an increase in toughness and a reduced friability compared with White Fused Alumina.


Compared to Brown Aluminum Oxide the Pink & Ruby materials are harder, more aggressive and have better cutting ability. The grain shape of Pink & Ruby Aluminum Oxide is sharp and angular.

Los datos sobre este material han sido proporcionados por GNPGraystar Specialty Materials.

A menos que se indique lo contrario, todas las medidas corresponden a condiciones de temperatura ambiente. A menos que se indique lo contrario, se utilizan las unidades del SI.
Las normas armonizadas son similares a uno o varios estándares del proveedor. Es posible que algunas normas armonizadas se ajusten al estándar original, mientras que otras pueden quedar fuera de su alcance.

Ashby charts

Propiedades

Chemical properties

PropertyValueComment

Aluminio

99.52 %

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Al₂O₃

Cromo

0.25 %

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Cr₂O₃

Hierro

0.05 %

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Fe₂O₃

Sodio

0.18 %

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Na₂O

Technological properties

Property
Application areas

The FEPA F grades are especially suitable for the manufacture of vitrified bonded abrasives for working hardened steels and alloys with tensile strengths of over 50 kg/ mm2. These are also used in tool grinding, saw and knife-sharpening applications, precision grinding, profile grinding, flute grinding, tooth grinding, dry grinding of blade segments, and mounted wheels.


The FEPA P grades are a preferred material for working non-ferrous metals and the alloys (copper, aluminum, zinc, brass, bronze), but also used for softer materials, such as wood, synthetics, and paints.

Color

Pink

Other

Test Methods
Microgrit Sizing:ANSI B74.12 Table 2
FEPA F Standard 42-2:2006
FEPA P Standard 43-2:2006
Microgrit Sizing:FEPA F Standard 42-2:2006
FEPA P Standard 43-2:2006