Brown Aluminum Oxide Macrogrits

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Description

GNPGraystar’s Brown Aluminum Oxide is fused in an electric arc furnace and produces a high strength, tough, and extremely durable grain. GNPGraystar’s brown aluminum oxide is a medium to high density product which is available in standard grades or can be custom graded for your application.

Diese Materialdaten wurden von GNPGraystar Specialty Materials zur Verfügung gestellt

Alle Daten beziehen sich auf Raumtemperatur soweit nicht anderweitig spezifiziert. SI Einheiten werden verwendt soweit nicht anderweitig spezifiziert.
Äquivalente Standards sind ähnlich zu einem oder mehreren Standards die der Anbieter angegeben hat. Manche äquivalente Standards können strikter sein oder außerhalb der Bedingungen des ursprünglichen Standards.

Ashby charts

Eigenschaften

Allgemein

PropertyValue

True particle density

3.95 g/cm³

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Mechanisch

PropertyValueComment

Härte, Knoop, HK2

2050 [-]

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Knoop (100)

Härte, Mohs

9.0 [-]

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Thermisch

PropertyValue

Schmelzpunkt

2000.0 °C

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Chemical properties

PropertyValueComment

Aluminium

96.69 %

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Al₂O₃

Andere

0.25

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Eisen

0.1 %

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Fe₂O₃

Silizium

0.44 %

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SiO₂

Titan

2.52

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TiO₂

Technological properties

Property
Application areas

GNPGraystar’s Brown Aluminum Oxide Macrogrits are used in all types of bonded and coated abrasive applications for ferrous and normal alloy steels. It is also used in a myriad of refractory and general industrial applications.


GNPGraystar’s Brown Aluminum Oxide Microgrits are used for precision lapping, micro-blasting, fine grit bonded and coated abrasives applications, thermal coatings, and polishing compounds.

Certifications

ANSI and FEPA

Agency & Mil-Specs (such as A-A-59316 & MIL-A-22262B)

Pratt & Whitney, Rolls Royce, Praxair, Stryker, etc.

Color

Brown

Crystal structure

Alpha - Alumina

Other

Test Methods
Macrogrit Sizing:ANSI B74.12 Table 2
ANSI B74.12 Table 3
Customer Specific Standards