White Fused Mullite

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Description

GNPGraystar’s White Fused Mullite is made of high-purity raw materials in electric arc furnaces. The grain is characteristics by grayish color and high chemical purity. This material has low thermal expansion, outstanding thermal shock resistance, and corrosion resistance

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

General

PropertyValue

Densidad

3.16 g/cm³

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Porosidad

6.0 %

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Aplicaciones térmicas

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Temperatura máx. de funcionamiento

1700.0 °C

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Chemical properties

PropertyValueComment

Aluminio

75.0 - 77.0 %

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Al₂O₃

Calcio

0.05

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max. CaO

Hierro

0.1

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max. Fe₂O₃

Silicona

22.5 - 24.5 %

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SiO₂

Sodio

0.1

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max. Na₂O

Titanio

0.02

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max. TiO₂

Technological properties

Property
Application areas

GNPGraystar’s White Fused Mullite is used in the investment casting, for producing refractories for the steel industry for the production of high purity mullite blocks for glass melting furnaces, for kiln furniture, and many other applications.

Crystal structure

Mullite Phase: 93%, α - Al2O3 Phase: 3%, Glassy Phase: 4%

Other

Available sizing: 3-5 mm, 1-3mm, 0.5-1 mm, 0-1 mm, 0-0.5 mm, 0-0.1 mm, 200/F, 325 F

Other sizes are available upon request.