BW 1000

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Description

BW 1000® is 99.5% pure BeO and delivers improved performance for circuits and applications generating high heat. BeO has a lower dielectric constant of 6.7 compared to AlN's 9.7 dielectric constant. BW ceramics offer electrical resistivity and dielectric strength equivalent to competitive materials.


BW 1000 ceramic offers the highest flexural strength (MOR) of all our beryilla grades. When small components require great strength, BW 1000 ceramic is the optimum choice. This ceramic material is ideal for very small, fragile parts that will endure high levels of stress during the life cycle of the product.

Los datos sobre este material han sido proporcionados por Materion Brush GmbH.

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.

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Propiedades

General

PropertyTemperatureValue

Absorción de agua

23.0 °C

0 %

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Densidad

23.0 °C

2.89 g/cm³

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Tamaño de grano

14 μm

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Mecánica

PropertyTemperatureValue

Coeficiente de Poisson

23.0 °C

0.26 [-]

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Hardness, Rockwell Superficial 45-N

23.0 °C

60 [-]

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Módulo elástico

23.0 °C

345 GPa

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Plane-Strain Fracture Toughnes

23.0 °C

3.7 MPa·√m

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Resistencia a la compresión

23.0 °C

1.55 MPa

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Resistencia a la flexión

23.0 °C

262 MPa

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Resistencia a la tracción

23.0 °C

172 MPa

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Aplicaciones térmicas

PropertyTemperatureValue

Calor específico

23.0 °C

1046 J/(kg·K)

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Coeficiente de dilatación térmica

23.0 °C

9E-6 1/K

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Conductividad térmica

23.0 °C

275 W/(m·K)

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Eléctrico

PropertyTemperatureValueComment

Constante dieléctrica, 1 MHz

23.0 °C

6.76 [-]

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Dielectric constant, 10GHz

23.0 °C

6.76 [-]

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Dissipation factor, 1MHz

23.0 °C

4E-4 [-]

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Resistividad eléctrica

23.0 °C

1.00E+13 Ω·m

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Minimum

Rigidez dieléctrica

23.0 °C

0.23 kV/mm

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AC, 6.35mm

Technological properties

Property
Application areas

Medical equipment, military applications, electronic components and traveling wave tubes (TWT)

Color

White