Graphite SLX

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Description

GRAFSTARTM SLX graphite is a medium grain graphite with high strength properties that excels in higher temperature applications.

This material data has been provided by Advanced Graphite Materials.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.

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Properties

General

PropertyTemperatureValue

Density

23.0 °C

1.8 g/cm³

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Particle size range

0.76 µm

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Particle size

max.

Mechanical

PropertyTemperatureValue

Compressive strength

23.0 °C

59 MPa

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Compressive strength, transverse

23.0 °C

59 MPa

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Elastic modulus

23.0 °C

11 GPa

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Elastic modulus, transverse

23.0 °C

9.3 GPa

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Flexural strength

23.0 °C

25.5 MPa

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Flexural strength, transverse

23.0 °C

20 MPa

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Hardness, Rockwell R

23.0 °C

95 [-]

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Tensile strength

23.0 °C

19 MPa

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Tensile strength, transverse

23.0 °C

15 MPa

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Thermal

PropertyTemperatureValueComment

Ash content

23.0 °C

0.15 %

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Coefficient of thermal expansion

23.0 °C

3E-6 1/K

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average for 20-100°C

Coefficient of thermal expansion, transverse

23.0 °C

3.7E-6 1/K

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average for 20-100°C

Thermal conductivity, in-plane

23.0 °C

170 W/(m·K)

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Thermal conductivity, through-plane

23.0 °C

150 W/(m·K)

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Electrical

PropertyTemperatureValue

Electrical resistivity

23.0 °C

7E-6 Ω·m

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Electrical resistivity, transverse

23.0 °C

7.5E-6 Ω·m

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Technological properties

Property
Application areas

CZ silicon crystal growth, Quartz processing, Purified electronic fixturing, Polysilicon seed chucks