CTF12E

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Description

CTF12E: for gun drills with an adapted relation between hardness and toughness. Suitable also for diamond-coated solid carbide tools.

Related Standards

Equivalent Materials

This material data has been provided by Ceratizit.

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

14.95 g/cm³

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Grain structure

Fine (0,8µm - 1,3µm)

Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

624 GPa

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Hardness, Rockwell A

23.0 °C

92 [-]

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Hardness, Vickers, 10

23.0 °C

1640 [-]

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EN ISO 6507-1

Hardness, Vickers, 30

23.0 °C

1620 [-]

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EN ISO 6507-1

Plane-Strain Fracture Toughnes

23.0 °C

9.9 MPa·√m

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ISO 28079

Poisson's ratio

23.0 °C

0.21 [-]

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Tensile strength, transverse

23.0 °C

2200 MPa

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DIN EN ISO 7438

Thermal

PropertyTemperatureValue

Coefficient of thermal expansion

23.0 °C

4.8E-6 1/K

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Specific heat capacity

23.0 °C

0.19 J/(kg·K)

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Thermal conductivity

23.0 °C

100 W/(m·K)

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Thermal diffusivity

23.0 °C

34.8 mm²/s

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Chemical properties

PropertyValueComment

Cobalt

6 %

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as binder

Other

0.15 %

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Tungsten

WC balance

Technological properties

Property