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Description

CTU08L: carbide grade with a typical grain size of 0.2 μm for the machining of materials with a hardness > 65 HRC. Thanks to the high wear resistance also excellent suitability for abrasive fibre composite materials.

Related Standards

Equivalent Materials

Properties

General

Density ρ

15.05 g/cm³ at 20 °C

Grain structure

Ultrafine (0,2µm - 0,5µm)

Mechanical

Elastic modulus E

646 GPa at 20 °C

Fracture toughness KIC

8.4 MPa·√m at 20 °C

ISO 28079

Hardness, Rockwell A HRA

94.6 [-] at 20 °C

Hardness, Vickers, 10 HV 10

2300 [-] at 20 °C

EN ISO 6507-1

Hardness, Vickers, 30 HV 30

2200 [-] at 20 °C

EN ISO 6507-1

Poisson's ratio ν

0.2 [-] at 20 °C

Tensile strength Rm

3700 MPa at 20 °C

DIN EN ISO 7438

Thermal

Coefficient of thermal expansion α

4.62E-6 1/K at 20 °C

Specific heat capacity cp

0.19 J/(kg·K) at 20 °C

Thermal conductivity λ

59 W/(m·K) at 20 °C

Thermal diffusivity αdiff

21.3 mm²/s at 20 °C

Chemical properties

Element

Weight %

Comment

W

-

WC balance

Co

4.2 %

as binder

Other

0.7 %

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.