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KCR02+ (cemented carbide)

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Description

Tungsten hard material for wear protection

Properties

General

Binder

Cobalt binder

Density ρ

15.35 g/cm³ at 20 °C

Grain structure

Ultrafine-nano grain size

Mechanical

Compressive strength Rmc

12500 MPa at 20 °C

Elastic modulus E

675 GPa at 20 °C

Fracture toughness KIC

7.5 MPa·√m at 20 °C

Hardness, Rockwell A HRA

95 [-] at 20 °C

Hardness, Vickers HV

2240 [-] at 20 °C

HV10

Tensile strength, transverse Rm,trans

2400 MPa at 20 °C

Thermal

Coefficient of thermal expansion α

4.6E-6 1/K at 20 °C

Thermal conductivity λ

90 W/(m·K) at 20 °C

Chemical properties

Element

Weight %

Comment

Co

2 %

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.