CTF28T: Premium Steel Reamer for High Oxidation Resistance and Low Sticking
CTF28T: particularly for the finish machining of steel. Thanks to high oxidation resistance and low tendency to stick it is particularly suitable for the production of uncoated reamers.
Properties
General
| Property | Temperature | Value | |
|---|---|---|---|
Density | 23.0 °C | 6.4 g/cm³ | |
Grain structure | Fine (0,8µm - 1,3µm) | ||
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 23.0 °C | 523 GPa | |
Hardness, Rockwell A | 23.0 °C | 91.8 [-] | |
Hardness, Vickers, 10 | 23.0 °C | 1600 [-] | EN ISO 6507-1 |
Hardness, Vickers, 30 | 23.0 °C | 1580 [-] | EN ISO 6507-1 |
Plane-Strain Fracture Toughnes | 23.0 °C | 8.5 MPa·√m | ISO 28079 |
Poisson's ratio | 23.0 °C | 0.22 [-] | |
Tensile strength, transverse | 23.0 °C | 2000 MPa | DIN EN ISO 7438 |
Thermal
| Property | Temperature | Value |
|---|---|---|
Coefficient of thermal expansion | 23.0 °C | 5.61E-6 1/K |
Specific heat capacity | 23.0 °C | 0.48 J/(kg·K) |
Thermal conductivity | 23.0 °C | 10.48 W/(m·K) |
Thermal diffusivity | 23.0 °C | 3.47 mm²/s |
Chemical properties
| Property | Value | Comment | |
|---|---|---|---|
Cobalt | 14.1 % | as Co + Ni | |
Other | 74.8 % | ||
Tungsten | WC balance | ||
Technological properties
| Property |
|---|
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- CTF28T: Premium Steel Reamer for High Oxidation Resistance and Low Sticking