Specifications
| Type | Uncoated cermet |
|---|---|
| Coating | None (uncoated) |
| Composition | Ti(C,N) base, Co/Ni 12.5-14%, WC 20-23%, TaNbC 6-12% |
| Grain size | 1.5 µm |
| Hardness | HV30 1620 |
| ISO application range | P05-P25 / M10 / K05-K10 / N05-N10 |
Application notes
Sharp edge for mirror-finish turning of steel and stainless steel; replaces grinding in many finishing operations.
Series available in KT20
- CCMT Positive Cermet Turning Inserts — M Grade
- CNMG Negative Cermet Turning Inserts — M Grade
- DCMT Positive Cermet Turning Inserts — M Grade
- DNMG Negative Cermet Turning Inserts — M Grade
- SCMT Positive Cermet Turning Inserts — M Grade
- SNMG Negative Cermet Turning Inserts — M Grade
- TCMT Positive Cermet Turning Inserts — M Grade
- TNMG Negative Cermet Turning Inserts — M Grade
- TPMT Positive Cermet Turning Inserts — M Grade
- VBMT Positive Cermet Turning Inserts — M Grade
- VCMT Positive Cermet Turning Inserts — M Grade
- VNMG Negative Cermet Turning Inserts — M Grade
- WNMG Negative Cermet Turning Inserts — M Grade
Selection guidance
KT20 vs KCT25: A Cermet Grade Selection Guide — How to choose between the uncoated KT20 and the nano-AlTiN coated KCT25 cermet grades: coating effects, continuous versus interrupted cutting, and steel versus stainless.
Need help choosing?
Send us your workpiece material, hardness and machine — our engineers will recommend the right grade and starting cutting data.
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