Kennametal KCK25 carbide grade — ISO 513 groups, coating and cross references
Grade identification
| Manufacturer | Kennametal |
|---|---|
| Grade designation | KCK25 |
| Catalogue description | KCK25 / CVD cast iron general grade |
| ISO 513 workpiece group | K |
| Coating family | CVD |
| Substrate | tough substrate |
| Source | Kennametal Turning Brochure — grade selection and coating technology · accessed 2026-09-28 |
Source: Kennametal official catalogue, accessed 2026-09-28. Grade behaviour statements on this page are general ISO 513 engineering guidance, not manufacturer cutting data.
ISO 513 fit
Kennametal KCK25 is filed under ISO 513 group K. Check the manufacturer's application band for the exact position within the group. See the group pages under ISO 513 material groups for what each letter means in practice.
Offered on these inserts
Cross-brand grade equivalents
Equivalents are listed only when they can be traced to a published cross-reference chart or confirmed in both manufacturers' official catalogues. Unconfirmed chart rows are marked VERIFY; nothing on InsertBase is guessed.
| Equivalent grade | Brand | Match | ISO 513 | Coating | Basis / note | Source |
|---|---|---|---|---|---|---|
| 4405 | Sandvik Coromant | PARTIAL | K / P | CVD | KCK25 CVD cast iron general grade; same ISO K range and CVD family. | FM Carbide — carbide grade cross-reference (16 brands) (2026-09-28) |
| 4425 | Sandvik Coromant | VERIFY | K / P | CVD | KCK25 CVD cast iron general; cross-listed equivalent. | Acera Tool — carbide grade comparison chart (14 brands) (2026-09-28) |
| 5015 | Sandvik Coromant | VERIFY | K / P | unknown | KCK25 CVD cast iron general; quoted in aftermarket chart. | Acera Tool — carbide grade comparison chart (14 brands) (2026-09-28) |
Match levels: FULL = same ISO group, application band and coating family · PARTIAL = same band, different coating or edge prep · VERIFY = quoted in aftermarket charts, unconfirmed by both catalogues.