Multilayered alumina coated cemented carbide body
US5700569A · kind A · utility
28Cited by
6References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 11, 1996 |
| Grant date | Dec 23, 1997 |
| Priority date | — |
| Expiry date | Mar 11, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31678
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
There is disclosed an alumina coated cemented carbide insert having improved properties for metal cutting applications. The insert has 6 to 8 layers of alumina with a total coating thickness of up to about 15 .mu.m. It has also been found that varying the number of layers can change the color of the coated insert.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.