FIELD: metal working. SUBSTANCE: method consists in treating surface of metal-cutting tool in the field of positive corona discharge, applying coating of refractory metal nitride, and finally treating tool in magnetic pulse field. The latter procedure is conducted for 60-80 s with magnetic field intensity 103-104 A/m, and pulse frequency 4-6 Hz. EFFECT: intensified strengthening process. 2 cl, 3 dwg , 1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF WORKING OF CUTTING TOOL SURFACE | 0 |
|
SU1825820A1 |
| PLANT FOR MAGNETIC TREATMENT OF CUTTING TOOLS | 1992 |
|
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|
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| CUTTING TOOL AND METHOD OF PRODUCING SAME | 0 |
|
SU1701464A1 |
| COATED CUTTING TOOL | 2002 |
|
RU2214891C1 |
