B - Operations – Transporting – 21 – K
Patent
B - Operations, Transporting
21
K
29/49
B21K 5/00 (2006.01) B23P 15/28 (2006.01) B24C 1/02 (2006.01) B24C 1/10 (2006.01) C21D 7/06 (2006.01)
Patent
CA 1247350
METHOD FOR EXTENDING THE LIFE OF A CUTTING TOOL ABSTRACT OF THE DISCLOSURE A method for extending the life of a cutting tool includes shot peening the surface of the tool, including all cutting edges thereof, with substan- tially spherical shot peening media of glass beads. Maximum life extension is achieved by optimizing the parameters of the peening process, including the Almen intensity and the shot size and uniformity. Cutting tools, especially steel tools, shot peened in accordance with the present method display many- fold increases in life.
459186
Borden Ladner Gervais Llp
Spectra Products Corporation
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