Knife blade and method for making same

Details Knife blade and method for making same Knife blade and method for making same

B - Operations, Transporting

26

D

164/135, 76/25

B26D 7/12 (2006.01) B23P 15/40 (2006.01) B26B 9/00 (2006.01) B26D 1/00 (2006.01) B26F 1/38 (2006.01)

Patent

CA 1283601

KNIFE BLADE AND METHOD FOR MAKING SAME ABSTRACT OF THE DISCLOSURE A knife blade for cutting sheet material has a cutting portion which includes two adjoining faces defining a cutting edge and comprises a relatively soft or high wear base material and a relatively hard or low wear coating. One of the faces is formed by the relatively hard coating and the other face is formed by the relatively soft base material. Both of the faces of the cutting portion are bevelled and are exposed to the sheet material during cutting. Another knife blade embodying the invention has a cutting portion which includes one face formed of a relatively soft base material and another corrugated face formed of a relatively hard coating.

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