International Knife and Saw is one of the largest manufacturers and suppliers of replacement slitter knives for slitting and side trimming of metals, both ferrous and non-ferrous. Our knives are manufactured from the finest alloy tool steels, and are performance matched to your cutting application. Each knife if precisely heat-treated and triple tempered to provide a knife with consistently uniform hardness. The end result: longer runs, higher quality slit edges, and decreased regrind cycles. Our slitter knives are manufactured from a wide variety of standard and unique alloy grades. All knives are manufactured from premium forgings to provide the optimum grain structure after heat-treating and superior mechanical properties for the application in which they are to be used. Solid carbide slitter knives are available for special applications. Knives can be manufactured to guaranteed thickness tolerances of +/- .000040 with precision lapped and polished surfaces. Our experienced and knowledgeable technical staff can assist you in determining the appropriate tool steel alloy for your slitter knife application. Slitter spacers are made from bearing steels and are heat-treated to provide the ultimate in slitter tooling accuracy. Lightweight slitter spacers are also available in several configurations.
In addition to slitter tooling, International Knife and Saw provides: