October 30, 2026

Search for a slitter clearance chart and you will find numbers that contradict each other. One source puts knife overlap for thin film at 0.5 to 1.0 mm. Another puts it at 0.30 to 0.50 mm for the same material. A third gives clearance as a percentage of thickness and says 5 to 10 percent […]

A slitting line that starts throwing burrs is rarely a mystery for long, but it is almost always misdiagnosed on the first attempt. The operator sees a rough edge, assumes the knife is worn, fits a new set, and the burr comes back within a shift. Three knives later, the real cause is still sitting