... like hardboards, industrial carboard, grey paperboards, etc. Gray board slitting machine Features1. The big cardboard feeding by hand, automatic feed for ... operation, convenient and quick.3. The safety cover accord with European CE standard.4. The concentrated lubrication system, easy ... speed75m/minElectric power1.5kwMachine dimension1200x2000x1100mmMachine weight1900kg book board slitting machine