... mainly used to slit steel coils of thickness 0.6~5 mm, 1~6 mm, 2-8mm or 3~10mm. And for ... is widely used for proving steel strip coils for cold rolling mill, welded pipe mill, roll forming machine, etc. 1.Weight of middle thick ... motor, making sure evenly and synchronously wind edge scraps up.6.To change disc knives fast, double steel slitter can be ...