After slitting and scoring, the sheets have exactly size of corrugated box, now you need to select different machine to produce different carton and box, if your customer just need regular slotted carton box for shipping or packging container, you can choose automatic slotter and creaser ( slotting and creasing machine) , if you customer need the corrugated boxes to package pizza, shoes, cups, Jewelry etc demand box having special shape for easy carrying, you need to choose rotary die cutting machine for corrugated box, the corrugated box die cutting machine need specific die to cutting corrugated sheet into required shape, so you just need to change die on the die cutting roll for producing different cartons.