Alignment System- How to reduce rate of paper breaking in cardboard production process？ Here is the overhead bridge in the corrugated cardboard production line. Now we can have a close look at the web guide. The two machines come together as a set, one is web guiding machine, as well as tension control machine. Servo drive, high precision and fast response, the alignment system is equipped with a paper driving motor, which is suit for 3/5/7 layers corrugated cardboard conversion and feeding.