a. Double line parallels feeding, single step for slotting process.

b. The bottom side slotting makes the paper dust falling down By process, Use and suck the wind organization suck the paper dust on the sack.

c. The working environment keeps well.

d. The model is small, the area of occupation of land is small, power consumptive and low, the power is high, economize the costs.

Cardboard Slotting Machine