Slitting machine design for slitting and rewinding 2 meter width of the film(http://www.jz-brother.com/product-6150/slitting-machine.html).
1- Simple design, easy operation, high speed.

2- Adopt the air shaft for both un-winder and re-winder. (2" and 3" for the rewinder is OK).

3- The un-winder also fit for 2 rolls by 1 meter width of the film. It can working at the same time.