Blowing with a constant pressure fan and guiding the bag’s route with ring blocks, it ensures not only the tidiness of the products after sealing, but also the accuracy of the handle’s position after the punching process.
The computer controls the feeding speed precisely, and maintains the proper tension.
Dancing Roller Tension Control (For HM-1200T4A).

The unwind rack adopts a free tension control type. Through the pneumatic drum brake, the tension of the bag during operation can be maintained without looseness.
Using the pneumatic device to uplift the film roll, it helps to save the labor and ensure the safety.
The unwind unit adopts 4 sets of inverter motor for pressing the film to keep the unwind tension proper and stable. An automatic stopping function can detect and stop the machine when running out of film.
4 sets of E.P.C. automatic edge alignment devices are equipped.

The punching unit can be moved by the manual valve with the bottom rails. It provides enough space for facilitating the repair and the maintenance of the sealing knife.
Equipped the wastage conveyor, it makes the wastage collection easier.
The 4 modules of independent punching knives help to save the consuming cost of the knives.

The upper sealing bar is designed with a turn-over feature. It facilitates the maintenance and the repair.
The heat resistant cloth is wound for storage, and can be easily replaced by rewinding.
The shifting device is equipped for staggering the sealing lines and avoiding the overlapping and stickiness of them