Bag Opener

Through the rotating movement between the movable and fixed knife by the working gap to ensure that the rotating knife does not collide with the fixed knife, so that the bagged garbage is broken to achieve the effect of separating the garbage from the plastic bags. 

Change the force of the fixed knife when meet large materials.

When the external force is greater than the spring thrust, the gap between the fixed knife and the movable knife will increase accordingly to ensure normal work.