The indentation line of the slitting machine blade is not straight:
1. The indentation line of the slitting machine blade is too shallow, and the folding line is uneven, which affects the appearance of the box;
2. The paper feeding of the slitter machine blade is skewed;
3. The upper and lower pressure wheels of the cutter machine blade are not adjusted.

The cutting edge of the slitter rewinder blade is not vertical:
1. The angle of the High Speed Slitting Machine blade holder is not correct;
2. The slitter machine blade is not in the center of the knife groove;
3. The blade of the Soft bag slitter is ground eccentrically.
The Paper PET BOPP Slitter Slitting Machine blade has burrs:
The Paper PET BOPP Slitter Slitting Machine blade has burrs:
1. The Flexible Material Slitting Machine blade is blunt and should be polished;
2. The overlap between the Flexible Packaging Slitting Machine blade and the knife groove is too shallow;
3. The paper edge and paper hair are rolled into the knife groove of the Automatic knife slitting machine, which should be thoroughly cleaned before starting the machine;
4. The knife groove gap of the slitter machine blade is too large, generally not more than 2.5mm is appropriate.
The indentation line of the slitting machine blade is easy to break: the base paper is inferior.
The indentation line of the slitting machine blade is easy to break: the base paper is inferior.
