The most popular rotary offset printing machine fo

2022-07-24
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Solution to the folding fault of rotary offset press part 4

IV. the edge of the longitudinal cutting paper is hairy or the longitudinal cutting is not smooth, and there is tearing phenomenon

causes:

1. The longitudinal cutting paper blade (at the round knife) is passivated or has broken cracks

2. The round blade is not correctly set in the notch of the drive roll

treatment:

1. Replace the slitting blade (i.e. round blade)

2. Reset the position of the round blade in the notch of the drive roll

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