Specifications

75
Film cont.
Stretch marks Decrease mandrel tensions
Decrease rear rollers Pressure
Defective film
Curl up Decrease top mandrel tension
Increase lower mandrel tension
Turn on / off fans
Defective film
Increase rear roller pressure
Curl down Decrease Lower mandrel tension
Increase upper Mandrel Tension
Turn off / on fans
Decrease rear roller pressure
Defective film
Twist in film Uneven roller pressures right to left /front to back
Unmatched film buy matched film rolls (rare)
Defective film
Waves in film perpendicular to rollers Turn sheet sideways, paper grain wrong
Too hot, decrease temperature
Check film alignment
Increase rear roller pressure
Incompatible paper, paper shrinking excessively
Moisture content incorrect, preheat / temper paper
Paper shrinking, preheat / temper
Moisture content incorrect, let paper stabilize
Incompatible film
Defective film
Waves in film at angles Incompatible paper
To hot for paper / ink
Check film alignment
Incorrect roller pressures, decrease pressure
Incorrect mandrel tension, decrease tension
Defective Film
Waves in film perpendicular to rollers Insufficient rear roller pressure, increase
Speed up motor
Check film alignment
Waves, small, in edge seal Increase film thickness
Decrease paper thickness
Decrease roller pressures