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TroubleshootingF - 160 CE Operation and Maintenance Manual
© GBC Films Group April 2000
7.2 Film problems
The following is a list of common film problems
you may encounter.
For definitions of terminologies, please refer to
7.4 Glossary of terminology.
7.2.1 Thermal laminates
Problem: Blistering within the image
Hints: • Increase the speed
• Decrease the operating temperature
• Allow a longer drying time for the image
Problem: Coiling or curling of encapsulated images
Hints: • Balance the upper and the lower brake
tension
• Make sure set point temperatures are the
same
• Change the chill idler configuration
( if applicable )
Problem: Silvering in the laminate
Hints: • Decrease the speed
• Increase the operating temperature
Problem: Delamination
Hints: • Check operating temperatures
• Check operating speed
• Laminate compatibility with ink
• Ink compatibility with paper
7.2.2 Pressure sensitive
Problem : Silvering in the laminate
Hints : • Add 100 - 120
o
F ( 37 - 49
o
C ) to the
temperature
• Increase pressure to laminating rolls
Problem : Tunneling
Hints : • Print should be wound image side out.
• Do not roll tightly
• Do not roll at all.
Problem : Image creases when mounting
Hints : • Press down on leading edge from center
outwards.
• Be sure image is conformed to the roll
• Use a speed you are comfortable with
• Be sure even tension is supplied to the image