Operation | |
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4.Tape starting in the center and move to the sides. The tighter and smoother the tape job, the less web looseness that will have to be tensioned out later.
5.Decrease the brake tension until the splice passes through the nip. If slitters are being used, be sure that they have cut through the two layers of paper and the tape at the splice. It is best to run slow as the splice passes through the slitters and finish the cut, if necessary.
Tape
New
Paper
Figure
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Process control charts allow you to record the way you thread film through the machine's rolls and idlers (called webbing) and the control settings for each product and process. Process control charts are an excellent tool for training new operators. They provide a "road map" for correct machine setup and operation.
This section contains a completed chart for the basic operation of the image transfer laminator.
GBC
The process control chart should be kept in this manual or in a book close to the image transfer laminator.
☞NOTE
When trying new products and processes, remember that GBC
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1.See process chart 3-1 and diagram 3-1a on page 3-17.
2.Set the controls as follows:
•Main Roll Air Pressure: 100 psi (689 kPa).
•Pull Roll Clutch Air Pressure: 35 psi (241 kPa).
•Pull Roll Up/Down: Down
•Pull Roll Air Pressure: 80 psi (552 kPa).
•Speed Adjust: 1-10 fpm (.3-3.0 m/min).
•Upper Heater Controller: 290 °F (143 °C).
•Cooling: Idlers on, cooling tubes as needed
© GBC |