2.5 Poor Lamination Quality
Problem: Straight wave lines across the output.
Cause: Excessive front roller pressure.
Measure: Loosen the front roller pressure.
Problem: Concave waves in the lamination.
Cause: Excessive rear (pulling) roller pressure.
Measure: Loosen the rear back roller pressure.
Problem: Angled waves on both sides of the output.
Cause: Insufficient rear roller pressure.
Measure: Tighten the rear roller pressure.
Problem: Angled waves on one side of the output.
Cause: Insufficient rear left (or right) side roller pressure.
Measure: Tighten the rear left (or right) side roller pressure.
Problem: Straight waves in the output.
Cause: Excessive heat at the nip rollers.
Measure: Lower the roller temperature.
Problem: Wake waves.
Cause: Insufficient heat at the nip rollers.
Measure: Raise the roller temperature.
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