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Poor Distribution Print

Problem:

Poor material Distribution

Possible Cause:

(1) Uncontrolled sheet heating
(2) Mould too cold
(3) Sheet slipping out of frame

Suggested Course of Action:

  • Check operation of heaters
  • Improve zone heating control
  • Check for drafts or air currents around heating station
  • Increase mould temperature
  • Check for uniform heating of mould
  • Check temeprature control system of mould
  • Improve frame to normal operating temperatures
  • Pre-heat frame to normal operating temperatures
  • Check operation of heaters around clamp area