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Thin Corners Deep Parts Print

Problem:

Thin Corners with Deep Draw Parts

Possible Cause:

(1) Uncontrolled sheet heating
(2) Uncontrolled material distribution
(3) Too thin sheet gauge

Suggested Course of Action:

  • Check operation of heaters
  • Improve zone heating control
  • Check for drafts or air currents around heating station
  • Consider other forming techniques such as pre-stretch billow and/or plug assist
  • Increase sheet gauge