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What this lesson answers

Outerwear and Jacket Academy — questions covered in this lesson

  • how to calculate seam tape consumption for jackets
  • troubleshooting seam tape delamination on 3-layer fabric
  • best needle size for down jacket manufacturing
  • how to prevent down leakage at seams
  • hydrostatic head test procedure for factory quality control

Key terms

Hydrostatic HeadSeam SealingDown-ProofnessFill PowerWalking FootDurable Water Repellent (DWR)

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