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Module 7 · Lesson

Pattern Grading

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AcademyPattern Engineering, Sampling and Fit

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What this lesson answers

Pattern Grading — questions covered in this lesson

  • How to calculate proportional grade rules for irregular silhouettes?
  • Best practices for CAD pattern grading version control in PLM.
  • Troubleshooting seam length mismatch in nested CAD patterns.
  • Applying shrinkage factors to graded nests for high-stretch denim.
  • Standard industrial tolerances for pattern grading audits.

Key terms

Cartesian CoordinatesGrade Rule TableNested PatternSeam WalkingAnthropometric ShiftCAD/CAM Integration

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