Seam placement: When to Use It (and When Not To)

Surface finish

Controls where each perimeter loop starts/ends, which leaves a visible vertical seam.

✓ Use it when: Aligned/Nearest to hide seams in corners; Rear for display pieces; Random only on round parts; scarf joint for smooth curved surfaces.
✗ Avoid it when: Random on parts with sharp corners (adds scattered zits).

Key settings

  1. Seam position: nearest / aligned / random / rear
  2. Seam painting
  3. Scarf joint placement & length
  4. Staggered inner seams (strength)
  5. Calibrate extrusion multiplier/linear advance

Sources: \1

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More techniques

Ironing · Fuzzy skin · Supports / organic (tree) supports · Brim · Variable / adaptive layer height · Modifiers (height range / mesh) · Multicolor purge (prime tower / flush into infill/object)