Is an ultrasonic seam always better?

Format and use

A seam appearance does not establish a universal performance ranking. Compare the wrapper specification, process, seam dimensions and relevant integrity tests for the actual filling. A narrow smooth seam and a crimped seam can both be shown descriptively. Their suitability depends on the product and measured requirements.

Source review date: 2026-11-07

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Sources

  1. NicoLeaks: testing scope and interpretation Testing methodology
  2. ZYN UK: pouch sizes and strength information Official brand

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