Yarn Quality Control

for open end spinning

Alternative product: YarnMaster 3N1

Loepfe YarnMaster 1N1 incorporates all technological advancements resulting from our long-standing and successful experience in optical measuring systems.

As a result, Loepfe YarnMaster 1N1 offers you absolute precision in the detection and elimination of those yarn faults having adverse effects on the quality of end products and downstream processing.

Your Benefits

  • fulfillment of highest demands on yarn quality
  • reliable Quality Control
  • desired quality with maximum possible machine efficiency

User Interface

The Graphical User Interface provides comfortable access to all YM 1N1 functionalities and reports. Interfacing to a wide range of machine types available.


The Online Laboratory

100% online quality assurance no longer implies expensive and lengthy laboratory measurements.


Online Detection:

  • moir√© effects
  • yarn count faults
  • sliver faults
  • CV% off-standard
  • fault clusters
  • spectrogram analysis
  • defect classification
  • thick and thin places
  • imperfections (IPI)