4.5.Complete designation of netting yarn or finished product

Unit 4 - Yarn numbering systems/designation of netting yarn

4.5.Complete designation of netting yarn or finished product
According to ISO the complete designation of the above netting yarn as follows.
  • 20 is the Tex value of single yarn
  • 2 No. of single yarns in the first fold
  • 3 No. of folded yarns in the finished product
  • S and Z are the direction of the twist
  • 700, 400 and 200 are the no. of twist
  • R tex value of the finished product
Another system which is in common use for finished netting twine s and ropes, is runnage. It is expressed as m.kg-1 / feet lb-1 , yard lb etc and is the reciprocal of Rtex.

Last modified: Tuesday, 27 March 2012, 9:27 AM