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Yarn Testing

Yarn Testing Standard
Moisture Content by Oven Drying  
Yarn Number with CV% IS:1315, ASTM D:1907, ASTM D:1059
Lea Strength with CV% IS:1671, ASTM D:1578
CSP with CV% IS:1671, ASTM D:1578
RKM, Elongation and their CV% IS:1315, ASTM D:1907, ASTM D:1059, IS:1670, ASTM D:2256
Single Yarn Strength and Elongation with CV% (Flat Multifilament on Instron) IS:1670, ASTM D:2256
Strength of Yarn Removed from Fabric IS:1670, ASTM D:2256
Warp/Weft  
Loop Yarn Strength  
From yarn package  
Removed from fabric  
Single Yarn Twist IS:832-1999, ASTM D:1422
Resultant Ply Yarn Twist IS:832-1999, ASTM D:1422
Cords and Cables Twist  
Twist of filament yarn – HT  
Twist of yarn removed from the fabric IS:832, ASTM D:1422 / 1423
Single and Doubling Twist in Two Fold Yarn [or] Single yarn twist in two fold yarn  
Twist Balance  
Evenness of Yarn with Imperfections and Hairiness ASTM D:1425, ISO:16549
Identification – Yarn Type ASTM D:1425, ISO:16549
Carded or Combed (from woven fabric)  
Carded or Combed (from knitted fabric)  
Texturised or Non Texturised (one direction)  
Ring Spun or Rotor Spun (one direction)  
Shrinkage in Boiling Water or Dry Heat ASTM D:2259
Number of Filaments in Multifilament Yarn  
Length of Yarn on Spool  
Yarn Diameter on Projection Microscope  
Yarn Co-efficient of Friction (Yarn to Metal) ASTM D:3108
Winding on cone  

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