Applicable Range

Used for testing the twist non-hmogeneitiy, the twist unevenness, and the twist shrinkage of various yarns.

Relevant Standards

GB/T2543.1/2   FZ/T10001   ISO2061   ASTM D1422  JIS L1095

Technical parameters

1. Working pattern: Computer program control, data processing, printing out testing results
2. Testing method:

1.  Average untwist slip elongation 
2.  Max elongation of average untwist 

C.  Direct counting method 

D.  Untwist- retwist method a 

E.  Untwist-retwist method b  

F. Three times untwist-retwist method

3. Specimen length: 10、25、50、100、200、250、500mm

4. Measuring range of twist: 1～6000.0 twist/10cm、1～6000.0 twist/m

5. Elongation range of untwist: max.60mm

6. Measuring max twist shrinkage: 20mm

7. Speed: 200～2000r/min

8.Pre-tension: 0.5～171.5cN

9. External dimension:920×170×220mm

10. Power source : AC220V      50Hz      25W

11. Weight: 16kg