Y331A-II Digital Reeling Twist Tester is used to determine the yarn twist of single or plied yarn by direct count or untwist-retwist methods.
STANDARDS
ISO 2061
GB/T2543.1/2, 14345
ASTM D1422/D1423
FZ/T 10001
Note: this tester can conform to butnot limit to the standards above, for more standards conformance, pleasecontact us.
l Test methods
1. Direct count;
2. Once untwist-retwist method;
3. Twice untwist-retwist method;
4. Triple untwist-retwist method.
l Sample length
0~500mm, settable
l Range of tested yarn
1~499.9tex
l Measuring range
1~9999.9 twist
l Twist unit
T/10cm, T/inch
l Rotating speed
200~1500rpm, settable
l Metallic scale accuracy
1mm
l Power supply
AC220V, 50Hz, 20W
l Dimensions
Main machine: 950*250*180mm (L*W*H)
Sample holder: 123*75mm (L*W)
l Net weight
20kg
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