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Yarn Twist Tester
Determine the twist in yarns, twist irregularity and twist shrinkage.
| Product Model: | Y331C | Design Standard: | ISO 2061, ASTM D1422, JIS L1095 |
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Application:
Determine the twist in yarns, twist irregularity and twist shrinkage. It is applicable to single yarns (spun and filament), plied yarns and cabled yarns.
Principle:
The twist in a known length of yarn is removed by rotating one end of the specimen with respect to the other until the components of the yarn being tested are parallel. The exact number of turns required to remove the twist is reported in terms of turns per unit length of yarn.
Test Standard:
ISO 2061, ASTM D1422, JIS L1095
Specification:
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Working mode |
Microcomputer control, data processing, data printing |
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Testing method |
Untwist-retwist Method A, Untwist-retwist Method B, Triple Twisting Method |
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Sample length |
10, 25, 50, 100, 200, 250, 500mm |
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Twist range |
1~6,000 twist/10cm; 1~6,000 twist/m |
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Untwisting range |
Max. 60mm |
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Twist shrinkage |
20mm |
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Rotating speed |
200~2,000r/min |
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Pre-tension |
0.5~171.5cN |
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Power source |
1-phase, AC220V, 50Hz |
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Machine size |
920*170*220mm |
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Weight |
16kg |
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