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Texturised polyamide yarns (elastic)
TEXTURISED POLYAMIDE YARNS (ELASTIC)

2,2 tex x 1 elastic, twisting S and Z; 3,3 tex x 1 elastic, twisting S and Z 5,0 tex х2 elastic 50-100 tw/m; 6,7 tex х2 elastic 50-100 tw/m; 5,0 tex х1 elastic 50-100 tw/m; 7,75 tex х2 elastic 50-100 tw/m; 10,0 tex х2 elastic 50-100 tw/m; 15,6 tex х2 elastic 50-100 tw/m. They are produced dyed and not dyed. These yarns are meant for tights, hosiery and tricot industry.

Physico-mechanical indexes to polyamide caprone (PА-6) texturised yarn elastic
(5 tex х 2; 6,7 tex x 2; 10 tex х 2; 15,6 tex х 2). TU U 6-00204048.142-2000
Index name Norm for yarn of structure
5 tex х 2 6,7 tex х 2 10 tex х 2 15,6 tex х 2
high. quality 1 st qualit 2 nd quality high. quality 1 st qualit 2 nd quality high. quality 1 st qualit 2 nd quality high. quality 1 st qualit 2 nd quality
1. Specific tearing force of yarn, mN/tex, not less 360 340 320 360 350 330 340 330 310 350 340 330
2. Yarn lengthening at break, % 31±3 31±4 32±7 31±3 31±4 32±7 31±3 32±5 32±7 31±3 32±4 32±7
3. Deviation of conditioned linear density from nominal one, % ±2,0 ±2,5 ±3,5 ±2,0 ±2,5 ±3,5 ±2,0 ±2,5 ±3,5 ±2,0 ±2,5 ±3,5
4. Coefficient of variation at linear density, %, not more 2,0 2,5 3,0 2,0 2,3 3,0 2,0 2,3 3,5 2,0 2,2 3,5
5. Crimp contraction, % 52-64 50-70 40-70 46-58 44-60 42-62 40-52 38-58 36-60 28-40 25-45 20-50
6. Twists number per 1 m of yarn 50-80 50-100 50-100 50-80 50-100 50-100 50-80 50-100 50-100 50-80 50-100 50-100
7. Mass share of spin finish, %, not less 0,6-2,0 0,6-2,0 0,6-2,0 0,6-2,0 0,6-2,0 0,6-2,0 0,6-2,0 0,6-2,0 0,6-2,0 0,6-2,0 0,6-2,0 0,6-2,0
8. Yarn mass on packing, g. (ISO-I) 1000- 1800 1000- 1800 1000- 1800 1000- 1800 1000- 1800 1000- 1800 1000- 1800 1000- 1800 1000- 1800 1000- 1800 1000- 1800 1000- 1800
9. Filaments number 24 24 24 24 24 24 48 48 48 48 48 48
10. Fabric density, g/cm 3 0,65
±0,1
0,65
±0,1
0,65
±0,1
0,60
±0,1
0,60
±0,1
0,60
±0,1
0,60
±0,1
0,60
±0,1
0,60
±0,1
0,60
±0,1
0,60
±0,1
0,60
±0,1
Physico-mechanical indexes to texturised yarn 7,75 tex х2
(average factors)
Index name White Black Dark blue
1. Specific tearing force, mN/tex 378 397 367
2. Lengthening at break, % 29,5 32,0 29,6
3. Deviation of conditioned linear density from nominal one, % 0,6 0,8 0,9
4. Coefficient of variation at linear density, % 1,0 0,9 0,8
5. Crimp contraction, % 57 56 54
6. Twists number per 1 m of yarn 71 70 74
7. Winding density, g/cm 3 0,67 0,67 0,67
8. Mass share of spin finish, % 1,8 1,7 1,9
9. Actual linear density, tex 15,9 15,87 15,98
Physico-mechanical indexes to polyamide caprone (PА-6) texturised yarn elastic
of combined method of manufacture (2,2 tex; 3,3 tex). TU U 6-00204048.093-96
Index name Norm for yarn of linear dnesity
2,2 tex 3,3 tex
High. quality 1 st quality 2 nd quality High. quality 1 st quality 2 nd quality
1. Specific tearing force of yarn, mN/tex, not less 363 353 334 363 353 334
2. Yarn lengthening at break, % 30,0 37,0 30,0 40,0 30,0 40,0 30,0 37,0 30,0 40,0 30,0 40,0
3. Deviation of conditioned linear density from nominal
one, %
±2,0 ±2,5 ±3,5 ±2,0 ±2,5 ±3,5
4. Coefficient of variation at linear density of yarn, %, not more 2,5 3,0 3,5 2,0 2,5 3,5
5. Stretch ability of yarn, % 320 390 300 450 300 450 300 370 280 400 280 400
6. Crimp stability, %, not less 90 85 85 90 85 85
7. Crimp contraction, %
50 70

50 70
8. Mass share of spin finish, %, not less 0,4 0,4 0,4 0,4 0,4 0,4
9. Yarn mass on packing, g. (ИСО-I) 500 1300 500 1300 350 500 500 1300 500 1300 350 500
10. Filaments number 7 7 7 10 10 10
11. Twisting direction S и Z S и Z S и Z S и Z S и Z S и Z
Physico-mechanical indexes to polyamide caprone (PА-6) texturised yarn elastic
of combined 2,2 tex; 3,3 tex - TU U 24.7-00204048.166-2002 (производства машин RPR)
Index name Norm for yarn of linear density
2,2 tex 3,3 tex
High. quality 1 st quality 2 nd quality High. quality 1 st quality 2 nd quality
1. Yarn specific tearing force, mN/tex, not less 360 350 330 360 350 330
2. Yarn lengthening at break, % 31,0 3 31,0 4 31,0 6 31,0 3 31,0 4 31,0 6
3. Deviation of conditioned linear density from nominal one, % ±2,0 ±2,5 ±3,5 ±2,0 ±2,5 ±3,5
4. Coefficient of variation at yarn linear density, %, not more 2,5 3,0 3,5 2,0 2,5 3,5
5. Crimp contraction, % 50,0 70,0 50,0 70,0 50,0 70,0 45,0 65,0 45,0 65,0 45,0 65,0
6. Mass share of spin finish, %, not less 1,00 3,00 1,00 3,00 1,00 3,00 1,00 3,00 1,00 3,00 1,00 3,00
7. Yarn mass on packing, g 1500 4000 1000 4000 500 4000 1500 4000 1000 4000 500 4000
8. Monofilaments number 7 7 7 10 10 10
9. Twisting direction S и Z S и Z S и Z S и Z S и Z S и Z
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