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/cm³	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/cm³	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, %	30,037,0	30,040,0	30,040,0	30,037,0	30,040,0	30,040,0
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, %	320390	300450	300450	300370	280400	280400
6.	Crimp stability, %, not less	90	85	85	90	85	85
7.	Crimp contraction, %		5070			5070
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)	5001300	5001300	350500	5001300	5001300	350500
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, %	31,03	31,04	31,06	31,03	31,04	31,06
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, %	50,070,0	50,070,0	50,070,0	45,065,0	45,065,0	45,065,0
6.	Mass share of spin finish, %, not less	1,003,00	1,003,00	1,003,00	1,003,00	1,003,00	1,003,00
7.	Yarn mass on packing, g	15004000	10004000	5004000	15004000	10004000	5004000
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