162 100% Spun Polyester Yarn Color Sewing Thread
We structured the brand new yarn factory in 2014′s year-end, polyester yarn (“s” twist, used for sewing thread) is our main products, the specifications of 20s 30s 40s 50s 60s is on sale, 20s/2 20s/3 30s/2 30s/3 40s/2 40s/3 50s/2 50s/3 60s/2 60s/3 is the same available, all of our polyester yarn made of1.33D*38mm staple fiber .So our manufactory annual supply the raw white 100% polyester yarn and thread.
TABLE 1 The Technical Standard of Polyester Sewing Yarn/ Thread
Tex |
Yarn Count |
The average strength of single yarn (CN/50cm)≥ |
Strength CV of single yarn (CV%) ≤ |
Twist Condition T/10cm |
Twist Direction |
29.5x2 |
20/2 |
2100 |
10.0 |
49~62 |
S/Z |
29.5x3 |
20/3 |
3200 |
8.5 |
40~51 |
|
29.5x4 |
20/4 |
4200 |
8.0 |
32~41 |
|
19.7x2 |
30/2 |
1300 |
11.0 |
61~76 |
|
19.7x3 |
30/3 |
2100 |
10.0 |
49~62 |
|
14.8x2 |
40/2 |
1000 |
11.0 |
74~92 |
|
14.8x3 |
40/3 |
1400 |
10.0 |
60~75 |
|
11.8x2 |
50/2 |
700 |
13.0 |
82~103 |
|
11.8x3 |
50/3 |
1050 |
11.0 |
67~84 |
|
9.8x2 |
60/2 |
650 |
13.0 |
90~113 |
|
9.8x3 |
60/3 |
1000 |
11.0 |
74~92 |
|
9.1x3 |
65/3 |
900 |
11.0 |
77~96 |
|
8.4x2 |
70/2 |
450 |
13.5 |
98~122 |
|
8.4x3 |
70/3 |
750 |
11.5 |
80~100 |
|
7.4x2 |
80/2 |
400 |
14.0 |
104~130 |
|
7.4x3 |
80/3 |
670 |
12.0 |
85~106 |
TABLE 2 Standard of Linear Density (count)
Bleached or Dyed |
Without Bleached or Without Dyed |
≤+13% |
±5% |
TABLE 3 Standard of Color Fastness
Fastness to Washing |
Fastness to Crocking |
||
Fastness Grade |
Grade of Dyed Fabric |
Fastness to Dry Crocking |
Fastness to Wet Crocking |
4 |
4 |
4 |
4 |
TABLE 4 Length (weight) Tolerance
Length (m) |
Tolerance (%) |
≤200 |
±3.0 |
201~1000 |
±2.5 |
1001~5000 |
±2.0 |
≥5001 |
±1.5 |
TABLE 5 Knot
Length (m) |
Knot ≤ |
≤200 |
1 |
201~1000 |
2 |
1001~5000 |
4 |
≥5001 |
Only one more knot every 1000m is allowed. |
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