Description
F/R polyester staple fiber is made of phosphorus F/R polyester
chips through imported production lines and the key specification
is 1.4d×*8mm F/R polyester staple fiber (high intensity and low
drawing). Features are stable quality and easy for weaving.
Quality standard parameters shown in following table:
Name A+ Level A Level
Breaking strength cN/dtex ? 5.*5 5.*0
Breaking extension % *8±4.0 *8±5.0
Linear density variation %
3.0 4.0
Length variation % 3.0 6.0
Tenacity at *0% fixed length ? 2.*5 2.2
Long fiber content % ?
0.5 1.0
Over-length fiber mg/**0g 2.0 6.0
Defects mg/**0g ? 2.0 8.0
Curled Fiber /*5mm *2~*5 *2~*5
Curling Degree % *2~*5 *2~*5
Specific resistance .cm ?
Oil content % ? 0.2 0.3
Note:
1. F/R polyester staple fibers are tested according to
GB/T*******3.
2. P content of the F/R polyester staple fibers can be adjusted by
customer's requirements.
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F/R polyester yarn adopts our F/R polyester staple fiber (high
intensity and low drawing) as the material and involves spinning
and double-twisting. Products available include 6S~ *5S single and
double yarn. Features are stable quality and even textile strands
(Uster standard) and high intensity.
Quality standard parameters shown in following table:
Name A+ Level A Level Note
Evenness of strands CV (%) ?
*3~*6 *3~*7
Breaking strength of single yarn ?
*9~*6 *8~*5
Breaking strength of a single yarn CV %
? *0.0 *2.0
Twist evenness CV (%) ? 6.0 8.0
Weight evenness CV (%)
? 2.0 2.5
Note:
1. F/R polyester thread is tested according to FZ*******2.
2.>P content of the F/R polyester yarn can be adjusted by
customer's requirements