Technology | Technical specifications, performance characteristics and uses of specialty fibers

Yarn products made of special fibers have high added value, unobstructed sales volume, and become special yarns for individuality and trend. In recent years, more and more domestic companies have joined special yarns and fabrics. The production force has become a new trend in global consumption in the past two years. It not only reflects the progress in the level of textile technology, but also reflects the characteristics that the market has begun to gradually have more demands for diversified products.

The following are some of the special fibers and their technical specifications, performance characteristics, and uses commonly found in the market compiled by Xiaobian, for your reference.

1, composite elastic fiber
ST400 is an elastic fiber made by using two different ester polymers (PTT+PET) in proportion to composite spin packs and composite spinning processing technology. With potential crimping and low modulus, it has high flexibility and resiliency.


Features: Comfortable elasticity, excellent weaving processability, excellent resilience.
Uses: elastic outerwear, casual wear, sportswear, women's socks (long, short, pantyhose), elastic denim series.
Specifications: 50D/24F, 75D/36F, 100D/48F, 150D/68F, 300D/96F.

2, polyester / Kam Mi-shaped composite microfiber
Polymicrofibers processed from PET chips or cationic modified (CD) and polyamide (PA6) parts in a 7:3 ratio using a rice spinneret and composite spinning technology, post-processing segmentation Made into (8+1) single fiber, has a good hair setting effect and good hygroscopicity.


Features: Good hair setting effect, good hygroscopicity, easy care, machine washable.
Uses: cleaning supplies, jeanette, wick strips, home textile products.
Specifications: 80D/36F, 160D/72F, 320D/144F.

3, flat multilayer microfiber
The fiber is composed of polyester (PET) and polyamide (PA6) arranged in parallel at intervals of 55:45. After processing, the cross section of the fiber is divided into 11 flat-shaped microfibers, and the polyamide content is smaller than that of ordinary composite microfibers. The fiber is high and has a soft high-grade feel.


Features: high flash, high-grade soft feel, feel cool.
Uses: outerwear, casual wear, skirts, pants, semiconductor wipes, home textiles.
Specifications: DTY 80D/36F, 120D/36F.

4, PTT memory fiber
Polytetramethylene terephthalate polymer (PTT) spun has many excellent properties. Such as elasticity, resilience, low temperature dyeing, etc., can be applied to memory fabrics.


Features: soft touch, permanent memory, good elasticity, bright color, anti-chlorine, anti-ultraviolet.
Uses: casual wear, underwear, sportswear.
Specifications: 75D, 100D, 150D, 300D white or other colors.

5, high elastic nylon fiber
PTY is using two different polymers, the core layer is a new type of polyester (PTT) section, the skin layer is a polyamide (PA6) section, and the percutaneous core composite spinning is processed into a new synthetic fiber material, with the softness and PTT of nylon. The high elasticity of the fiber.


Features: Soft and delicate feel, excellent elasticity, excellent weaving processability.
Uses: suits, casual wear, underwear, sportswear, advanced knitwear.
Specifications: 70D/24F, 100D/36F.

6, high simulation wool curly wire
With different super-light polymer, the new composite fiber material processed by special compound spinning has elegant luster, can achieve unique curling effect after wet heat processing, and is especially suitable for weaving soft-feel artificial fur And elegant gloss high-end toys home textiles fabrics.

Features: Permanent high curl style, soft software feel and good fluffy, unique and elegant flash effect.
Uses: artificial fur, toys, home textiles.
Specifications: 100D/36F, 150D/72F.

7, high wear resistance nylon fiber
Two different polymers are used. The core is a polyester chip (PET), the skin is a polyamide chip (PA6), and the percutaneous core is composite spun into a new synthetic fiber material with a nylon soft elasticity and a polyester abrasion resistance. Sex.


Characteristics: excellent flexibility, high abrasion resistance, excellent weaving processability
Uses: suits, casual wear, sportswear, nylon substitutes
Specifications: 70D/24F, 100D/36F

8, polyester island type microfiber
The ultra-fine fibers made using the patented island spin pack and composite spinning technology, after alkali reduction treatment, the sea components dissolved out, forming 37 single fibers, microfibers with a fineness of 0.05 De. According to the requirements of the style of the fabric and the high shrinkage fiber composite, it can better reflect the appearance and feel of the mink.


Features: Excellent micro-feel, suede suede effect, comfortable wearing, super absorbent.
Uses: outerwear, windbreaker, casual jackets, skirts, pants, home textiles, toys.
Specifications: 75D/24F, 105D/36F, 215D/72F, 260D/72F.

9, air deformation yarn
The air-laid yarn uses a special processing technology to produce a natural touch and soft touch with natural linen, while at the same time it overcomes the wrinkle-free nature of natural flax, which can be washed and easy to care for.


Features: Natural appearance, irregular surface tops, grain, slub effect, good color.
Uses: Suitable for decorative fabrics (curtain fabric, yarn release, pillows, cushions, scarves, scarf, etc.), fashion fabrics.
Style: Various styles can be customized by customers. The products can be polyester bright light BR, semi-extinction light SD, full extinction FD, cationic CD, polyamide PA6, memory fiber PTT, color silk, flame retardant, etc. Festival, semi-extinction section, full extinction section, cation section, compound double section and so on.

10, moisture wicking (antibacterial) fiber
With the new flat “10” shaped cross-section, nano-scale antibacterial materials are added to enable the fiber to have the dual functions of moisture absorption, quick drying and antibacterial.


Features: Fast drying and good water absorption, antibacterial and health care.
Uses: underwear, sportswear, outdoor equipment and so on.
Specifications: 75D-300D.

11, environmentally friendly flame retardant fiber


Environmentally-friendly flame-retardant fibers are phosphorus-based environmentally-friendly flame retardants that are added during the polymerization of polyesters. Co-polycondensation produces phosphorus-containing flame-retardant copolyesters. Because flame-retardant components are evenly attached to macromolecular chains, they are given Permanent flame retardant fabrics.

Characteristics: Prevents the spread of fire, the flame retardant effect does not decrease with the year of use or the number of times, and the fabric remains as it was after washing.
Uses: interior decoration with cloth, bedding, clothing and so on.
Specifications: Original coloring or white 75D-300D air slub 160D-320D.

12, twisted elastic fiber SSY


The use of two different thermal shrinkage multi-polyesters, the use of composite spinning technology made of side-by-side elastic fibers, with curling and high elasticity.

Features: Excellent elasticity and high T/M, drape, good resilience
Uses: dresses and dresses, jackets, pants, etc.
Specifications: 75D/24F, 100D/24F, 150D/36F

13. Color elastic yarn


Fancy wool-like appearance, the use of this raw material can change the appearance of the fabric, with good flexibility. It is made by mixing two or three kinds of raw materials (white DTY, modified polyester yarn, black silk).


Characteristics: Similar to the mixed yarn, double-color or tri-color effect of the imitated wool yarn weave.
Uses: casual wear and pants, carpets, decorative cloth.
Specifications: 150D-1000D.

14. Slub silk
It consists of two or more strands of semi-extinction, bright polyester, colored cations, and any other kind of raw materials.

Characteristics: It can be expressed more clearly after bamboo or cationic bamboo dyeing with different lengths, intervals, thicknesses, etc.
Specifications: 100D-500D

15. Flower lace
Semi-extinction, light, cationic single or multiple strand composite.

Characteristics: After dyeing, it appears as deep white section with different thickness.
Specifications: 100D-500D.

16, Lelice
It is made of semi-extinction, bright light, cationic single-strand, multi-strand or semi-extinction, big light and cation composite.

Characteristics: After dyeing, there are white knots, deep knots, and white knots that are different in length and depth.

17, Cai Lisi
It is compounded by cationic polyester (40%-60%) with semi-matte polyester or high-gloss polyester (60%-40%).


Features: with shade, background color, white section, mainly white section

18, cationic low elastic (network) DTY

Ingredients: cations.
Features: Dyeing and coloring, better adsorption of cationic dyes.
Specifications: 75D/36F-300D/96F.

19, colorful silk
The use of bright polyester or modified polyester to create a new generation of bright filaments through the effective combination of composite color spinning and shaped sections

Specifications: 50D-150D.
Uses: Suitable for home textiles, decoration, fashion fabrics.

20, composite wire
DTY+POY, FDY+POY Cation + POY Dyeing Two-tone effect mesh is good.

21, Doris
Uses two kinds of raw materials to compound, after over-feed compounding, produces irregular white-striped style special yarns. The length and depth of the knots can be designed according to the fabric.

Specifications: 100D-400D.
Uses: Suitable for home textiles, decoration, fashion fabrics.

22, colorful silk
Bright polyester or modified polyester composite spinning, with different light refraction.

Specifications: 50D-150D.


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