Artificial Fiber (regenerated Fiber) Testing
Regenerated cellulose fibers and regenerated protein fibers made from natural polymers, such as viscose fibers, modal fibers, lyocell (Tencel) fibers, cuprammonium fibers, acetate fibers (diacetate, triacetate), regenerated bamboo fibers, regenerated hemp fibers, regenerated silk protein fibers, etc.
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Product Introduction
Detection range
(1) Product Range
Regenerated cellulose fibers and regenerated protein fibers made from natural polymers, such as viscose fibers, modal fibers, lyocell (Tencel) fibers, cuprammonium fibers, acetate fibers (diacetate, triacetate), regenerated bamboo fibers, regenerated hemp fibers, regenerated silk protein fibers, etc.
(2) Product Form
Short fibers, long fibers, yarns, greige fabrics, dyed/printed fabrics, clothing and home textile products.
(3) Applicable fields
Clothing, home textiles, knitting, underwear, decorative fabrics, functional textiles.
Testing items
(1) Appearance and physical and chemical properties
Appearance, color, defects, line density, line density deviation, length, fineness, moisture regain, moisture content, oil content, residual sulfur content (adhesive specific), ash content, pH value.
(2) Mechanical properties
Fracture strength, wet dry strength ratio, elongation at break, initial modulus, tensile strength at constant elongation, knot strength, hook strength, wear resistance, and bending resistance.
(3) Thermodynamics and Dimensional Stability Performance
Dry heat shrinkage rate, boiling water shrinkage rate, wet heat dimensional stability, heat resistance, thermal stability, ironing fastness.
(4) Fiber structure and cross-sectional properties
Sectional shape, uniformity, crystallinity, orientation, skin core structure, and irregularity (if any).
(5) Color fastness and appearance performance
Color fastness to washing, color fastness to sweat stains, color fastness to friction, color fastness to light, color fastness to dry cleaning, anti pilling, drape, gloss.
(6) Comfort and functional performance
Moisture absorption and breathability, moisture conductivity, moisture permeability, fluffiness, elastic recovery rate, anti-static properties, and antibacterial properties.
(7) Environmental Protection and Safety Performance
Free formaldehyde, decomposable carcinogenic aromatic amine dyes, heavy metals, odors, insecticides, residual solvents, textile safety levels.
Testing standards
GB/T 4146.1 Textiles - Chemical Fibers - Part 1: Generic Names
GB/T 13758 Adhesive Short Fiber
GB/T 29861 Lyocell Short Fiber
GB/T 38137 Modal Short Fiber
GB/T 14437 Acetate Fiber
GB/T 14335 Test Method for Linear Density of Chemical Fiber Short Fibers
GB/T 14336 Chemical Fiber Short Fiber Length Test Method
GB/T 14337 Test Method for Tensile Properties of Chemical Fiber Short Fibers
GB/T 6503 Test Method for Moisture regain of Chemical Fibers
GB/T 6504 Test Method for Oil Content of Chemical Fibers
GB/T 6505 Test Method for Thermal Shrinkage of Chemical Fiber Filaments
GB/T 2910 Quantitative Chemical Analysis of Textiles
GB/T 2911 Quantitative Analysis of Three Component Fiber Mixtures in Textiles
GB 18401 Technical Specification for Textile Safety
was established in 2011. As a national high-tech enterprise recognized by the Zhejiang Provincial Higher People's Court as a judicial authentication institution for construction engineering quality, we specialize in structural performance testing and safety assessment of construction projects, special equipment, communication towers, electromagnetic environments, large bridges, and building safety appraisal.
The company has more than 100 professional and technical personnel, over 90% of whom hold various medium and senior technical certificates. Equipped with complete testing equipment worth over RMB 10 million, our business scope covers the whole country.
