GRS-Certified Recycled Polyester Staple Fiber: Flame Retardant & Antibacterial Options Available

1. Core Product Parameters & Technical Specifications

Basic Specifications

• Raw Material Type: Virgin Polyester (PET) / Recycled Polyester (rPET)

• Fineness (Denier) Range: 0.8D - 15D (Standard), special specifications customizable up to 30D

• Cut Length: 32mm / 38mm / 51mm / 64mm / 76mm / 102mm (Any length customizable)

• Luster Type: Full-dull / Semi-dull / Bright / Super-bright

• Cross-sectional Shape: Round / Hollow / Trilobal / Cross-shaped, etc.

• Color Options: Natural White / Whitened / Dope-dyed (Color card available)

Physical Property Parameters

• Tenacity: 3.5 - 6.5 cN/dtex

• Elongation at Break: 15% - 45% (Adjustable)

• Crimps: 8 - 15 per inch (Customizable)

• Crimp Level: 8% - 15%

• Oil Content: 0.15% - 0.25% (Adjustable based on spinning process)

• Moisture Regain: ≤ 0.4% (Standard atmospheric conditions)

• Melting Point: 258 - 263℃

• Dry Heat Shrinkage at 180°C: 0.5% - 2.5% (Adjustable based on application needs)

Functional Series Product Parameters

• • Low-melt Fiber: Melting point 110-160℃, for thermal bonding applications

  • Flame Retardant (FR) Fiber: LOI > 28, compliant with BS5852, EN1021 standards

  • Antibacterial Fiber: Silver/Zinc ion technology, antibacterial rate >99%

  • UV-Resistant Fiber: UPF > 50+, excellent ultraviolet protection grade

  • Hydrophilic Fiber: Water absorption >8%, quick moisture-wicking

  • High Tenacity, Low Elongation Fiber: Tenacity >6.0 cN/dtex, elongation <25%

  • Cationic Dyeable Fiber: Atmospheric dyeing, complete color spectrum

2.Spinning Applications

• Cotton-type Fiber: 1.2D-1.5D×38mm, for ring spinning / rotor spinning

• Mid-length Fiber: 2.0D-3.0D×51mm-64mm, for woolen spinning systems

• Wool-type Fiber: 3.0D-6.0D×76mm-102mm, for worsted spinning

• Filling Fiber: 6D-15D×64mm-102mm, 3D crimp

Nonwoven Applications

• Spunlace Nonwovens: 1.2D-2.5D×38mm-51mm, for medical/hygiene materials

• Thermal Bond/Air-through Nonwovens: Composite with low-melt fiber, for topsheet of sanitary napkins/diapers

• Needle-punched Nonwovens: 6D-15D, for geotextiles/filtration media/carpet backing

• Stitch-bonded Nonwovens: 3D-8D, for furniture upholstery/automotive interiors

Filling Materials

• Home Textile Filling: Silicone-treated, 7D-15D hollow conjugated, for pillows/quilts

• Toy Stuffing: Super-soft treatment, compliant with EN71 safety standard

• Apparel Padding: Micro-denier hollow fiber, for thermal insulation materials

3. Sustainable Product Series

Recycled Polyester Staple Fiber (rPSF)

• Raw Material Source: 100% Post-consumer PET bottle flakes / Post-industrial waste

• Certification System: GRS (Global Recycled Standard) certified

• Traceability System: Full traceability from recycling to finished product

• Environmental Advantage: Reduces carbon footprint by over 45%

Bio-based Polyester

• Raw Material Source: 30% plant-based (non-food crops)

• Certification: Bio-based content certification available

4. Quality Assurance System

Production Standards

• Uniformity Control: CV value <3% (for denier, length)

• Cleanliness: Defect content <2mg/100g

• Packaging Standard: 500kg/bale, ±0.5% weight tolerance

• Traceability: Production data recorded for each batch

Testing Capabilities

• USTER TESTER 6: Evenness testing

• Laser Fineness Analyzer: Single fiber fineness distribution analysis

• Thermal Shrinkage Tester: Multi-zone shrinkage performance

• FTIR Spectrometer: Raw material composition verification

FAQ

1. Why choose Polyester FDY Yarn?

-Good elasticity and grade A quality

- Full dull finish eliminates unwanted shine for authentic fur appearance

-Better anti static electricity

2. What's your payment term?

30% T/T as deposit 70% T/T before shipment or LC at sight, others are negotiable.

3. Can we get samples?

Free samples always could be sent to you for your evaluation.

4. What's your MOQ?

8 Ton