Description

Polyester Fibers CAS NO 80595-68-2 represent a versatile class of synthetic polymers engineered for high strength, durability, and chemical resistance. These fibers are critical for manufacturers seeking reliable, high-performance materials for demanding applications across multiple industries. They are essential for producers in the textile, non-woven, filtration, and composite materials sectors who require consistent quality and supply chain reliability.

Application

• Textile Manufacturing: Primary raw material for woven and knitted fabrics, including apparel, home furnishings, and industrial textiles.
• Non-Woven Fabrics: Used in the production of geotextiles, medical disposables, wipes, and filtration media.
• Technical Filtration: Key component in air, liquid, and gas filter cartridges and bags due to excellent chemical and thermal stability.
• Reinforcement Composites: Reinforcement fiber in rubber (tire cord), plastics, and construction materials for enhanced tensile strength.
• Automotive Interiors: Used in carpeting, upholstery, seat belts, and trunk liners for durability and wear resistance.
• Fiberfill & Stuffing: For pillows, comforters, sleeping bags, and padded furniture due to its resilience and loft retention.
• Industrial Sewing Thread: High-tenacity fibers for heavy-duty stitching in leather goods, tarps, and sails.
• Specialty Papers: Additive for improving the wet-strength and dimensional stability of technical papers.

Basic Information

Product Name	Polyester Fibers
CAS No.	80595-68-2
Molecular Formula	(C10H8O4)n
Molecular Weight	Polymer (Varies by grade)
Synonyms	Poly(ethylene terephthalate) Fiber; PET Fiber; Polyester Staple Fiber; Polyester Filament; Dacron® Fiber; Terylene® Fiber; Poly(oxyethyleneoxyterephthaloyl) Fiber; Polyester Synthetic Fiber
EINECS	Contact for details

Quality Control

Our Polyester Fibers are manufactured under a stringent quality management system to ensure batch-to-batch consistency and performance. Key parameters such as denier, tenacity, elongation, and crimp are rigorously tested against internal and customer specifications. Certificates of Analysis (COA) detailing physical and chemical properties are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at ambient temperature (15-25°C). Keep away from strong heat sources and open flames. Protect from excessive moisture to prevent any potential degradation of fiber properties.

Specification

Item	Specification
Appearance	White, Crimped Staple Fiber
Denier (dtex)	1.2 - 20.0 (Customizable)
Fiber Length	32 mm - 150 mm (Customizable)
Tenacity (cN/dtex)	≥ 4.0
Elongation at Break (%)	15 - 50
Crimp Frequency (crimps/inch)	8 - 14
Moisture Regain (%)	≤ 0.4
Melting Point (°C)	250 - 260

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.