Description

Nylon 6/9 is a semi-crystalline polyamide copolymer known for its excellent balance of mechanical properties and chemical resistance. This engineering plastic offers superior dimensional stability and lower moisture absorption compared to Nylon 6 or Nylon 6,6, making it a valuable material for precision components. It is primarily sought by manufacturers in the automotive, electrical, and industrial sectors for demanding applications where performance under humid conditions is critical.

Application

• Automotive Components: Used in under-the-hood parts, fuel system components, and connectors due to its heat and chemical resistance.
• Electrical & Electronics: Ideal for insulating films, wire jacketing, and coil bobbins where consistent dielectric properties are required.
• Industrial Monofilaments: Employed in the production of bristles, fishing lines, and sewing threads for its toughness and flexibility.
• Precision Engineering Parts: Machined into gears, bearings, and fasteners that require low friction and wear resistance.
• Packaging Films: Used for high-barrier, flexible packaging applications, particularly where moisture resistance is key.
• Consumer Goods: Found in appliance components, tool housings, and sporting goods for its durability and finish.

Basic Information

Product Name	Nylon 6/9
CAS No.	28757-63-3
Molecular Formula	(C12H23N3O2)n
Molecular Weight	~ 20,000 - 40,000 g/mol (Typical for polymers)
Synonyms	Poly(hexamethylene azelaamide); Polyamide 69; PA 69; Nylon 69; Poly(N,N'-hexamethyleneazelaamide); Azelaic acid-hexamethylenediamine copolymer; 6/9-Nylon; Nylon 6,9
EINECS	Contact for details

Quality Control

Our Nylon 6/9 is produced under a stringent quality management system to ensure batch-to-batch consistency and performance. Key parameters such as relative viscosity, melting point, and moisture content are rigorously tested. A Certificate of Analysis (COA) detailing specific lot results is provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. This material is hygroscopic (moisture-sensitive) and must be stored in a cool, dry place at room temperature (15-25°C). Original packaging should be kept sealed until use to prevent moisture uptake, which can affect processing and final properties.

Specification

Item	Specification
Appearance	White to off-white pellets or granules
Relative Viscosity	2.2 - 3.0 (Typical)
Melting Point	190 - 215 °C
Moisture Content	< 0.1 %
Density	1.07 - 1.09 g/cm³
Tensile Strength	60 - 80 MPa

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