Applications of Evonik VESTAMID® LX9017 natural color Nylon 12 in Industrial Manufacturing

Evonik VESTAMID® LX9017 natural color Nylon 12 finds widespread use in industrial sectors that require high performance, dimensional stability, and chemical resistance. As the original manufacturer, we supply this material to selected markets where strict compliance and process compatibility are mandatory for downstream applications. The following industrial segments illustrate proven, large-scale utilization scenarios that leverage the intrinsic properties of this polyamide grade.

1. Automotive Fuel Line Systems

Automotive fluid handling components depend on the low permeability and high flexibility of Nylon 12-based compounds, especially for the manufacture of fuel lines and quick connectors. The industry continues to shift toward durable thermoplastics that withstand aggressive fuel mixtures, offering both weight reduction and safety benefits compared to traditional materials.

Industry compliance standards

• SAE J2260 (Nonmetallic Fuel System Tubing)
• DIN 73378/74324 (Polyamide Tubing for Vehicles)
• US EPA Evaporative Emissions Standard
• IATF 16949 Automotive Quality Management System

Typical usage ratio

• Used as the base polymer at 90–100% in monolayer tubing; for multilayer structures, typically forms the outer or inner layer at 30–60% of the overall tube wall, adjusted according to required barrier properties and layer thickness.

Downstream process integration

• Material is fed as neat granules or pre-compounded with functional additives directly into high-speed extrusion or co-extrusion lines, followed by vacuum or gas calibration, annealing, and high-pressure testing prior to assembly integration.

Final product types

• Automotive fuel lines (single and multilayer)
• Vapor return pipes
• Quick connector housings
• SCR urea delivery lines for diesel vehicles

2. Pneumatic Control Tubing for Industrial Automation

The mechnical strength, pressure rating, and retained flexibility of this Nylon 12 grade make it a preferred choice for pneumatic actuator tubing and air supply systems in factories, where continuous exposure to oils and elevated temperatures occurs. It supports reliable and precise operation in demanding automated environments such as packaging and robotic assembly lines.

Industry compliance standards

• ISO 8573-1 (Compressed Air Quality)
• DIN 73378 (Pressure Tubing)
• CE Marking – Machinery Directive 2006/42/EC
• RoHS Directive 2011/65/EU (for electrical/electronic equipment environments)

Typical usage ratio

• Used as pure polyamide granules, accounting for 100% of the tubing wall; any required colorants or stabilizers are added at 0.2–2% based on exposure conditions.

Downstream process integration

• Fed directly into extrusion lines for pneumatic tube manufacturing, tubes are cut to length, flared or pre-assembled with couplings, and then undergo burst and dimensional consistency testing prior to packaging.

Final product types

• Pneumatic actuator tubing
• Push-in air supply hoses
• Control line assemblies
• Preformed pneumatic tube bundles

3. Cable Sheathing for Offshore and Energy Applications

Nylon 12 delivers outstanding saltwater resistance and dielectric properties, making it an established choice for insulating and protecting electrical and fiber optic cables used in offshore wind farms, subsea environments, and energy transmission. Critical installations rely on stable long-term performance in aggressive and continuously wet conditions.

Industry compliance standards

• IEC 60092-359 (Electrical Insulating Materials for Shipboard Use)
• UL 1581 (Electrical Wires, Cables, and Flexible Cords)
• DNV-GL Type Approval (Marine Applications)
• REACH Regulation (EC) No 1907/2006 (Substance Restrictions)

Typical usage ratio

• Forms outer sheathing layer at 30–80% thickness for multi-sheath cables or 100% for single-layer sheath; composition varies with cable type and protection class.

Downstream process integration

• The compound is extruded onto finished conductor bundles or fiber units, fused under controlled temperature and line speed, followed by water bath cooling and inline capacitance and surface defect inspection.

Final product types

• Subsea power cable sheathing
• Fiber optic cable outer jackets
• Offshore instrumentation cable insulation
• Floating energy platform power feeds

4. Powder Coating for Hydraulic and Industrial Metal Components

The powder form of this Nylon 12 grade serves as a protective coating for hydraulic pistons, pump housings, and other metal assemblies where chemical resistance and impact absorption are critical. Widely adopted for both functional and corrosion protection coatings on equipment in chemical plants, agriculture, and general industry.

Industry compliance standards

• ISO 12944 (Corrosion Protection of Steel Structures)
• DIN EN 13438 (Coatings on Metallic Industrial Equipment)
• ASTM D4060 (Abrasion Resistance of Organic Coatings)
• ISO 9001:2015 Certified Powder Coating Facilities

Typical usage ratio

• Applied at 100% as a single powder layer onto metal substrates; final coating thickness typically ranges 150–500 μm, according to protection requirements and part geometry.

Downstream process integration

• Powder is electrostatically sprayed onto pre-treated metal parts, then fusion-bonded in a curing oven at 180–220°C; post-curing quality checks include adhesion, thickness, and pinhole testing.

Final product types

• Pneumatic cylinder rods
• Hydraulic piston head coatings
• Exposed chemical process fittings
• Anti-corrosion pipeline clamps

5. 3D Printing Filament for Additive Manufacturing

Industrial users select Nylon 12 for fused filament fabrication (FFF) and selective laser sintering (SLS) due to the polymer’s low water absorption, toughness, and consistency. The grade enables the production of precision prototypes, jigs, and end-use small series parts, particularly in engineering fields demanding stable and repeatable mechanical behavior.

Industry compliance standards

• ASTM F3091 (Additive Manufacturing – Polymeric Materials)
• ISO 17296-2 (Additive manufacturing — Overview)
• UL 94 HB – Flammability (when specified by end user)
• ISO 9001 Quality Assurance in filament production

Typical usage ratio

• Filament or powder is used at 100% concentration for parts printing; color pigments or fillers may be incorporated at 0.5–5% according to part requirements (mechanical reinforcement, UV resistance, etc.).

Downstream process integration

• Base material is melt-extruded into filament (1.75/2.85 mm diameters) or granulated and processed to powder for SLS. Printed parts undergo post-processing such as annealing, vapor smoothing, or precision machining as per user specifications.

Final product types

• Lightweight prototyping models
• Functional brackets and fixtures
• Customized machine housings
• Low-volume end-use components