Applications of Arkema Rilsamid® AECV BLACK P40 T8L PA12 in Industrial Manufacturing

Arkema manufactures Rilsamid® AECV BLACK P40 T8L PA12 to support advanced engineering requirements in demanding industrial sectors. We supply this specialty polyamide to customers with stringent process, specification, and compliance needs. Below we detail verified downstream applications where our PA12-based compound directly supports manufacturing operations.

1. Automotive Fuel and Fluid Handling Systems

Automotive OEMs and Tier 1 suppliers use this PA12 compound for multi-layer fuel lines, quick connector housings, and vapor control tubes. Its chemical resistance and mechanical integrity ensure long-term performance against automotive fluids, including gasoline with ethanol blends and diesel fuels. The high carbon black content provides UV stability for under-hood and exterior routing. This grade processes efficiently in extrusion for multilayer tubes and in injection molding for connectors, enabling tight tolerances and reliable leaks prevention.

Industry compliance standards

• SAE J2260 (Nonmetallic Fuel System Tubing)
• US EPA Fuel Permeation Standards (40 CFR 86.1811-04)
• EU Regulation 661/2009 (Vehicle General Safety)
• OEM Tier 1 PPAP & IMDS registration

Typical usage ratio

• 85-100% as core or sheath layer in co-extruded multi-layer tubes
• 100% in injection-molded connector applications
• Formulation ratios may shift based on required permeation barrier and physical properties

Downstream process integration

• Melt compounding and pellet drying prior to extrusion
• Monolayer or coextrusion with adhesive tie layers and EVOH
• Injection molding for high-precision connectors, fittings, flanges
• Inline leak, burst, and dimensional quality testing

Final product types

• Automotive fuel lines (mono/multi-layer)
• SCR (Selective Catalytic Reduction) urea lines
• Quick connectors, clips, and brackets
• Vapor return and vent lines

2. Industrial Pneumatic and Hydraulic Tubing

The chemical and pressure resistance of this grade supports pneumatic and hydraulic tubing production for manufacturing automation, robotics, chemical handling, and process control. The black pigmentation resists UV-induced degradation, making tubing suitable for open plant installations and outdoor machinery. Process engineers rely on this PA12’s flexibility, low moisture uptake, and weld line strength in continuous extrusion operations and tube forming.

Industry compliance standards

• DIN 73378 / DIN 74324 (Plastic tubing for vehicle applications)
• ISO 7628 (Thermoplastic tubing and hoses for automotive air braking systems)
• REACH SVHC compliance for industrial use
• RoHS Directive (2011/65/EU)

Typical usage ratio

• 100% monolayer in pneumatic/hydraulic tubing
• Co-extrusion possible for specific barrier or color-coded layers: 70-95% PA12 with 5-30% other functional layers
• Variations depend on pressure rating, flexibility, and installation environment

Downstream process integration

• Continuous extrusion and sizing with laser-based dimension control
• Inline marking, annealing, and coil-forming for handling and transport
• High-pressure testing and hydrostatic burst testing
• Precision cutting and assembly into kits or OEM systems

Final product types

• Pneumatic actuator tubing
• Hydraulic pilot lines for mining and agricultural equipment
• Process control chemical feed lines
• OEM pre-formed tubing kits for automation and industrial machinery

3. Electrical and Electronics Cable Sheathing

Wire and cable manufacturers use this PA12 type for insulating and sheathing cables with demanding flexibility and abrasion requirements, including industrial robot cables, offshore data cables, and sensor wiring. The composition ensures hydrolysis resistance and long-term electrical insulation, even in humid or chemically aggressive environments. Its black color offers UV shielding for outdoor and exposed applications.

Industry compliance standards

• UL 758 (Appliance Wiring Material Standard)
• IEC 60811 (Electrical/physical tests for cable materials)
• RoHS & REACH compliance for electronic components
• EN 50525-2-21 (Polyamide insulated sheathed cables)

Typical usage ratio

• 90-100% as primary insulation in high-flex specialty cables
• 80-100% for jacketing on multi-conductor cables
• Blending possible: 10-20% additive for flame retardancy as needed

Downstream process integration

• Compounding and pellet drying for low moisture extrusion
• Single or multi-layer extrusion onto pre-assembled wire bundles
• Continuous quality checks—thickness, concentricity, surface finish
• Reel-to-reel winding and continuous length tracking

Final product types

• Power and signal cables for automation
• Servo and data cables for robotics
• Offshore and marine electrical cables
• Sensor leads and instrumentation wiring

4. Powder Coating for Metal Protection

Industrial finishing plants rely on Arkema’s PA12 for powder coatings protecting metal structures, pipework, tools, and machinery. PA12 powder fuses at lower temperatures than many alternatives, minimizing substrate distortion. The coating delivers high impact resilience, wear resistance, and constant chemical barrier performance over time. It allows corrosion-resistant finishes in water treatment, food plant, and offshore installations.

Industry compliance standards

• ISO 12944-6 (Corrosion protection of steel structures)
• AWWA C222 (Polyamide coatings for pipes and fittings)
• FDA 21 CFR 175.300 (resinous and polymeric coatings-contact with food)
• GMP compliance for food and potable water applications

Typical usage ratio

• 100% as powder coating application; no blending for standard anti-corrosion use
• Coating thickness ranges from 200 to 700 microns depending on exposure level and specification
• Multiple passes or layered coating possible for heavy-duty protection

Downstream process integration

• Electrostatic or fluidized bed powder application onto pre-treated metals
• Oven curing—fusion temperatures between 180°C and 210°C
• Thickness, adhesion, and impact resistance quality inspections
• Post-coating machining or assembly as needed

Final product types

• Metal tubing and pipework for water and food systems
• Architectural metalwork exposed to harsh environments
• Subsea and offshore platform steelwork
• Heavy-duty warehousing and material handling tools

5. Additive Manufacturing (3D Printing of End-Use Parts)

Production teams in industrial prototyping and short-series manufacturing apply this PA12 for selective laser sintering (SLS) and multi-jet fusion additive processes. The material’s flow characteristics and fine-particulate dispersion support dense, isotropic prints with minimal warping. Black pigmentation ensures light shielding and component traceability, while mechanical toughness enables direct use or final finishing for demanding industrial parts, fixtures, housings, and jigs.

Industry compliance standards

• ASTM F3091/F3091M (Standard for Powder Bed Fusion PA12)
• ISO/ASTM 52900 (Additive manufacturing – General principles)
• REACH and RoHS certification for industrial AM feedstock
• OEM QA documentation—part serialization and batch traceability

Typical usage ratio

• 100% as process feedstock in SLS and MJF machines
• May use up to 50% recycled PA12 powder for cost optimization, per end-use mechanical targets
• Thermal refresh or post-process blending possible for recycle loop closure

Downstream process integration

• Powder sieving and thermal conditioning before printing
• Layer-wise spreading and laser or inkjet sintering (SLS/MJF)
• Post-build depowdering and media finish for surface improvements
• Dimensional inspection and mechanical validation before shipment

Final product types

• Production jigs and fixtures
• End-use housings and functional prototypes
• Spare parts for equipment maintenance
• Custom components for automation and instrumentation