Applications of EMS-Grivory Grilamid® L 20 W 20 grey 9280 Nylon 12, Conditioned in Industrial Manufacturing

Grilamid® L 20 W 20 grey 9280 Nylon 12, supplied in conditioned form, supports modern industrial processing with a balance of low moisture absorption, chemical resistance, and mechanical stability. As the original producer, we supply OEMs and system integrators in fields demanding consistent compound performance and recognized compliance for end-user safety and durability.

1. Automotive Fuel and Air Line Components

This grade sees extensive use in precision-extruded automotive tubing and blow molded connectors for fuel systems and pressurized air lines. Tier 1 suppliers select this polymer to withstand aggressive fuels, biofuels, and under-hood thermal cycling while maintaining flexibility and burst strength over long validation periods. Formulation development focuses on resistance to permeation, compatibility with assembly solvents and coolants, and laser marking for traceability throughout the supply chain.

Industry compliance standards

• SAE J2260 (Nonmetallic Fuel System Tubing)
• DIN 73378/74324 (Automotive Polyamide Tubing)
• ISO 7628 (Road Vehicle—Pipes for Air, Fuel, and Oils)
• OEM-specific chemical compatibility and emission standards (e.g., VW TL 52678, GM North America GMW3026)

Typical usage ratio

• 100% as supplied for mono-material extrusions
• Adjusted with up to 30% plasticizer or impact modifier for cold climate flexibility
• Color masterbatch additions 2-4% for identification

Downstream process integration

• Resin loading directly into single-screw extrusion for continuous tubing
• Use in blow molding of complex connectors and reservoirs
• Secondary laser marking for part traceability and quality assurance

Final product types

• Multi-layer low-permeation fuel lines
• Turbo pressure hoses and quick connectors
• SCR urea delivery tubes (Euro 6 emission control systems)
• Fuel vapor recovery and venting assemblies

2. Industrial Pneumatic and Hydraulic Tubing

Manufacturers of pneumatic and hydraulic distribution systems use this material in flexible tubing and hose systems where dimensional stability under varying pressures and exposure to hydraulic oils is essential. Its inherent resistance to rapid pressure cycling and minimal creep deformation supports long-term reliability in factory automation and construction equipment. Color-coding with masterbatch and co-extrusion with other polymers enables process control and error prevention during complex installations.

Industry compliance standards

• EN 855 and ISO 3949 (Hydraulic Hose Specifications)
• ISO 4413 (Hydraulic Fluid Power—General Rules and Safety)
• RoHS and REACH restricted substance compliance for equipment within the EU
• ISD/EN 983 (Safety of pneumatic fluid power systems and components)

Typical usage ratio

• 100% nylon 12 base resin for general purpose pneumatic lines
• 15-25% UV stabilizer masterbatch for outdoor or exposed applications
• Co-extrusion with PA11/PA6 in multilayer tubing (outer layers 10-30%)

Downstream process integration

• Extrusion into metric and imperial diameter tubes and hoses
• Thermoforming and bending for custom routing in equipment modules
• Integration with quick-coupling and push-fit end fittings

Final product types

• Pneumatic control lines for automation and robotics
• Hydraulic low-pressure return lines
• Protective sheathing for cable and hose assemblies
• Sensor and actuator linkage tubing in industrial equipment

3. Precision Cable Jacketing for Fiber Optic and Data Transmission

This nylon 12 compound serves as a sheathing and secondary jacketing material for specialty fiber optic and control cables in demanding environments. Cable manufacturers value the resin for its consistent melt viscosity, low smoke emission, and ability to protect fiber cores from chemicals, microbending, and mechanical abrasion. The grade supports both high-speed extrusion and overmolding of cable assemblies, especially where in-situ flexibility at low temperatures is a requirement.

Industry compliance standards

• UL 1581, VW-1 Flame Test (Wiring Materials)
• IEC 60794-1-2 (Optical Fiber Cable Performance Requirements)
• CE and CPR (Construction Products Regulation, Europe for low smoke/zero halogen)
• RoHS/REACH compliance for hazardous substances

Typical usage ratio

• Usually used as 100% jacketing layer for fiber optic or data cables
• UV-resistance masterbatch at 2–6% for outdoor cables
• Blended with anti-static additives at <2% for industrial networking

Downstream process integration

• Used in high-speed extrusion lines for core jacketing
• Applied as an overjacketing material in multi-layer cable designs
• Laser marking for batch identification and installation routing

Final product types

• Control cables for automated machinery
• Armored fiber optic communication cables
• Telecommunication wiring for harsh environments
• Sensor system cabling

4. Medical Device Tubing and Catheter Sheaths (Non-Implant Use)

Particularly suitable for manufacturing medical device tubing, catheter sheaths, and non-implantable fluid delivery products, the conditioned nylon 12 grade ensures precise dimensional tolerances after extrusion and sterilization. Its low water absorption and biocompatibility support batch validation for pharmaceutical and laboratory device OEMs. The medical industry adopts such compounds for single-use and reusable applications where repeated autoclave cycles, chemical sterilants, and low extractables are critical criteria.

Industry compliance standards

• USP Class VI (Biocompatibility)
• ISO 10993-5/-10 (Cytotoxicity and Sensitization)
• FDA 21 CFR 177.1500 (Polymers for Food Contact, Medical Devices)
• ISO 11135 (Ethylene Oxide Sterilization Validated)

Typical usage ratio

• Pure resin use for precision extrusion applications
• 10-20% radiopaque additive blend for catheters under fluoroscopic guidance
• TiO₂ masterbatch up to 4% for opacity and clean color

Downstream process integration

• Co-extruded multi-lumen medical tubing
• Insert molding for assembly with connectors and hubs
• Final gamma, ETO, or steam sterilization

Final product types

• Disposable medical sampling lines
• Catheter external sheaths (non-implantable)
• Flexible endoscope working channels
• Pharmaceutical transfer tubing

5. Powder Coating for Metal Protective Applications

This nylon 12 grade supports surface protection through electrostatic powder coating of industrial metal parts with excellent adhesion, impact, and chemical resistance. The powderized form is applied to components requiring resistance to abrasion and aggressive solvents, especially for marine, off-road, or process plant environments. The resin offers consistent melt flow and coverage, ensuring defect-free coated surfaces after oven curing cycles tailored to thick or thin substrate geometries.

Industry compliance standards

• ISO 12944-6 (Protective Paint Systems)
• ASTM D4060 (Taber Abrasion Resistance for Organic Coatings)
• DIN EN 13438 (Coating of Aluminum and Steel Parts for Architecture and Industry)
• ISO 9227 (Salt Spray Corrosion Resistance)

Typical usage ratio

• 100% nylon 12 powder for single-layer applications
• Primer or topcoat use in duplex systems (outer 60-80%)
• Additive modification below 5% for slip or lubricity needs

Downstream process integration

• Electrostatic spraying onto grounded metal substrates
• Hot flocking for pipe and fitting internal linings
• Oven curing (180–220°C) for film formation and crosslinking

Final product types

• Protective handrails and barriers for public infrastructure
• Valve, pump, and pipe external surface coatings
• Fastener and small part corrosion protection systems
• Architectural façade brackets

6. Additive Manufacturing Filament for Functional Prototypes

This conditioned material serves as a core feedstock for producing high-performance 3D printing (FDM/FFF) filaments in the industrial prototyping sector. Operators value stable layer adhesion, dimensional accuracy post-print, and low warping under thermal cycling. The use-case focuses on printing functional jigs, fixtures, and validation parts subjected to fuels, lubricants, and moderate mechanical loads before scaled full-mold production.

Industry compliance standards

• ASTM D638/D790 (Tensile and Flexural Testing of Plastics)
• ISO 9001:2015 (Quality Control for Custom Production)
• Relevant OEM prototyping or pre-series approval standards
• REACH and RoHS for absence of restricted chemicals

Typical usage ratio

• Pure nylon 12 for core filament base
• 10–30% carbon fiber or glass bead fill for mechanical property enhancement
• Color masterbatch up to 5% for prototyping choices

Downstream process integration

• Extrusion and pelletizing into 1.75 mm or 2.85 mm filament diameters
• Final drying before spool winding and packaging
• Direct use in open-source and closed 3D printer systems

Final product types

• Functional prototype housings and brackets
• Assembly and position checking fixtures
• Low volume, application-specific spares
• Tooling validation models