Applications of EMS-Grivory Grilamid® L 20H FWA nat Nylon 12, Impact Modified, Dry in Industrial Manufacturing

As the direct manufacturer of Grilamid® L 20H FWA nat, we supply this impact-modified Nylon 12 grade to original equipment manufacturers and processors across advanced industrial sectors. Its engineered balance of toughness, chemical resistance, and dimensional stability enables reliable performance in challenging environments where compliance, reproducibility, and finished part consistency are paramount. Each scenario below highlights practical, proven downstream uses that demand precise grade consistency, robust supply assurance, and full traceability.

1. High-Pressure Hydraulic Tubing for Automotive and Off-Road Systems

Automotive tier suppliers and hydraulics specialists use Grilamid® L 20H FWA nat in extrusion lines for lightweight, impact-resistant nylon tubing intended for brake, clutch, and fluid transfer systems. Its impact modification package withstands cold impacts and pressure pulsations common in both OEM and replacement applications, and meets stringent permeability, cleanliness, and burst requirements that global vehicle platforms demand.

Industry compliance standards

• SAE J844 (Nonmetallic Air Brake Tubing)
• FMVSS 106 (Brake Hoses, U.S. DOT)
• ISO 7628 (Road Vehicles – Thermoplastic Tubing for Air Braking Systems)
• OEM-specific specifications (VW TL, GM GMW, Ford WSS)

Typical usage ratio

• Extrusion feedstock at 100% or blended with 10–20% color concentrate masterbatch, depending on traceability requirements and end-use marking

Downstream process integration

• Direct feeding into twin-screw or single-screw extrusion lines for multilayer or single-layer tubing; material drying parameters controlled at 80°C for 6–8 hours to minimize moisture pickup; co-extrusion for multi-material tubing over inner liners

Final product types

• Brake and air brake tubes
• Hydraulic clutch lines
• Fuel vapor lines and urea (DEF) delivery pipes
• Off-road hydraulic actuator tubing

2. Powder Coating-Grade Connectors for Fluid Handling Systems

Injection molders and systems integrators in water treatment and chemical dosing fields specify this impact modified nylon to produce structural connectors and union fittings. The polymer's heat deflection and chemical barrier characteristics support repeated powder coating cycles and exposure to corrosive liquids, while maintaining dimensional accuracy at assembly interfaces.

Industry compliance standards

• NSF/ANSI 61 (Drinking Water System Components, North America)
• DVGW W270 (Microbial Suitability for Drinking Water, Germany)
• EU Regulation No. 10/2011 (Plastic Materials in Contact with Food, as relevant for potable water)
• EN ISO 9080 (Plastic Piping – Lifetime Prediction Testing)

Typical usage ratio

• Neat resin usage at 98–100% in injection molding, with 0–2% internal mold release or UV stabilizer to suit application traceability and surface finish requirements

Downstream process integration

• Direct injection molding into connector and fitting cavities on multi-cavity tool steels; post-molding surface cleaning prior to automated powder coating lines; no predrying needed if processed within 48h of supply in sealed containers

Final product types

• Quick-connect couplings
• Union connectors for dosing and filtration
• Threaded adaptors with powder-coated overlays
• Housings for inline chemical dosing valves

3. Flexible, Lightweight Pneumatic Control Lines in Industrial Automation

Pneumatics assembly shops and industrial equipment OEMs demand consistent mechanical performance and bend recovery for control lines and cable coverings exposed to repetitive flexing and impacts. The impact modified Nylon 12 compound provides stress-crack resistance and flexibility over a wide temperature range, critical for automated assembly robots, pick-and-place lines, and material handling environments with tight bend radii.

Industry compliance standards

• ISO 6431 (Pneumatic Fluid Power – Cylinders)
• EN ISO 4414 (Pneumatic Fluid Power – General Rules and Safety)
• RoHS 2011/65/EU & REACH EC 1907/2006 (Substance Restrictions)
• UL 94 HB (Flammability for Nonmetallic Tubing where required)

Typical usage ratio

• Single layer extrusion at 100% base resin; optional up to 15% slip or antistatic additives where static discharge is a concern

Downstream process integration

• Continuous microbore tubing extrusion; gravimetric blending for antistatic property customization; on-line dimensional and burst testing per ISO 8031 (Rubber & Plastics Hose Tolerance and Testing)

Final product types

• Pneumatic control lines
• Sensor and signal cable sheathing in motion applications
• Coiled hoses for instrumentation
• Protective spiral wraps for cable bundling

4. Precision Injection Molded Components for Electronics Assembly

Producers of electronics housings, connectors, and cable components prefer this material for situations requiring high impact resistance, chemical inertness, and long-term color stability. In automated pick-and-place or overmolding environments, its flow properties ensure intricate geometries fill completely without voiding or sink, meeting both miniaturization and reliability specifications for post-soldering and reflow soldering environments.

Industry compliance standards

• IEC 60695-2-11 (Glow-Wire Flammability Test for End Products, required for electrical enclosures)
• EN 60335-1 (Household Appliance Safety, for plastic components in close contact with electronics)
• IPC/JEDEC J-STD-020 (Moisture/Reflow Sensitivity Classification for Plastics IC Packages)
• UL 746C (Polymeric Materials – Adhesives and Coatings for Electronics)

Typical usage ratio

• 100% usage as neat resin in tight tolerance injection molding; specialty pigments added at max 3% where custom color coding is specified for connectors or enclosures

Downstream process integration

• Desiccant drying at 80°C/8 hours; high flow injection into multi-cavity molds (cavitation up to 32+), secondary overmolding for cable strain reliefs or connector boots; automated QC for gate vestige and flash

Final product types

• Ruggedized cable connector bodies
• Miniaturized electronics housings and modules
• Solderable overmolded strain reliefs
• Terminal blocks and PCB header supports

5. Fuel System Components for Small Engines and Recreational Vehicles

Developers of small engine, marine, and powersports fuel systems utilize this nylon 12 grade specifically for tanks, lines, and system connectors, leveraging its high barrier to ethanol and fuel perm gases, mechanical impact resistance, and UV stability. Using specialized extrusion and blow molding setups, processors consistently achieve regulatory emissions targets and crashworthiness based on local and international standards.

Industry compliance standards

• EPA CFR 1060 (Permeation Control for Nonroad and Recreational Vehicles, USA)
• CARB SORE (California Small Off-Road Engine Evaporative Emission Regulation)
• EN ISO 19013 (Rubber and Plastics Hoses for Automotive Fuel Systems, Europe)
• SAE J2260 (Nonmetallic Fuel System Tubing, North America)

Typical usage ratio

• Single wall extrusions at 100%; for multi-layer fuel hoses, 40–60% as external or barrier layers over core layers (e.g., EVOH or FKM liners); blend adjustments based on required emissions targets per model/year

Downstream process integration

• Material intake to vacuum loaders; profile and hose extrusion for multi-layer tubes; blow molding for custom-shaped tanks with in-line melt filtration; tank-to-hose connector integration by hotplate or vibration welding

Final product types

• Fuel tanks for marine & garden engines
• Fuel vapor return lines
• Quick-connect fittings for fuels
• Emission-compliant small engine hoses