Applications of EMS-Grivory Grilamid® L 25 W 20 Y Nylon 12, Dry in Industrial Manufacturing

As the original manufacturer of EMS-Grivory Grilamid® L 25 W 20 Y, we have developed this nylon 12 grade for advanced industrial needs across several high-demand downstream sectors. Below, we detail major application tracks, highlighting regulatory compliance, formulation specifics, downstream process positioning, and representative finished products.

1. High-Pressure Hydraulic Tubing Production

Industrial hydraulic tubing manufacturers select this nylon 12 material for its outstanding flexibility, low moisture uptake, and chemical stability under pressure. The material achieves critical burst and tensile strength requirements for oil, air, and chemical transportation lines in industrial plant operations and mobile hydraulics. Manufacturers must align with application-specific dimensional tolerance and wall thickness stipulations, reinforced through tight QC at compounding and extrusion stages.

Industry compliance standards

• ISO 7628:2010 (thermoplastics tubing for air brake systems)
• SAE J844 (nonmetallic air brake tubing)
• DIN 73378 (plastic tubing for automotive applications)
• REACH Regulation (EC) 1907/2006 compliance

Typical usage ratio

• 100% neat polymer base, possible 10–15% additive masterbatch for UV stabilization or color adjustment as needed

Downstream process integration

• Material introduced after drying and dosing feeds into high-precision extrusion lines
• Inline diameter calibration, vacuum sizing tanks deployed for roundness control
• Post-extrusion, some users apply corona treatment or laser marking
• Coiling, pressure testing, and batch QC analysis before final packaging

Final product types

• Automotive air brake lines
• Industrial hydraulic hoses
• Fuel system transfer tubes
• Compressed air pneumatic lines

2. Monofilament for Filtration and Industrial Textile

The nylon 12 grade suits monofilament extrusion for production of high-performance industrial filter fabrics and woven screens. Customers in filtration rely on its high abrasion resistance, stable form retention, and resistance to fats, oils, and cleaning detergents. Yarn producers optimize the spinning, drawing, and winding steps to attain necessary crimp, modulus, and tenacity profiles for downstream weaving and knitting.

Industry compliance standards

• ISO 1833 (Textiles — Quantitative chemical analysis)
• OEKO-TEX Standard 100 for textile safety in relevant applications
• FDA 21 CFR 177.1500 (contact with food in filter media, for US market)
• REACH Regulation (EC) 1907/2006 Annex XVII for restricted substances in textiles

Typical usage ratio

• Pure nylon 12 resin (100%) as primary filament composition; up to 3% slip or processing aid masterbatch upon customer request

Downstream process integration

• Material dried before feeding into single or multifilament spinning lines
• Precision extrusion heads form uniform filament diameter
• Drawing and heat-setting steps optimize dimensional stability
• Winding onto spools for supply to weaving or knitting operations

Final product types

• Industrial liquid and air filter mesh
• Screen fabrics for paper pulp sieving
• Spiral monofilaments for conveyor belts
• Technical yarns for composite reinforcements

3. Automotive Fuel System Components

Nylon 12 from EMS-Grivory enables automotive manufacturers to mold tank vent lines, quick connectors, and fuel sender modules with high dimensional precision and long-term fuel resistance. Its use in injection molding and blow molding ensures parts withstand wide temperature swings, hydrocarbon exposure, and dynamic mechanical stresses under hood and underneath vehicles, while meeting rigorous vehicle OEM validation.

Industry compliance standards

• ISO 16750 (Road vehicles—Environmental conditions and testing)
• SAE J2260 (Nonmetallic fuel system tubing)
• US EPA Environmental Protection Agency permeation guidelines for vehicle fuel systems
• Automotive OEM material specification systems (e.g., VW TL 52653, Ford WSS-M99L494-A)

Typical usage ratio

• 90–100% nylon 12 base resin, up to 10% glass fiber for mechanical reinforcement on selected parts

Downstream process integration

• Material metered and dried, supplied to injection or blow molding machines
• Process requires precise mold temperature control for dimensional accuracy
• Secondary operations include laser trimming, ultrasonic welding, and surface inspection
• Batch validation for chemical compatibility and burst pressure performance

Final product types

• Fuel filler necks
• Return and vent lines
• Quick connectors and mounting clips
• Hybrid and electric vehicle auxiliary fluid lines

4. Electrical & Electronic Insulating Components

Electrical sector manufacturers utilize this nylon 12 grade for precision-molded insulating profiles, circuit board supports, component grommets, and cable glands. Its combination of consistent dielectric strength, low water absorption, and maintained toughness at low temperatures supports extended service in panel construction, electrical enclosures, and device structures subject to mechanical strain and varying climates.

Industry compliance standards

• IEC 60695-2-10/12 (Glow-wire flammability testing for end products)
• UL 94 V-2 (Flame retardance of plastic materials)
• RoHS Directive (EU) 2011/65 restriction of hazardous substances
• EN 60243-1 (Electrical strength of insulating materials)

Typical usage ratio

• 98–100% resin as supplied for most applications; specialty color masterbatch up to 2% for circuit identification

Downstream process integration

• Material transferred to injection molding cell with close-loop melt temperature regulation
• Used for multi-cavity tool filling at consistent shot weight
• Automated demolding, occasional inline laser engraving for lot traceability
• QC includes electrical property verification and mechanical impact testing

Final product types

• Terminal blocks
• Switch actuators and covers
• Circuit support frames
• Cable glands for industrial harnessing

5. Additive Manufacturing Feedstock (Powder Bed Fusion)

Selected as a base for SLS (Selective Laser Sintering) additive manufacturing, this nylon 12 delivers fine particle distribution and controlled crystallization for high-strength, detailed 3D-printed end use parts. Our supplied grade facilitates tight dimensional control, surface quality, and repeatable mechanical performance for on-demand functional assemblies, jigs, and prototyping in sectors such as medical device housings and functional industrial equipment.

Industry compliance standards

• ASTM F3091 (Standard specification for powder bed fusion processes)
• ISO/ASTM 52921 (Terminology for additive manufacturing)
• ISO 13485 (Quality management for medical device components, if applicable)
• Guidelines for biocompatibility and trace chemical composition as relevant to non-implant medical and industrial use

Typical usage ratio

• 100% nylon 12 processed as supplied
• Up to 30% re-used, sieved returned powder blended with fresh batch per print job for cost efficiency; proportion depends on part certification and mechanical test outcomes

Downstream process integration

• Feedstock enters powder bed fusion printer hopper
• Laser sintering performed under nitrogen or controlled air environment
• Post-print steps include depowdering, thermal annealing if required, and CMM-based dimensional verification
• Optional dyeing or coating for functional or aesthetic finishing

Final product types

• Functional rapid prototyping parts
• Tooling jigs and positioning aids
• Custom medical equipment housings (non-implant)
• Spare machine parts and low-volume industrial components