Applications of EMS-Grivory Grilamid® L 25 W 10 H X PA12 in Industrial Manufacturing

EMS-Grivory Grilamid® L 25 W 10 H X PA12 is an advanced polyamide 12 resin, utilized by manufacturers across specialized sectors requiring chemical resistance, dimensional stability, and low moisture absorption. As a direct producer, we provide tailored grades addressing diverse technical standards and process conditions for specific industrial value chains.

1. Automotive Fuel Line Systems

In automotive engineering, OEMs and Tier 1 system integrators incorporate this PA12 grade in multilayer fuel line tubing to address the stringent requirements for permeation resistance and reliable performance under under-the-hood thermal cycles. The resin's intrinsic flexibility and chemical stability withstand exposure to biodiesel and ethanol blends, ensuring long-term durability and compliance with evolving global regulations.

Industry compliance standards

• SAE J2260: Nonmetallic Fuel System Tubing
• US EPA 40 CFR Part 86: Evaporative Emission Standards
• EU Regulation 715/2007: Euro 5 and Euro 6 Emission Requirements
• ISO 7628: Road vehicles—Polyamide tubing for use in low-pressure fuel lines

Typical usage ratio

• Core layer: 70–90% PA12 blended with impact modifiers or processing aids (adjusted for flexibility and dimensional stability)
• Outer/inner layers: 10–30% polyolefin or fluoropolymer as tie or barrier layers, based on OEM specification

Downstream process integration

• Directly dosed into co-extrusion lines for multilayer tubing production
• Compounded in line to adjust flexibility and barrier compatibility
• Pigment masterbatches typically introduced during pellet feed

Final product types

• Low-permeation automotive fuel lines
• Fuel return and vapor recovery tubes
• Quick connector assemblies
• SCR urea solution pipes

2. Pneumatic and Hydraulic Hose Covers

Pneumatic system OEMs and hydraulic hose manufacturers use this material for inner and outer hose covers, particularly where flexibility must be maintained over a wide temperature range and exposure to oils or aggressive chemicals is expected. The polyamide resin counters embrittlement and cracking in both spiral and braided hose constructions, supporting high-volume continuous extrusion processes and stringent mechanical testing protocols.

Industry compliance standards

• DIN EN ISO 3949: Plastics hoses and tubing—Determination of flexibility
• DIN EN ISO 8031: Resistance to pressure and vacuum
• ISO 6803: Hydraulic fluid power—Test methods for hose assemblies
• REACH (EC 1907/2006) Substance Requirements

Typical usage ratio

• 100% PA12 for monolayer hoses requiring maximum chemical resistance
• 50–80% PA12 blended with transition polyamides for cost-performance balancing in multilayer hoses
• Compatibility with up to 5% plasticizer for increased flexibility in mobile applications

Downstream process integration

• Fed into high-speed extrusion lines with water bath cooling
• Online laser monitoring for wall thickness and concentricity control
• Surface treatments or printing can be applied post-extrusion for identification

Final product types

• Pneumatic brake system tubing
• Hydraulic impulse hose
• Low-pressure chemical spray hose
• Compressed air hose assemblies

3. Additive Manufacturing (3D Printing) Powders and Filaments

The material is processed into fine powders and filaments for use in industrial selective laser sintering (SLS) and fused filament fabrication (FFF) equipment. Manufacturers specifically select this resin for its balance of impact toughness, low warpage, and ease of post-processing. It supports direct digital production of mechanically functional prototypes, jigs, fixtures, and low-volume end use parts, where dimensional accuracy and repeatable results are crucial.

Industry compliance standards

• ISO/ASTM 52901: Additive manufacturing—Requirements for purchased AM parts
• ISO 10993-1: Biocompatibility (for medical prototyping)
• RoHS Directive 2011/65/EU
• ISO 9001:2015 Quality Management System for AM production lines

Typical usage ratio

• 100% pure resin for SLS powder production
• 5–15% recycled PA12 powder can be blended for cost reduction, based on application tolerance
• 95–100% base resin for FFF filaments; minor colorants (<1%) and process aids as required

Downstream process integration

• Microcompounding and micronization for SLS powder supply
• Extrusion and spooling into 1.75mm or 2.85mm filament sizes for FFF markets
• Post-build heat treatment or infiltration for enhanced part properties

Final product types

• Industrial jigs and automated tooling grips
• Complex ductwork and fluid connectors in short-series runs
• Wear-resistant covers and enclosures
• Functional end use prototype assemblies

4. Sports and Leisure Equipment Components

Leading sporting goods manufacturers utilize the resin for injection molding precision equipment parts where high fatigue performance and resistance to UV and pool chemicals are required. Applications include components subject to repeated flexing and environmental exposure, combining light weight with mechanical reliability in finished equipment delivered to global markets.

Industry compliance standards

• EN ISO 20344/20345: Footwear—Testing for polymeric materials
• REACH (EC 1907/2006) and SVHC substance control
• EN ISO 6270-2: Resistance to humidity and climate cycling
• Manufacturer factory QC systems, e.g., ISO 9001-certified audits

Typical usage ratio

• 85–100% PA12 for shot sleeves and moving linkages with max strength
• Blends with up to 15% elastomers for protective covers and bumpers with enhanced flexibility
• Pigment masterbatch (0.5–2%) for branding and UV stability

Downstream process integration

• Direct injection molding with controlled melt temperatures (220–240°C)
• Mold inserts for metal-plastic hybrid assemblies
• In-line automation for multi-cavity, high-volume production

Final product types

• Ski binding housings and adjustment keys
• Diving fin blades
• Bicycle cable guides and connectors
• Racket grommets and shoe components

5. Electrical and Control Device Housings

Electrical system manufacturers select this high-grade PA12 for low-voltage and control device housings, particularly in environments where continuous exposure to moisture, chemicals, and temperature fluctuations is expected. The material's dimensional stability and dielectric properties protect circuit integrity while ensuring compliance with international fire and safety standards.

Industry compliance standards

• UL 94: Flammability Standard (V-2 classification achievable with specific grades)
• IEC 60695-2-11: Glow wire testing
• RoHS-compliant formulations for global market acceptance
• EN 60216: Thermal endurance of insulation materials

Typical usage ratio

• Single-component injection molding: 100% PA12 for maximum insulation
• Blends with up to 10% flame retardant (halogen-free), as project specifications require
• 0.5–3% color concentrate for identification and branding

Downstream process integration

• Pelletized resin fed into precision injection molding lines
• Secondary overmolding offers integration with metal contacts
• Post-mold dimensional checks and thermal cycling simulation

Final product types

• Sensor and relay housings
• Connectors for automation systems
• Modular DIN rail enclosures
• Small actuator covers

6. Medical Device Tubing and Components (Non-Implant)

Producers of non-implantable medical devices employ this PA12 for multi-lumen tubing, catheters, and fluid transfer devices. It delivers sterilizability and consistent wall thickness, meeting technical requirements in patient contact and laboratory fluid analytics, while facilitating high-yield extrusion and tight QC traceability from compounding to finished part.

Industry compliance standards

• USP Class VI (biocompatibility for medical grade PA12)
• ISO 10993-5 & ISO 10993-10: Biological evaluation
• ISO 13485: Medical device quality management
• FDA 21 CFR 177.1500: Polymers for food contact & medical (for North America)

Typical usage ratio

• 90–100% PA12 for tubing requiring clarity and chemical resistance
• Minor blending (<5%) with PEBA or EVA in multilumen constructions for flexibility gradient
• Sanitizing pigment or radiopaque filler (<2%) based on device use

Downstream process integration

• Pre-dried resin supplied to small-die extrusion
• Laser measuring and automatic wall thickness control
• Sterilization by gamma, EtO, or autoclave post-manufacture

Final product types

• Hospital-grade infusion and drainage tubing
• Catheter sub-components (non-implant)
• Flexible connectors for diagnostic devices
• Pharmaceutical sampling lines