UL-Recognized PVC Compounds for Electrical Raceways & Wire Management

Why PVC Compound Selection Is Critical for Conduit Manufacturing

Our rigid PVC raceway compounds demonstrate resistance to electrical failure far surpassing metal raceways under similar conditions of heat exposure due to their lower thermal conductivity.

Designed for the extrusion process with a wide processing window, these compounds are available in pellet or powder form with an extensive color range for residential, commercial, institutional, and industrial raceway applications. AuroraGuard™ ABS and PC/ABS compounds complement the portfolio with high-impact solutions for raceway fittings, covers, and accessory components.

Raceway compound selection directly impacts product listing eligibility, flame performance, snap-fit functionality, aesthetic quality, and long-term durability. The compound must meet UL 5A flame, impact, and crush requirements while maintaining the tight dimensional tolerances essential for snap-on cover retention and professional-grade installations. The wrong formulation can result in UL listing failures, warped profiles, loose covers, and premature degradation that damages manufacturer reputation and end-user confidence.

UL 5A & Flame Compliance: Nonmetallic raceways must meet UL 5A testing requirements for flame performance, impact resistance, and crush resistance. Compounds must achieve UL 94 V0 flame ratings to ensure self-extinguishing behavior in the event of electrical faults
Dimensional Precision: Surface raceways rely on precise snap-fit tolerances between bases and covers. Compounds must deliver consistent shrinkage, low coefficient of expansion, and excellent dimensional stability across production runs to ensure reliable field assembly
Aesthetic Consistency: Visible surface-mounted raceways demand compounds with excellent colorability, consistent surface finish, and UV stability to maintain appearance in commercial and institutional environments
NEC Compliance: NEC Article 388 governs surface nonmetallic raceways, Article 378 covers nonmetallic wireways, and Article 352 addresses rigid PVC conduit used as raceway. Compound properties must support listing eligibility for the specific raceway type being manufactured
Processing Efficiency: High-volume raceway extrusion demands compounds with wide processing windows, consistent melt flow, and reliable batch-to-batch quality for complex profile geometries including multi-compartment designs

Contact Us About Your Specific Raceway Application!

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Raceway Applications Served by Aurora’s PVC & Engineered Compounds

Surface Nonmetallic Raceways (NEC Article 388)

Surface nonmetallic raceways are among the most cost-effective and aesthetically clean methods for adding electrical wiring to existing buildings where concealed wiring is not feasible.

AuroraTec™ rigid PVC compounds are UL recognized for electric raceways, delivering the flame retardancy, impact resistance, and dimensional consistency these visible, surface-mounted systems demand.

Applications include office renovations, healthcare facility upgrades, retail store build-outs, educational institutions, and residential additions where new wiring must be surface-routed. Aurora’s compounds support the extrusion of raceway bases, snap-on covers, inside and outside corners, tee fittings, device boxes, and end caps with consistent dimensional tolerances and color matching across all components.

Nonmetallic Wireways (NEC Article 378)

Nonmetallic wireways are enclosed rectangular raceways used for accessible wiring runs in commercial and industrial environments. They provide easy access to conductors for maintenance, modification, and inspection through hinged or removable covers.

AuroraTec™ rigid PVC compounds deliver the structural rigidity, flame retardancy, and chemical resistance these larger-profile raceway systems require.

Wireway applications include electrical distribution in manufacturing plants, data center power routing, commercial kitchen wiring, laboratory environments, and any installation where accessible splice points and conductor routing flexibility are needed. PVC wireways offer corrosion immunity, lighter weight than metal alternatives, and inherent non-conductivity for enhanced electrical safety.

Wire Duct & Cable Management Systems

Wire duct and cable management systems organize and protect low-voltage and line-voltage wiring within control panels, server racks, telecommunications closets, and industrial equipment enclosures.

AuroraTec™ rigid PVC compounds provide UL 94 V0 flame performance with the dimensional precision required for slotted and solid-wall wire duct profiles, snap-in dividers, and cover retention systems.

AuroraGuard™ ABS compounds offer enhanced impact resistance for wire duct covers and fittings that require superior toughness during installation and field cutting. Both PVC and ABS formulations maintain consistent color and surface finish for professional-grade panel and rack installations.

Multi-Compartment Raceways

Multi-compartment raceways provide NEC-required separation between power/lighting conductors and control/signaling/communications wiring within a single surface-mounted system.

AuroraTec™ rigid PVC compounds support the extrusion of complex multi-channel profiles with consistent wall thickness, partition integrity, and snap-fit tolerances across all compartments.

These systems serve modern office environments, healthcare facilities, and educational buildings where both power and data must be routed to workstations, patient rooms, and classrooms without separate raceway systems. Aurora’s wide processing window compounds maintain dimensional accuracy across complex profile cross-sections with multiple internal chambers.

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Key Benefits of Aurora’s Raceway-Grade Compounds

Our extensive offering gives you the foundation for an engineered thermoplastic compound or polymer designed to meet your product needs:

UL-Recognized Flame Performance

UL recognized for electric raceways with self-extinguishing flame behavior meeting UL 5A and UL 94 V0 requirements
Specimens cease to flame within 5 seconds of ignition source removal per UL 5A flame testing protocol
Inherent flame retardancy without requiring additional flame retardant additives in standard formulations

Non-Conductive & Electrically Insulating

Inherently non-conductive and non-sparking, eliminating ground fault hazards associated with metal raceways
High dielectric strength provides superior electrical insulation for circuits up to 600V
Resistance to electrical failure surpasses metal raceways under similar heat exposure due to lower thermal conductivity

Dimensional Stability & Snap-Fit Performance

Superior dimensional stability ensures consistent snap-fit tolerances between bases, covers, and fittings across production lots
Low coefficient of expansion minimizes thermal expansion and contraction in temperature-variable environments
PVC composites available with more than twice the tensile or flexural modulus of typical PVC substrates for enhanced rigidity

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Impact Strength & Crush Resistance

Formulated to meet UL 5A impact and crush resistance requirements for listed nonmetallic raceways
AuroraGuard™ ABS compounds provide enhanced impact toughness for fittings and covers subject to frequent handling and field cutting
Maintains structural integrity under daily impacts from foot traffic, equipment, and cleaning operations

Aesthetics, Color & UV Stability

Wide range of colors with excellent colorability for architectural coordination in commercial and institutional settings
UV-stabilized formulations prevent color fading and material degradation in sunlight-exposed installations
Smooth, consistent surface finish suitable for professional-grade visible installations

Corrosion-Free & Low Maintenance

Complete immunity to corrosion, rust, and oxidation, eliminating maintenance painting and coating requirements
Ideal for humid environments including healthcare facilities, commercial kitchens, and industrial washdown areas
Does not dent, deform, or lose paint like metal alternatives, maintaining professional appearance throughout service life

Helpful Resources for Raceway Manufacturers

FAQs

What PVC compounds are used to manufacture electrical raceways?

Electrical raceways are manufactured from rigid PVC compounds that meet UL 5A requirements for nonmetallic raceways and fittings, including UL 94 V0 flame performance, impact resistance, and crush resistance testing. Aurora’s AuroraTec™ rigid PVC compounds are UL recognized for electric raceways and are formulated specifically for raceway profile extrusion in both pellet and powder form. For raceway fittings and covers requiring enhanced impact performance, AuroraGuard™ ABS compounds are also available.

What is UL 5A and how does it apply to raceway manufacturing?

UL 5A is the Underwriters Laboratories standard covering nonmetallic raceways and fittings for use as surface wiring systems. It specifies requirements for flame performance (specimens must self-extinguish within 5 seconds), impact resistance, crush resistance, UV stability, and dimensional tolerances. UL 5A listing is referenced by the NEC for nonmetallic raceway installations. Aurora’s AuroraTec™ compounds are UL recognized for electric raceways, supporting manufacturers in achieving UL 5A product listings.

What is the difference between a raceway and a conduit?

While both are enclosed wiring methods, they serve different purposes. Conduit (NEC Article 352) is round, tube-shaped PVC used for concealed or exposed wiring runs. Raceways are typically rectangular or shaped profiles used for surface-mounted wire management. Surface nonmetallic raceways (NEC Article 388) feature snap-on covers for accessible wiring, while wireways (NEC Article 378) provide hinged or removable covers for accessible splicing. Aurora compounds serve both conduit and raceway manufacturing with UL-recognized rigid PVC formulations.

w does PVC raceway compare to metal raceway?

PVC raceways offer several advantages over metal: inherent non-conductivity eliminating ground fault hazards, complete corrosion immunity (no rust, oxidation, or galvanic issues), self-extinguishing flame performance, lighter weight for easier installation, no painting or coating required, and superior appearance retention over time. PVC does not dent, deform, or lose paint like metal versions. Metal raceways provide advantages where extreme impact resistance is required or where the raceway must serve as an equipment grounding conductor.

Can your raceway compounds support multi-compartment profiles?ground conduit?

Yes, AuroraTec™ rigid PVC compounds are formulated with wide processing windows specifically designed for the extrusion process, supporting simple single-channel through complex multi-compartment raceway profiles. NEC requires separate compartments when power/lighting and control/signaling/communications wiring share the same raceway, and our compounds maintain consistent wall thickness, partition integrity, and snap-fit tolerances across all compartments.

Call: (330) 422-0700

Rigid PVC Compounds for Electrical Raceways | UL-Recognized, Non-Conductive and Flame-Retardant

High-Performance PVC & Engineered Compounds for Surface Raceways, Wireways, Wire Duct & Cable Management Systems

Why PVC Compound Selection Is Critical for Conduit Manufacturing

Our rigid PVC raceway compounds demonstrate resistance to electrical failure far surpassing metal raceways under similar conditions of heat exposure due to their lower thermal conductivity.

Contact Us About Your Specific Raceway Application!

Raceway Applications Served by Aurora’s PVC & Engineered Compounds

Surface Nonmetallic Raceways (NEC Article 388)

Surface nonmetallic raceways are among the most cost-effective and aesthetically clean methods for adding electrical wiring to existing buildings where concealed wiring is not feasible.

Nonmetallic Wireways (NEC Article 378)

Nonmetallic wireways are enclosed rectangular raceways used for accessible wiring runs in commercial and industrial environments. They provide easy access to conductors for maintenance, modification, and inspection through hinged or removable covers.

Wire Duct & Cable Management Systems

Wire duct and cable management systems organize and protect low-voltage and line-voltage wiring within control panels, server racks, telecommunications closets, and industrial equipment enclosures.

Multi-Compartment Raceways

Multi-compartment raceways provide NEC-required separation between power/lighting conductors and control/signaling/communications wiring within a single surface-mounted system.

Enter your information below to learn more about our wide range of engineered thermoplastic compounds.

Key Benefits of Aurora’s Raceway-Grade Compounds

Our extensive offering gives you the foundation for an engineered thermoplastic compound or polymer designed to meet your product needs:

UL-Recognized Flame Performance

Non-Conductive & Electrically Insulating

Dimensional Stability & Snap-Fit Performance

Impact Strength & Crush Resistance

Aesthetics, Color & UV Stability

Corrosion-Free & Low Maintenance

Helpful Resources for Raceway Manufacturers

FAQs

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