Materials, Product Forms and Specifications

Find the conductor structure and product form for your application. Each entry links to the product page and lists the dimensions, surface requirements and test information to include in your inquiry.

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Copper-Aluminum Composite PV Ribbon & Busbar Ribbon

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Copper-Aluminum Composite PV Ribbon

Current core product

Copper-aluminum composite conductor with a solderable surface for PV module interconnections. Define the core/cladding, cross-section and coating for the cell and module process.

Available forms: PV ribbon

Applications, boundaries and standards

Primary applications: PV module interconnection
Solar cell stringing
Copper-saving module designs
TOPCon and mainstream module evaluation
Application boundaries: Validate resistance and solderability against pure copper ribbon.
Confirm coating and spool compatibility with stringers.
Run module reliability testing before substitution.
Relevant standards: No approved public standard entry applies to this family yet. Applicable standards are confirmed during specification review, by product form and purchase specification.

Copper-Aluminum Composite Busbar Ribbon

Current core product

Composite ribbon with a solderable surface used for current collection between PV strings or module connection points. Specify the current path, section, coating and joints.

Available forms: Busbar ribbon

Applications, boundaries and standards

Primary applications: PV module busbar
Junction box connection
String current collection
Copper-saving module architecture
Application boundaries: Confirm module layout and current path.
Validate solder coating and peel strength.
Check thermal cycling and damp heat behavior.
Relevant standards: No approved public standard entry applies to this family yet. Applicable standards are confirmed during specification review, by product form and purchase specification.

Copper-Aluminum Composite Interconnect Ribbon

Current product family

Copper-aluminum composite conductor for joining cell contacts in a PV module. Match round or flat geometry, coating and mechanical condition to the contact layout.

Available forms: Interconnect ribbon

Applications, boundaries and standards

Primary applications: Solar cell stringing
Cell-to-cell interconnection
PV ribbon substitution evaluation
Application boundaries: Provide cell type and stringer model.
Confirm camber, yield strength and soldering temperature.
Validate peel strength and EL impact.
Relevant standards: No approved public standard entry applies to this family yet. Applicable standards are confirmed during specification review, by product form and purchase specification.

Copper-Aluminum Composite Round Solar Ribbon

Current core product

Round copper-aluminum composite PV interconnect wire. Specify metal and coated diameters, copper fraction, surface system and spool conditions.

Available forms: Round solar ribbon

Applications, boundaries and standards

Primary applications: Solar round ribbon
PV module interconnection
Copper-saving solar conductor evaluation
Application boundaries: Specify diameter and solder coating.
Confirm drawing and spool format.
Confirm the joining process and acceptance tests.
Relevant standards: No approved public standard entry applies to this family yet. Applicable standards are confirmed during specification review, by product form and purchase specification.

Copper Clad Aluminum Conductors

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CCA Round Wire

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Round wire with an aluminum core and copper cladding. Specify diameter, copper fraction basis, condition and required resistance.

Available forms: Round wire

Applications, boundaries and standards

Primary applications: CATV coaxial cable
Ethernet cable evaluation
Communication conductors
Lightweight wiring
Application boundaries: Confirm copper ratio and conductivity.
Validate termination and corrosion protection.
Specify diameter and spool packaging.
Relevant standards: ASTM-B566 — Standard Specification for Copper-Clad Aluminum Wire
ASTM B566 may apply to specified bare round CCA wire products. Final applicability depends on wire class, diameter, temper and purchase specification.

IEC-60228 — Conductors of Insulated Cables
IEC 60228 may be relevant to the final cable conductor design. Final compliance is determined at the insulated cable or cord level.

UL-758 — Appliance Wiring Material
UL 758 is relevant to qualified Appliance Wiring Material constructions. End-product certification must be confirmed by the cable manufacturer and applicable UL style.

ASTM-B748 — Standard Test Method for Thickness of Metallic and Inorganic Coatings by Measurement of Cross Section with a Scanning Electron Microscope
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

ISO-1463 — Metallic and other inorganic coatings — Measurement of coating thickness — Microscopical method
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

ISO-22309 — Microbeam analysis — Quantitative analysis using energy-dispersive spectrometry (EDS)
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

CCA Flat Wire

Confirm current availability and qualification scope for this specification.

Flat or rectangular aluminum-core conductor with copper cladding. Specify width, thickness, corners, layer construction and bend/insulation requirements.

Available forms: Flat wire

Applications, boundaries and standards

Primary applications: Voice coil evaluation
Inverter magnetic components
Medium-small motor windings
Lightweight conductive parts
Application boundaries: Define width, thickness and edge condition.
Validate bend and insulation needs.
Confirm termination and downstream process requirements.
Relevant standards: ASTM-B566 — Standard Specification for Copper-Clad Aluminum Wire
ASTM B566 may apply to specified bare round CCA wire products. Final applicability depends on wire class, diameter, temper and purchase specification.

IEC-60228 — Conductors of Insulated Cables
IEC 60228 may be relevant to the final cable conductor design. Final compliance is determined at the insulated cable or cord level.

UL-758 — Appliance Wiring Material
UL 758 is relevant to qualified Appliance Wiring Material constructions. End-product certification must be confirmed by the cable manufacturer and applicable UL style.

ASTM-B748 — Standard Test Method for Thickness of Metallic and Inorganic Coatings by Measurement of Cross Section with a Scanning Electron Microscope
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

ISO-1463 — Metallic and other inorganic coatings — Measurement of coating thickness — Microscopical method
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

ISO-22309 — Microbeam analysis — Quantitative analysis using energy-dispersive spectrometry (EDS)
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

CCA Foil

Confirm current availability and qualification scope for this specification.

Thin copper-clad aluminum foil. Specify total thickness, width, each-face copper coverage, edges, surface and roll handling.

Available forms: Foil

Applications, boundaries and standards

Primary applications: High-frequency transformer windings
PV and storage inverter inductors
Lightweight foil conductors
Application boundaries: Specify thickness, width and roll format.
Validate thermal and electrical losses.
Confirm surface and edge requirements.
Relevant standards: ASTM-B566 — Standard Specification for Copper-Clad Aluminum Wire
ASTM B566 may apply to specified bare round CCA wire products. Final applicability depends on wire class, diameter, temper and purchase specification.

IEC-60228 — Conductors of Insulated Cables
IEC 60228 may be relevant to the final cable conductor design. Final compliance is determined at the insulated cable or cord level.

UL-758 — Appliance Wiring Material
UL 758 is relevant to qualified Appliance Wiring Material constructions. End-product certification must be confirmed by the cable manufacturer and applicable UL style.

ASTM-B748 — Standard Test Method for Thickness of Metallic and Inorganic Coatings by Measurement of Cross Section with a Scanning Electron Microscope
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

ISO-1463 — Metallic and other inorganic coatings — Measurement of coating thickness — Microscopical method
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

ISO-22309 — Microbeam analysis — Quantitative analysis using energy-dispersive spectrometry (EDS)
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

CCA Strip

Confirm current availability and qualification scope for this specification.

Rolled copper-clad aluminum strip. Specify width/thickness, condition, layer coverage, flatness and the exposed edges of the finished part.

Available forms: Strip

Applications, boundaries and standards

Primary applications: Electronic shielding
Heat sinks
Connectors
Application boundaries: Define width, thickness and edge condition.
Confirm flatness and surface requirements.
High-current or safety-critical uses require project-level evaluation.
Relevant standards: ASTM-B566 — Standard Specification for Copper-Clad Aluminum Wire
ASTM B566 may apply to specified bare round CCA wire products. Final applicability depends on wire class, diameter, temper and purchase specification.

IEC-60228 — Conductors of Insulated Cables
IEC 60228 may be relevant to the final cable conductor design. Final compliance is determined at the insulated cable or cord level.

UL-758 — Appliance Wiring Material
UL 758 is relevant to qualified Appliance Wiring Material constructions. End-product certification must be confirmed by the cable manufacturer and applicable UL style.

ASTM-B748 — Standard Test Method for Thickness of Metallic and Inorganic Coatings by Measurement of Cross Section with a Scanning Electron Microscope
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

ISO-1463 — Metallic and other inorganic coatings — Measurement of coating thickness — Microscopical method
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

ISO-22309 — Microbeam analysis — Quantitative analysis using energy-dispersive spectrometry (EDS)
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

Copper Clad Steel Conductors

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CCS Round Wire

Confirm current availability and qualification scope for this specification.

Round steel-core wire with copper cladding. Define the grade, diameter, electrical duty, strength and copper-layer requirements.

Available forms: Round wire

Applications, boundaries and standards

Primary applications: Grounding
Lightning protection
Coaxial cable inner conductors
Signal wires in vibration environments
Application boundaries: Specify diameter, conductivity and tensile target.
Confirm corrosion environment.
Validate installation and joining method.
Relevant standards: ASTM-B748 — Standard Test Method for Thickness of Metallic and Inorganic Coatings by Measurement of Cross Section with a Scanning Electron Microscope
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

ISO-1463 — Metallic and other inorganic coatings — Measurement of coating thickness — Microscopical method
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

ISO-22309 — Microbeam analysis — Quantitative analysis using energy-dispersive spectrometry (EDS)
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

CCS Stranded Wire

Confirm current availability and qualification scope for this specification.

A conductor made from multiple copper-clad steel wires. Define wire count/diameter, lay, finished resistance, breaking load and connections.

Available forms: Stranded wire

Applications, boundaries and standards

Primary applications: Grounding networks
Telecom grounding
Infrastructure conductors
Cable conductor systems
Application boundaries: Specify strand structure and lay direction.
Confirm tensile strength and conductivity.
Validate corrosion and installation requirements.
Relevant standards: ASTM-B748 — Standard Test Method for Thickness of Metallic and Inorganic Coatings by Measurement of Cross Section with a Scanning Electron Microscope
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

ISO-1463 — Metallic and other inorganic coatings — Measurement of coating thickness — Microscopical method
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

ISO-22309 — Microbeam analysis — Quantitative analysis using energy-dispersive spectrometry (EDS)
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

CCS Narrow Foil

Confirm current availability and qualification scope for this specification.

Narrow rolled copper-clad steel foil or strip for formed conductive parts. Specify width/thickness, condition, burrs, springback and joining surfaces.

Available forms: Narrow foil

Applications, boundaries and standards

Primary applications: Electronic component leads
Connector terminals
Shaped high-strength conductors
Application boundaries: Specify width, thickness and edge condition.
Confirm forming and spring requirements.
Validate plating or soldering needs.
Relevant standards: ASTM-B748 — Standard Test Method for Thickness of Metallic and Inorganic Coatings by Measurement of Cross Section with a Scanning Electron Microscope
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

ISO-1463 — Metallic and other inorganic coatings — Measurement of coating thickness — Microscopical method
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

ISO-22309 — Microbeam analysis — Quantitative analysis using energy-dispersive spectrometry (EDS)
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

Nickel Clad Copper Conductors

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NCC Round Wire

Confirm current availability and qualification scope for this specification.

Round copper-core wire with nickel cladding. Specify diameter, nickel layer, exposure, electrical duty and joining requirements.

Available forms: Round wire

Applications, boundaries and standards

Primary applications: High-temperature sensors
Lighting lead-in wire
Chemical process conductors
Engine compartment wiring
Application boundaries: Specify nickel ratio and temperature target.
Confirm chemical environment.
Validate welding or termination process.
Relevant standards: ASTM-B748 — Standard Test Method for Thickness of Metallic and Inorganic Coatings by Measurement of Cross Section with a Scanning Electron Microscope
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

ISO-1463 — Metallic and other inorganic coatings — Measurement of coating thickness — Microscopical method
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

ISO-22309 — Microbeam analysis — Quantitative analysis using energy-dispersive spectrometry (EDS)
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

NCC Strip

Confirm current availability and qualification scope for this specification.

Nickel-clad copper strip for formed or joined conductive parts. Specify width/thickness, layer coverage, condition and finished-part exposure.

Available forms: Strip

Applications, boundaries and standards

Primary applications: Lithium battery tabs
Energy storage connections
Chemical process connections
Hydrogen-related evaluation
Application boundaries: Specify strip thickness and width.
Confirm welding method and nickel ratio.
Validate corrosion and thermal environment.
Relevant standards: ASTM-B748 — Standard Test Method for Thickness of Metallic and Inorganic Coatings by Measurement of Cross Section with a Scanning Electron Microscope
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

ISO-1463 — Metallic and other inorganic coatings — Measurement of coating thickness — Microscopical method
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

ISO-22309 — Microbeam analysis — Quantitative analysis using energy-dispersive spectrometry (EDS)
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

NCC Foil

Confirm current availability and qualification scope for this specification.

Thin nickel-clad copper foil. Define total and layer thickness, width, edges, surface condition and roll or lamination requirements.

Available forms: Foil

Applications, boundaries and standards

Primary applications: Battery connection layers
Harsh-environment electrical parts
Chemical resistant conductive foils
Application boundaries: Specify foil thickness and width.
Confirm surface condition and packaging.
Validate corrosion and welding process.
Relevant standards: ASTM-B748 — Standard Test Method for Thickness of Metallic and Inorganic Coatings by Measurement of Cross Section with a Scanning Electron Microscope
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

ISO-1463 — Metallic and other inorganic coatings — Measurement of coating thickness — Microscopical method
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

ISO-22309 — Microbeam analysis — Quantitative analysis using energy-dispersive spectrometry (EDS)
Method reference where applicable and agreed in the inspection plan. This reference does not by itself establish product conformity.

Silver Clad Copper Conductors

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SCC Wire

Engineering inquiry

Copper-core wire with silver cladding. Define the layer, wire dimensions and contact or RF duty. Confirm the sample and supply route for the construction.

Available forms: Wire

Applications, boundaries and standards

Primary applications: High-end electrical contacts
High-frequency conductors
Premium electronic connections
Application boundaries: Confirm commercial availability with sales.
Define surface/contact requirements.
Provide expected annual demand and qualification plan.
Relevant standards: No approved public standard entry applies to this family yet. Applicable standards are confirmed during specification review, by product form and purchase specification.

SCC Strip

Engineering inquiry

Copper strip with silver cladding. Define the contact surface, layer thickness, forming, exposed edges and sample route.

Available forms: Strip

Applications, boundaries and standards

Primary applications: Premium electrical contacts
Electronic connection strips
High-frequency contact components
Application boundaries: Confirm availability and sampling conditions.
Define surface and contact reliability requirements.
Discuss qualification requirements with sales and engineering.
Relevant standards: No approved public standard entry applies to this family yet. Applicable standards are confirmed during specification review, by product form and purchase specification.

SCC Foil

Engineering inquiry

Thin copper foil with silver cladding. Define each-face coverage, total thickness, surface, edges and handling; confirm the sample route.

Available forms: Foil

Applications, boundaries and standards

Primary applications: Premium conductive foil
High-frequency shielding evaluation
High-end electronic connections
Application boundaries: Confirm availability status.
Specify thickness, width and surface needs.
Discuss validation timeline with sales and engineering.
Relevant standards: No approved public standard entry applies to this family yet. Applicable standards are confirmed during specification review, by product form and purchase specification.

Enameled Bimetal Conductors

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Enameled CCA Wire

Engineering inquiry

CCA base wire with an enamel insulation system. Define bare and finished diameter, insulation build/class, winding and termination requirements; confirm process capability.

Available forms: Enameled round wire

Applications, boundaries and standards

Primary applications: Voice coils
Small motor windings
Appliance compressor evaluation
Lightweight coil systems
Application boundaries: Confirm current process capability before qualification.
Define insulation class and thermal target.
Provide coil geometry and winding process.
Relevant standards: No approved public standard entry applies to this family yet. Applicable standards are confirmed during specification review, by product form and purchase specification.

Enameled CCA Flat Wire

Engineering inquiry

Copper-clad aluminum flat conductor with enamel insulation. Define bare/finished width and thickness, corners, film requirements and bend directions; confirm the sample route.

Available forms: Enameled flat wire

Applications, boundaries and standards

Primary applications: PV and storage inverter inductors
Two-wheeler motor windings
Compressor windings
Compact magnetic components
Application boundaries: Define width, thickness, edge and insulation requirements.
Confirm winding process and thermal class.
Discuss sample and qualification conditions.
Relevant standards: No approved public standard entry applies to this family yet. Applicable standards are confirmed during specification review, by product form and purchase specification.

Enameled Bimetal Precision Flat Wire

Engineering inquiry

An identified bimetal flat conductor with enamel insulation. Specify core/cladding, bare and finished section, insulation system and winding duty for process review.

Available forms: Precision flat wire

Applications, boundaries and standards

Primary applications: High fill-factor windings
Inverter magnetic components
Motor windings
Voice coil systems
Application boundaries: Confirm process capability and sample conditions.
Provide target application and qualification timeline.
Define geometry, insulation class and thermal cycle needs.
Relevant standards: No approved public standard entry applies to this family yet. Applicable standards are confirmed during specification review, by product form and purchase specification.

Supporting Pure Copper / Pure Aluminum Rolled Materials

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Rolled Copper Foil for Transformer Windings

Supporting material capability

Rolled copper foil for transformer winding evaluation. Specify grade, condition, thickness/width, edges, insulation and winding/termination requirements.

Available forms: Rolled foil

Applications, boundaries and standards

Primary applications: High-frequency transformer windings
OBC/DCDC foil windings
Switching power supply windings
Application boundaries: Specify thickness, width and temper.
Validate foil loss, edge and packaging.
Relevant standards: IEC-60228 — Conductors of Insulated Cables
IEC 60228 may be relevant to the final cable conductor design. Final compliance is determined at the insulated cable or cord level.

UL-758 — Appliance Wiring Material
UL 758 is relevant to qualified Appliance Wiring Material constructions. End-product certification must be confirmed by the cable manufacturer and applicable UL style.

Precision Copper Flat Wire for Voice Coils

Supporting material capability

Copper flat wire for voice-coil and sensor windings. Define bare/finished section, corners, target resistance, winding space and insulation.

Available forms: Flat wire

Applications, boundaries and standards

Primary applications: Voice coils
Industrial sensor coils
High-end audio coils
Application boundaries: Specify width, thickness and tolerance.
Confirm winding process and edge condition.
Evaluate whether CCA flat wire can be a cost-saving alternative.
Relevant standards: IEC-60228 — Conductors of Insulated Cables
IEC 60228 may be relevant to the final cable conductor design. Final compliance is determined at the insulated cable or cord level.

UL-758 — Appliance Wiring Material
UL 758 is relevant to qualified Appliance Wiring Material constructions. End-product certification must be confirmed by the cable manufacturer and applicable UL style.

Aluminum Foil for Transformer Windings

Supporting material capability

Aluminum foil for transformer winding evaluation. Specify alloy, condition, dimensions, edges, insulation, loss/thermal duty and aluminum-compatible joining.

Available forms: Foil

Applications, boundaries and standards

Primary applications: Dry-type transformers
Distribution transformer windings
Cost-sensitive foil windings
Application boundaries: Specify alloy, thickness and width.
Confirm insulation and winding process.
Validate transformer thermal design.
Relevant standards: IEC-60228 — Conductors of Insulated Cables
IEC 60228 may be relevant to the final cable conductor design. Final compliance is determined at the insulated cable or cord level.

UL-758 — Appliance Wiring Material
UL 758 is relevant to qualified Appliance Wiring Material constructions. End-product certification must be confirmed by the cable manufacturer and applicable UL style.

Materials, Product Forms and Specifications

Copper-Aluminum Composite PV Ribbon & Busbar Ribbon

Copper Clad Aluminum Conductors

Copper Clad Steel Conductors

Nickel Clad Copper Conductors

Silver Clad Copper Conductors

Enameled Bimetal Conductors

Supporting Pure Copper / Pure Aluminum Rolled Materials

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