Structured Manufacturing Data (2026)

Electrode

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Electrode used in the Computer, Electronic and Optical Product Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Electrode is characterized by the integration of Electrode Tip and Cooling Jacket. In industrial production environments, manufacturers listed on CNFX commonly emphasize Tungsten construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A conductive component within a plasma source that facilitates the generation and maintenance of plasma through electrical discharge.

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Product Specifications

Technical details and manufacturing context for Electrode

Definition
In a plasma source, the electrode is a critical component that serves as the electrical interface for initiating and sustaining the plasma state. It functions by applying a high voltage or current to ionize the working gas, creating a conductive plasma medium. Electrodes are strategically positioned within the plasma chamber to optimize discharge characteristics, plasma density, and stability for various industrial applications such as material processing, surface treatment, and thin-film deposition.
Working Principle
The electrode operates by establishing an electric field between itself and a counter-electrode or the chamber walls. When a sufficient voltage is applied, it causes electrical breakdown of the gas, leading to ionization and the formation of plasma. The electrode material, geometry, and cooling mechanisms are designed to withstand high temperatures, sputtering, and erosion from the plasma environment while maintaining consistent electrical performance.
Common Materials
Tungsten, Molybdenum, Copper, Graphite
Technical Parameters
  • Diameter or cross-sectional dimensions critical for current carrying capacity and thermal management. (mm) Customizable
Components / BOM
  • Electrode Tip Part
    Primary discharge surface where plasma initiation occurs, often designed with specific geometries to concentrate the electric field.
    Material: Tungsten or refractory metal
  • Cooling Jacket
    Circulates coolant to manage thermal load and prevent electrode degradation under high-temperature plasma conditions.
    Material: Copper or stainless steel
  • Electrical Connector Part
    Provides secure, low-resistance connection to the power supply, ensuring efficient energy transfer to the plasma.
    Material: Copper alloy

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Electrode.

Discharge Electrode Plasma Electrode tungsten electrode for plasma source molybdenum plasma electrode cooling jacket copper electrode electrical connector electronics graphite electrode tip for optical manufacturing plasma source electrode BOM components

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Plasma Source
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Modulation Crystal
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Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Up to 10 bar
flow rate: 0-100 L/min
temperature: -50°C to 500°C
slurry concentration: Not applicable (solid electrode)
Media Compatibility
✓ Argon gas plasma ✓ Nitrogen gas plasma ✓ Oxygen gas plasma
Unsuitable: Corrosive chemical environments (e.g., chlorine gas)
Sizing Data Required
  • Required plasma power (kW)
  • Electrode material (e.g., tungsten, copper)
  • Plasma chamber dimensions

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Electrode Erosion
Cause: Excessive current density leading to material degradation, often from improper welding parameters or prolonged operation beyond rated capacity.
Contamination/Coating Failure
Cause: Oxidation, moisture ingress, or chemical reactions from improper storage, handling, or exposure to corrosive environments, compromising conductivity and structural integrity.
Maintenance Indicators
  • Visible pitting, discoloration, or uneven wear on the electrode surface
  • Erratic arcing, unstable performance, or abnormal sparking during operation
Engineering Tips
  • Implement strict parameter control and monitoring to ensure operation within specified current, voltage, and temperature ranges, preventing thermal and electrical overstress.
  • Establish proper storage protocols (e.g., dry, sealed containers) and regular cleaning schedules to prevent contamination, and use protective coatings or inert atmospheres where applicable.

Compliance & Manufacturing Standards

Reference Standards
ISO 5821:2019 (Resistance welding electrodes) ANSI/AWS C7.1:2020 (Recommended practices for electron beam welding) DIN EN ISO 5182:2016 (Resistance welding materials for electrodes and auxiliary equipment)
Manufacturing Precision
  • Diameter: +/-0.05mm
  • Surface roughness: Ra ≤ 0.8μm
Quality Inspection
  • Hardness test (Rockwell C scale)
  • Electrical conductivity test

Factories Producing Electrode

Manufacturer profiles with relevant production capability in China

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Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What materials are best for electrodes in computer and optical product manufacturing?

Tungsten and molybdenum offer excellent heat resistance for high-temperature applications, while copper provides superior conductivity for efficient electrical discharge. Graphite is ideal for specialized optical manufacturing processes.

How does the cooling jacket in an electrode assembly work?

The cooling jacket circulates coolant around the electrode tip to dissipate heat generated during plasma operation, preventing overheating and extending component lifespan in continuous manufacturing processes.

What are the key components in an electrode BOM for plasma sources?

A complete electrode BOM includes the electrode tip (primary conductive element), cooling jacket (thermal management system), and electrical connector (power interface), all designed for compatibility with plasma generation equipment.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data basis: CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks for Computer, Electronic and Optical Product Manufacturing.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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