The double-headed chromium zirconium copper electrode is designed for stable and repeatable resistance welding in lap welding applications. Made from high-quality chromium zirconium copper and processed by precision machining, this electrode provides reliable electrical conductivity, good thermal performance, and strong resistance to deformation during repeated welding cycles.
Its double-headed rectangular structure allows both working faces to provide stable contact during upper and lower welding. This helps maintain balanced pressure, consistent current transmission, and improved weld repeatability in continuous production.
This electrode is suitable for automotive parts, electrical components, sheet metal assemblies, hardware products, and automated resistance welding stations.
Technical Parameters
Item | Specification |
Material | Chromium Zirconium Copper |
Shape | Double-headed rectangular structure |
Dimensions | 45 × 7.5 × 4 mm |
Tolerance | As per drawings or national standards |
Manufacturing Process | CNC machining |
Surface Finish | Machined surface |
Head Design | Flat dual-end contact faces |
Application Method | Lap welding (upper and lower welding) |
Heat Performance | Stable under repeated conduction cycles |
Customization | Available for size, shape, tolerance, and head geometry |
All specifications can be modified based on welding requirements.
Product Features
Chromium zirconium copper offers a good combination of electrical conductivity, thermal conductivity, hardness, and mechanical strength. During resistance welding, it helps transfer current efficiently while managing heat generated at the welding zone.
This material is suitable for repeated welding cycles where the electrode must maintain stable contact performance under pressure and heat.
The double-headed rectangular design provides two stable working faces for upper and lower lap welding. This structure helps improve contact alignment between the electrode and the workpiece, reducing pressure imbalance and supporting consistent weld formation.
The dual-end design also improves adaptability in fixture-based welding systems and repeated production operations.
The flat contact surface helps create a stable current path across overlapping metal sheets. With proper fixture alignment and welding parameters, the electrode can support uniform heat input and reduce welding variation between cycles.
This is especially important for sheet metal joining, connector welding, and production lines requiring stable weld quality.
The electrode is manufactured through CNC machining or mechanical processing to ensure dimensional accuracy, clean edges, and stable installation in welding fixtures.
Controlled machining accuracy helps the electrode match customized welding heads, fixtures, and automated equipment more effectively.
The electrode can be customized according to customer drawings and welding conditions. Available customization options include length, width, thickness, head shape, contact face geometry, tolerance, and surface treatment.
Engineering support can also be provided for electrode matching, welding process adjustment, and application improvement.
Applications
This double-headed CrZr copper electrode is suitable for a wide range of resistance welding applications, including:
Automotive body parts and connector sections
Electrical component joining
Sheet metal lap welding
Hardware fabrication and metal assemblies
Stainless steel component welding
Carbon steel sheet welding
Brass and bronze component welding
Galvanized sheet and coated material welding
Automated welding stations
Production lines requiring repeated lap welding cycles
Lap Welding Process
Lap welding joins two overlapping metal sheets through direct pressure and current flow. The double headed design supports even contact on both sides of the sheets.
Process Advantages
The double-headed structure helps maintain balanced force during upper and lower welding. Stable pressure distribution supports consistent contact between overlapping workpieces and improves welding repeatability.
Chromium zirconium copper helps manage heat transfer during resistance welding. Proper heat control reduces the risk of excessive sticking, unstable weld marks, or uneven thermal concentration.
The electrode is designed for production environments where welding cycles are repeated continuously. Its material strength and machined structure help maintain stable working performance under suitable welding parameters.
The rectangular dual-head design can be adapted to dedicated welding fixtures, automated welding equipment, and customized clamping systems.
With proper cleaning and alignment, the machined contact faces can maintain stable welding performance and reduce unnecessary downtime caused by poor electrode contact.
Customization Services
EAA provides customized electrode manufacturing based on customer drawings, samples, and application requirements.
Length, width, thickness, and contact area can be adjusted according to the welding machine, fixture, and workpiece structure.
Double-head, single-head, stepped, angled, flat, or special-shaped structures can be produced according to actual welding requirements.
Dimensional tolerance can be controlled according to customer drawings or applicable production standards.
The surface finish can be adjusted according to the required contact performance, welding accuracy, and fixture installation requirements.
EAA can provide electrode selection suggestions, welding process guidance, and improvement recommendations based on customer applications and production feedback.
Each double-headed chromium zirconium copper electrode is produced through controlled machining processes. Key dimensions, contact face geometry, edge quality, and surface condition are checked to support stable installation and repeatable welding results.
The electrode is manufactured according to customer drawings or required standards, ensuring that the final product matches the welding fixture and application requirements.
Securing a reliable supply chain for critical consumables is just as important as the technology itself. As a dedicated manufacturer, we understand the stakes of your production schedules and the cost of unexpected downtime. Partnering with us means gaining a strategic ally focused on your long-term operational success.
Direct Manufacturer Accountability: By eliminating intermediaries, we maintain absolute control over metallurgical sourcing and final CNC inspection, ensuring every batch meets your exact specifications.
Scalable Production Capacity: Whether you require a specialized pilot run for a new automotive platform or continuous, high-volume replenishment for an established assembly line, our flexible scheduling adapts to your procurement rhythm.
Rapid Response for Urgent Demands: We know that supply chain disruptions are unacceptable. Our agile manufacturing framework allows us to expedite critical orders, keeping your automated stations running without costly delays.
Engineering-Driven Support: You are not just purchasing metal; you are acquiring decades of welding expertise. Our technical teams proactively analyze your wear patterns and suggest geometry improvements to further reduce your cost per weld.
Consistent Long-Term Supply: We build enduring relationships with industrial buyers, guaranteeing price stability, material consistency, and dedicated inventory management for our regular partners.
Frequently Asked Questions (FAQ)
1. Why choose CrZr copper for this electrode?
It offers strong hardness and stable conductivity, suitable for repeated welding cycles.
2. How long is the service life?
Service life varies with current, pressure, and materials but maintains durability under continuous use.
3. Can you produce electrodes based on customer drawings?
Yes, full customization is available according to technical requirements.
4. How should the electrode be maintained?
Keep the working faces clean and check fixture alignment regularly.
5. What materials can be welded?
Suitable for steel, stainless steel, brass, bronze, nickel alloys, and galvanized sheets.
