Created on 05.15

Resistance Welding Electrode Accessories | Complete Size & Specification Guide

Resistance welding electrodes are essential consumables for spot welding, projection welding and nut welding machines. High-precision electrode accessories ensure stable current transmission, uniform welding pressure, smooth welding surface and long service life. We supply a complete series of resistance welder electrode parts for automotive manufacturing, hardware processing and sheet metal welding industries.
Our electrode accessories are manufactured from high purity copper alloy, chromium zirconium copper and tungsten copper material. Excellent conductivity, high temperature resistance and wear resistance effectively reduce replacement frequency and production cost.

Complete Electrode Accessories Product Range

  • Electrode Cap
Standard dome type, flat type, and tapered type. Widely used for carbon steel, stainless steel, and galvanized sheet spot welding. Easy to replace and maintain.
  • Electrode Tip
Customizable shape and size. Available in pointed, spherical, and flat structures for precision welding requirements.
  • Electrode Arm
High-strength copper alloy electrode arm with a water cooling hole. Stable conduction, deformation resistance, suitable for continuous welding production.
  • Electrode Link
Connecting rod between electrode holder and electrode arm. Good conductivity and tight connection to avoid current loss.
  • Electrode Holder
Fixed clamping component for electrode assembly. Firm installation, strong insulation and durable performance.
  • Nut Electrode
Special electrode for nut projection welding. Used for M3-M12 welding nuts, stable positioning and non-stick welding.
  • Bolt Electrode
Custom bolt welding electrode for automotive fastener welding. High pressure resistance and long service life.
  • KCF Positioning Pin
Standard and customized KCF pins for nut welding. Anti-sticking, high temperature resistant, keep accurate nut positioning during mass production.
  • Other Electrode Accessories
Water cooling sleeve, insulating ring, fastening nut, sealing ring, and other spare welding parts.

KCF Positioning Pin Size Specification

KCF positioning pin is one of the most popular consumables in automatic nut welding. It is mainly used to fix welding nuts to prevent displacement during projection welding.
  • Material
H59 brass / Tungsten copper / Chromium zirconium copper
  • Applicable Nut
M4, M5, M6, M8, M10, M12
  • Pin Diameter
2.0mm~8.0mm (customized)
  • Surface Treatment
Black oxide / Polished / Anti-stick coating
  • Feature
High temperature resistance, anti-wear, non-stick welding, reusable

Product Advantages

1. Premium Raw Material
Adopt high conductivity copper alloy to ensure stable welding current.
2. Strict Size Tolerance
All electrode parts are processed by CNC machine, interchangeable and easy to install.
3. Water Cooling Design
Internal cooling hole effectively reduces working temperature and extends service life.
4. Custom Service
Non-standard shapes and sizes can be customized according to customer drawings.

Application Industry

Our welding electrode accessories are widely applied in automobile body welding, auto parts manufacturing, household appliance production, sheet metal processing and metal component welding. Suitable for AC spot welder, medium frequency inverter welding machine and projection welding machine.

Conclusion

We provide one-stop supply of resistance welding electrode accessories, including electrode cap, tip, arm, link, holder, nut electrode, bolt electrode and KCF positioning pin. Standard sizes in stock, customized processing available. If you are looking for reliable welding consumables with stable quality and competitive price, welcome to contact us for quotation.
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