ESAB OK 21.03 (Gouging) Mild Steel Electrode

Gouging Electrode.

5.0 x 450mm (2103504N20) – 13.5kg per carton

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ESAB OK 21.03 Gouging and Cutting Electrode

The ESAB OK 21.03 is a high-performance electrode designed for gouging, cutting, and piercing mild steel, alloyed steel, cast iron, and non-ferrous metals. This electrode excels in beveling, preparation of cracked areas before welding, and back-gouging root runs. The electrode can be used with both AC and DC current, offering versatility and flexibility for various industrial tasks. With excellent control and minimal spatter, OK 21.03 ensures precise cuts and clean edges. Ultimately, it improves productivity in cutting and gouging operations, and is suitable for a wide range of applications.

Key Features of ESAB OK 21.03

  • Versatile Applications: Suitable for gouging, cutting, and piercing mild and alloyed steels, cast iron, and non-ferrous metals, except pure copper.
  • AC/DC Compatibility: Operates on both AC and DC currents, offering flexibility in various setups.
  • Precise Gouging Speed: Maintains a gouging speed of 1-1.5 m/min, delivering consistent results in high-productivity environments.
  • Minimal Spatter: Provides clean and controlled cutting with minimal spatter, reducing post-processing work.
  • Easy Operation: Designed for use with standard welding equipment, making it accessible for various industrial applications.

Key Industry Applications

  • Shipbuilding and Marine Repair: Ideal for gouging and back-gouging operations during ship repairs and hull maintenance. The electrode ensures precision when removing damaged material or preparing weld areas in the construction and repair of ship structures.
  • Steel Fabrication: Commonly used in structural steel fabrication for preparing cracked or worn areas before welding. Its ability to gouge and cut through thick steel plates makes it a go-to choice for fabricating large steel structures like bridges and industrial machinery.
  • Automotive Manufacturing: Provides reliable gouging for repairing damaged parts, removing material from metal components, and preparing areas for welding on vehicle bodies and frames.
  • Foundries and Casting Repairs: Effective in foundries for removing defects from cast iron and steel components, and ideal for preparing surfaces for welding repairs on castings that require precision material removal.
  • Pipeline Construction and Repair: Ensures precise back-gouging and material removal in pipeline welding, allowing for high-quality weld joints in pipeline infrastructure that must withstand high pressure and corrosive environments.
  • Heavy Equipment Maintenance: Used for cutting and gouging worn or damaged components of heavy machinery in industries like mining, construction, and agriculture, ensuring quick and efficient repairs.

Specifications

Feature Details
Welding Current AC, DC+-
Min AC OCV 70 V
Gouging Speed 1-1.5 m/min
Typical Electrode Diameters 3.2mm, 4.0mm, 5.0mm
Typical Voltage 43-48 V
Typical Current 130-300 A

For precision gouging, cutting, and back-gouging in shipbuilding, automotive, and steel fabrication. The ESAB OK 21.03 offers unmatched control, versatility, and reliability in demanding environments.

Additional information

Size

3.2 x 350mm (2103323N20), 4.0 x 350mm (2103403N20), 5.0 x 450mm (2103504N20)

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