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22043003HC - Arcair CutSkill 1/4 Inch Hollow Gouging Electrodes

Packaging: pack of 1
$89.25/PAK $56.64/pack of 1 only $56.64/PAKSave 37%

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OVERVIEW

Arcair CutSkill 1/4" x 12" Hollow Pointed Copperclad DC Carbons

Maximize your gouging efficiency with Arcair CutSkill Hollow Carbons (SKU: 22043003HC). These 1/4-inch diameter electrodes are designed for the air carbon-arc process, a method widely recognized for its speed and cost-effectiveness in removing metal. Unlike standard solid rods, these electrodes feature a hollow core. This unique design characteristic influences the arc physics, often resulting in a more intense arc cone and improved travel speeds for specific gouging tasks. They are particularly effective when a consistent, clean U-groove is required for subsequent welding.

Each rod is 12 inches long and features a high-quality copper coating. This coating serves multiple purposes: it enhances arc starting, improves electrical conductivity, and reduces the rate of electrode consumption by preventing the carbon from overheating. The result is a stable, controlled gouging action that leaves a clean surface requiring minimal secondary grinding or cleanup. These electrodes are optimized for DC current and operate best within the 300 to 400 Amp range, making them suitable for medium to heavy-duty industrial power sources.

Arcair, the inventor of the air carbon-arc process, ensures that CutSkill carbons meet rigorous standards for diameter uniformity and material composition. By choosing genuine Arcair consumables, operators can reduce downtime associated with rod breakage or erratic arc performance. These hollow carbons are an excellent addition to any welder's arsenal, providing versatility for tasks ranging from structural steel repair to shipyard maintenance.

Performance Features

  • Hollow Core: Enhances arc stability and cutting action.
  • Copper Clad: Ensures efficient current transfer and cooler operation.
  • Standard Fit: Compatible with K3000, K4000, and similar gouging torches.
  • Versatile: Effective on mild steel, stainless steel, and other alloys.
Additional Information
Brand:Arcair
Packaging Description:pack of 1
Diameter:1/4"
Length:12 in
Product Type:Hollow Gouging Carbons
Process:Carbon Arc Gouging (CAC)
Material:Copper-Clad Graphite
Current Type:DC
Polarity:DCEP
Amperage Range:300 - 400 Amps

INCLUDED

  • One package of Arcair CutSkill 1/4" x 12" Hollow Pointed Copperclad DC Carbons

APPLICATIONS

  • Weld joint preparation (U-grooving)
  • Back-gouging weld seams
  • Removal of cracks and porosity
  • Foundry casting finishing
  • Maintenance and repair of heavy equipment
  • Shipbuilding and structural steel fabrication

FAQ

Hollow carbon electrodes can provide a more stable arc and often allow for faster travel speeds. The hollow core affects the plasma jet, which can result in a more uniform groove depth and width in certain applications.

For 1/4-inch (6.4 mm) DC copperclad carbons, the recommended current range is typically between 300 and 400 Amps.

These copperclad DC electrodes are designed to be used with Direct Current Electrode Positive (DCEP), also known as Reverse Polarity.

Yes, air carbon arc gouging can be used on stainless steel, as well as carbon steel and many other metals. However, proper post-gouge cleaning is essential before welding.

No, you can use the same standard air carbon arc gouging torch (such as an Arcair K3000 or K4000) that you use for solid pointed carbons, provided it is rated for the electrode diameter and amperage.

The copper coating improves electrical conductivity, allowing the rod to carry high currents more efficiently. It also helps keep the electrode cooler and maintains the rod's diameter during use.

Typically, air pressures between 80 and 100 psi (5.5 - 7 bar) are recommended to effectively blow away the molten metal.