The ESAB 0468502010 Contact Tip is a premium-grade consumable designed to meet the rigorous demands of heavy industrial MIG/MAG welding. Engineered from a specialized Copper Chromium Zirconium (CuCrZr) alloy, this contact tip offers superior physical properties compared to standard electrolytic copper (E-Cu) tips. The addition of chromium and zirconium to the copper matrix significantly increases the recrystallization temperature of the material. While standard copper tips may begin to soften and deform at temperatures around 250°C, CuCrZr retains its hardness and structural integrity at temperatures exceeding 500°C. This thermal stability is critical when welding with large diameter wires, such as the 1.6mm (1/16") wire this tip is designed for, where resistive heating at the contact point can be intense.
Precision manufacturing is at the core of this component. The tip features a robust M8 thread, which provides a large surface area for electrical contact with the tip holder or gas diffuser, ensuring efficient current transfer and minimizing voltage drop across the connection. The 37mm length is a standard dimension for many high-capacity MIG guns, allowing for optimal positioning within the gas nozzle to ensure adequate shielding gas coverage of the weld pool. The internal bore is drilled to tight tolerances to accommodate 1.6mm wire smoothly, reducing friction while maintaining sufficient electrical contact for a stable arc.
In automated and robotic welding environments, where uptime is paramount, the extended service life of CuCrZr tips provides a tangible return on investment. By resisting "keyholing" (the ovalization of the tip bore due to wire wear) and preventing the tip from melting back or fusing to the wire during burnback events, this ESAB contact tip ensures consistent Tool Center Point (TCP) accuracy and reduces the frequency of consumable changeovers. It is an essential component for fabricators working with structural steel, heavy machinery, or shipbuilding applications requiring high deposition rates.
Key Technical Specifications:
| Additional Information |
|---|
| Packaging Description:1 Per Ea, pack of 10 |
| Item:Contact Tip |
| Material:CuCrZr (Copper Chromium Zirconium) |
| Wire Diameter:1.6mm (1/16") |
| Thread Size:M8 |
| Length :37mm |
| Compatible Process:MIG/MAG Welding |
