The ESAB 0457455005 Contact Tube is a premium consumable designed to meet the rigorous demands of industrial metal fabrication. Engineered specifically for use with 1.2mm (0.045-inch) welding wires, this contact tube features a standard M8 thread and a total length of 37mm, making it a direct replacement for compatible ESAB PSF series MIG torches. The precise bore tolerance ensures optimal electrical transfer to the welding wire, which is critical for maintaining a stable arc and achieving consistent weld penetration.
Constructed from Copper Chrome Zirconium (CuCrZr), this contact tube offers significant advantages over standard electrolytic copper (E-Cu) tips. The addition of chromium and zirconium creates an alloy that retains its hardness at elevated temperatures, resisting the softening and deformation that often lead to keyholing and wire burn-back. This thermal stability makes the 0457455005 ideal for high-amperage applications, pulsed MIG welding, and automated systems where downtime for consumable changes must be minimized.
Reliability is paramount in production environments. By utilizing genuine ESAB consumables, operators ensure that the current transfer point remains consistent throughout the life of the tip. The M8 threaded base provides a secure mechanical connection to the gas diffuser or tip adapter, preventing loosening due to thermal cycling or vibration. Whether used in manual handheld welding or mechanized setups, this contact tube delivers the durability required for continuous operation.
Key Technical Specifications:
| Additional Information |
|---|
| Wire Diameter:1.2 mm, 0.045" |
| Thread Size:M8 |
| Length:37 mm |
| Material:Copper Chromium Zirconium (CuCrZr) |
| Brand:ESAB |
| Consumable Type:Contact Tip |
| Compatible Torches:ESAB PSF Series, PSF 405, PSF 505 |
| Welding Process:MIG/MAG |
| Packaging Description:pack of 1 |
