The ESAB 0457455008 Contact Tube is a premium consumable component designed to meet the rigorous demands of industrial MIG/MAG welding. Engineered for compatibility with the widely utilized ESAB PSF series of welding guns (including PSF 305, 405, and 505), this contact tip ensures reliable current transfer and consistent wire feeding. The tube features a standard M8 thread and a total length of 37mm, making it a direct replacement for standard setups within the PSF ecosystem.
A defining characteristic of this contact tube is its material composition. Unlike standard electrolytic copper (E-Cu) tips, this component is manufactured from Copper Chrome Zirconium (CuCrZr). This alloy offers superior hardness and thermal stability, allowing the tip to withstand higher temperatures without softening or deforming. For industrial fabrication environments where high duty cycles and high amperage are the norm, CuCrZr tips significantly reduce the frequency of consumable replacements, thereby optimizing operational efficiency and reducing downtime.
The bore is precision-machined to accommodate 1.2mm (0.045") welding wire. A precise tolerance between the wire and the contact tip bore is critical for maintaining a stable electrical connection. Loose tolerances can lead to micro-arcing inside the tip, while overly tight tolerances can cause friction and feeding issues. ESAB's manufacturing standards ensure that the 0457455008 provides the optimal balance, facilitating smooth wire delivery and a stable arc characteristic essential for high-quality structural welds.
This product is an essential stock item for maintenance, repair, and operations (MRO) departments supporting heavy fabrication, automotive manufacturing, and structural steel sectors utilizing ESAB welding equipment. By choosing genuine ESAB consumables, operators ensure the longevity of their torch front-end parts and maintain the validity of equipment performance ratings.
| Additional Information |
|---|
| Packaging Description:1 Per Ea |
| Consumable Type:Contact Tip |
| Wire Diameter:1.2mm (0.045") |
| Thread Size:M8 |
| Length :37mm |
| Material:CuCrZr (Copper Chrome Zirconium) |
| Compatible Series:PSF Series |
