The ESAB 0457625009 Contact Tip is a critical consumable component designed for high-performance MIG/MAG welding applications. Engineered with a robust M8 thread, this contact tip is specifically calibrated for use with 1.6mm (1/16") welding wires. The internal bore is precision-drilled to 1.9mm, providing the exact clearance necessary to accommodate thermal expansion of the wire during high-amperage welding while maintaining consistent electrical contact. This balance is essential for preventing micro-arcing inside the tip, which can lead to premature failure and unstable arc characteristics.
Manufactured from premium-grade copper alloy, this contact tip exhibits excellent thermal conductivity and wear resistance. In heavy industrial environments, the ability of the contact tip to transfer current efficiently to the welding wire determines the quality of the weld bead and the stability of the arc. The M8 threading provides a larger surface area for current transfer compared to smaller M6 tips, making this unit particularly suitable for higher amperage torches such as the ESAB PSF 405, PSF 505, PSF 410W, and PSF 510W series. The 37mm length is the standard geometry for these torch setups, ensuring proper nozzle stick-out and gas coverage.
Regular replacement of contact tips is a fundamental aspect of welding equipment maintenance. As the bore wears into an oval shape ("keyholing"), the electrical contact point becomes inconsistent, leading to erratic arc behavior and potential burn-back. By utilizing genuine ESAB consumables like the 0457625009, operators ensure that their equipment continues to operate within factory specifications, minimizing downtime and maximizing weld quality.
| Additional Information |
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| Packaging Description:1 Per Ea, pack of 5 |
| Thread Size:M8 |
| Wire Diameter:1.6mm, 1/16" |
| Length :37mm |
| Bore Diameter:1.9mm |
| Material:Copper Alloy |
| Compatible Models:PSF 405, PSF 410W, PSF 505, PSF 510W |
