The Tweco EL24CT-75H (Stock No. 1260-1658) is a high-performance MIG welding nozzle designed specifically for the Tweco Eliminator series of air-cooled MIG guns, including the EL450 and EL550 models. This product is supplied as a package of two, ensuring operators have immediate replacements available for high-volume production environments. The nozzle features a substantial 3/4-inch (19.1mm) bore, which is engineered to facilitate laminar gas flow in high-amperage welding procedures where shielding gas coverage is critical to preventing porosity and oxidation.
A defining characteristic of the EL24CT-75H is its "Coarse Thread" (CT) design. Unlike fine-threaded nozzles that can easily cross-thread or seize due to thermal expansion and spatter accumulation, the coarse thread profile allows for secure seating with fewer rotations. This design not only expedites the removal and installation process for nozzle cleaning and contact tip changes but also enhances the mechanical durability of the connection point on the conductor tube. The nozzle is self-insulated, integrating the insulation material directly into the assembly, which simplifies the front-end consumables inventory by removing the need for a separate insulator part.
Constructed from high-grade copper alloy, the EL24CT-75H offers superior thermal conductivity, effectively dissipating heat generated during the welding arc. This thermal management extends the service life of the nozzle and helps reduce spatter adhesion. The nozzle geometry typically provides a recessed contact tip relationship, which is advantageous for higher current applications to protect the contact tip from excessive radiant heat and spatter feedback.
| Additional Information |
|---|
| Brand:Tweco |
| Item:Nozzle |
| Packaging Description:pack of 2 |
| Front End:Tweco |
| Bore Size:3/4" (19.1mm) |
| Thread Type:Coarse Thread |
| Series:Eliminator |
| Part Number:EL24CT-75H |
| Compatible Guns:EL450, EL550 |
