- Exceptionally high impact resistance, heat resistance and thermal conductivity;Higher heat resistance than lava nozzles;Most popular nozzle type in TIG welding;Resist splatter build-up;Recommended for most welding operations except for use in confined areas;Made from high strength alumina;Has very good electrical insulating properties -
![Best Welds Alumina Nozzle TIG Cup, 7/16", Size 7, For Torch 17, 18, 26, Gas Lens, 10 EA, #54N15 Best Welds Alumina Nozzle TIG Cup, 7/16", Size 7, For Torch 17, 18, 26, Gas Lens, 10 EA, #54N15](https://cdn11.bigcommerce.com/s-gdy1ehz/images/stencil/500x659/products/231231/334827/900-54N15__08979.1592575626.jpg?c=2)