These images depict electrodes with different ratios of hard carbon (red) to Al2O3 (green), the latter of which is electrochemically inert. Using the more diluted versions of the electrode, certain ...
Arc welding using the Metal filler wire as consumable electrode and an Inert Gas to protect the molten pool against oxidation. Figure 1. Schematic of the MIG welding process. In the metal inert gas ...