Designated chemically as FeSi45, atomized Ferrosilicon powder (43-47% Si content) exhibits distinct metallurgical characteristics and end-uses compared to conventional ferrosilicon powders. Primary utilization occurs in welding consumable manufacturing, where it functions as both a flux-coated electrode constituent and wire welding additive within electrode/wire production facilities. This #45-grade material undergoes aqueous atomization processing – a high-pressure hydraulic fragmentation technique converting molten ferrous alloy into micronized particulate form with enhanced physicochemical refinement.