SLICE EXOTHERMIC CUTTING RODSUnlike any other cutting process used today, the Arcair SLICE systems can cut, burn or pierce virtually any metallic, non-metallic or composite material. Specially designed flux coated cutting rod, patented single piece construction maintains the balance necessary to sustain the exothermic reaction. pecially Designed Cutting Rod One piece patented construction maintains the balance necessary to sustain the exothermic reactionCutting rod sustains the burn without constant electrical power once ignited