... water level rise up rapidly. Comparing with dry cutting , underwater plasma cutting consumes 15% more electricity, and the cost of manufacturing ... speedmm/min0~120007Torch lifting distancemm2008CNC controllerJF-CNC08C,China; MicroEDGEII, Hypertherm; EDGEII, Hypertherm9Plasma sourceHPR130,HPR260 or HPR400,Hypertherm TG700 underwater CNC plasma cutting machine