... mixed gas. 2.60% duty cycle. 3.wire sizes :0.8-1.2mm. 4.gas flow rate:6-12L/min gas torch ... burner1, rating:2, 180A for CO2.3, 150A for mixed gas4, 60% duty cycle5,wire ... sizes :0.8-1.2mm6,gas flow rate:6-12L/min7,Binzelweldingtorch ... names or trademarks, are for identification and convenience ONLY. gas torch burner welding torches