... ,constant and stable welding quality,easy operation,easy change for can size,solid and good-looking weld seam,suit ... 380Vfrequency:50Hzelectric comsumpt:20KVA Welding frequency120-260Hz Cooling water392-490kpa, 12-18oC, 20L/min. Compressed air490kpa, 800L/min. Dimensions1980 X ... productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); Fully Automatic Soldering Machine for 3-Pieces Tinan