Submerged arc welding welding flux lj-sj501 sintered flux Lj-sj501 welding flux aws a 5.17 f6a0-el12 soldering flux f7a2-em12k Flux type: aluminum-rutile Basicity index: 0.5-0.8 Remark: 1.Before welding, fluxes should be baked for two hours at 300-350ºc. 2.Removal of rust, oil, dirt, water, impurities, etc in welding areas. Packing: 25kg/bag, pallets are available. Lead time: 2 weeks Performance: vrey good weld bead appearance, excellent slag removal with narrow groove and fillet welds. High resistance to cracking and porosity and insensitive to oil, rust, scale and dirt on the surface to be welded. Applications: used for ordinary carbon steel, low alloy structure and boiler quality steel and high speed welding. Contact: miss helen duan Tel/fax: 0086-532-85641729 25kg/bag