Specifications:ER5356 1) Si:0.5% 2) Cu: 0.1% 3) Mn: 0.05-0.20% 5) Mg: 4.5-5.5% 6) Zn: 0.1% 7) Al: balance Application:Outstanding corrosion resistance,high strength,exceptional versatility,primarily used for argon-arc welding of aluminum alloy,especially for 5083 aluminum alloy Packing: MAG/MIG wire:7kg/spool, every spool in one carton,then put on the wooden pallets TIG wire:5kg per tube