PRODUCT INFORMATION Category: Aluminum Welding Wire & Electrodes Alloy: WW4043CTD Class: E4043 Description: E4043CTD for arc welding aluminum, is a coated electrode with an extruded coating designed for production and maintenance welding of aluminum and aluminum alloys. Arc stabilities excellent, spatter and fuming are minimal. It is essential that all aluminum alloys and welding filler wires are clean and free from contamination. Chemical Composition Si 4.5 - 6.0 Fe 0.8 max Cu 0.30 max Mn 0.05 max Mg 0.05 max Zn 0.10 max Ti 0.20 max Al Remainder Be 0.0008 max Other 0.15 max