- AWS A5.3: E 4047
- DIN 1732:El Al Si12
- for welding all types of alminium castings (up to Si 12%)
- applications: repair welding, window frames, aluminium castings, engine blocks, car components etc
- pre-heating of 150-250°C is recommended for thick materials before welding
- normative consistency of welding agent: Mg 0,1 / Si 12,0 / Cu 0,05 / Al the rest
- breaking point min. 180 N/mm²
- yield point min. 80 N/mm²
- ultimate elongation min. 5%
- thickness 3,2 mm
- welding current DC(+), AC 80 - 110 A
