Lastek 7002

Welding of aluminium profiles and plates

Welding of aluminum and aluminum alloys.

No discoloration of the weld after anodizing.

Good bond on the base metal and very good releasing of the slag.

Low spatter and pore-free.

We recommend using Lastek 62 for welding aluminum-silicon castings.

Specifications & Usage


Can be used for welding of pure aluminum, AlMgSi, AlMn, AlMg1 and AlMg3.

Chemical and food industry, fish processing industry, transportation (trucks, construction of containers, etc ...)


Hold the electrode perpendicular to the workpiece, use a short arc and a high travel speed.

Preheat thick pieces to 150 - 200 ° C.

Always use dry electrodes.

Remove the slag thoroughly to avoid corrosion.


Welding proces: Covered electrode (SMAW)
Material Type: Aluminium
Welding positions: PA, PB, PC
Norm : DIN 1732
Classification: Si-AlMn
Norm: AWS A5.3
Classification: E 3003
Minimum packing: 2.5 kg in a plastic box