Aluminum metal-arc welding should not change the polarity. It is important that what the composition of the material to weld. It is important that the aluminum workpiece to be cleaned properly!

The hardness should be suitable for hegesztőhuzal.
The following compositions are suggested: AlSi5, AlMg5

The structure of the rollers előtoló "U" profile to be replaced. It is best to structure the roller 4 (2 senior and 2 nyomógörgő). The push to set a minimum compressive strength.
The push to replace plastic wire guides. The gun should be as short as possible! In any event not less than 3m long!
A gun in the carbon-Teflon huzalspirált replaced.
The power transfer dűznit Aluminum Welding town to be replaced (the dűznin marked "AL").

The protective gas "négykilences" Argon (99.99% purity) should be.

Before the welding of sufficient length to be cut back over the wire hanging out!