Stick welding Aluminum polarity :

Usually, it is DC polarity.

Aluminum Stick electrode:

Many brands are offering Al electrode.

The most common and available electrodes:

• Hobart Al stick electrode,
• Shark Electrode,
• Zena electrode

Limitation and problem of stick welding:

• The process is relatively complicated.
• It is a slow process.
• Hard to apply on the thinner object.

Stick welding is a difficult but exciting process. So for welding Aluminum through stick welder needs accuracy and patient. It required expert labor. If you are new, practice to learn it. Prepare yourself to deal with it.

The above instruction and technique will help both expert and beginner for welding Al with a stick welder.