Weld Rod Matweld Aluminium ARC 2.5MM M009 (4) is the most versatile electrode for aluminium arc welding. Can only be used with DC welding machines with reverse polarity. For weld repairs on aluminium castings and aluminium alloys. Pre heat before welding is recommended to avoid creating stress points.
Reccommended Amperage: 40 - 70 AMPS AC/DC (+)
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