ALU welding wire (AlSi12) diameter 1.2 mm
Spool Ø 200mm - Weight 2 kg

For welding aluminium
Recommended shielding gas: PURE ARGON
High arc stability at high currents
Good corrosion resistance of the wire
High cooling rate
All-position welding
Polarity DC +

Applications:

Automotive bodywork
Agricultural equipment maintenance
Foundry part repair

Standards:
AWS A5.10: ER4047
DIM 1913: E 51 21 R35

Reference: 1011122

Aluminium Wire Spool AlSi 12 Ø 1.2mm - D200 - 2kg

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ALU welding wire (AlSi12) diameter 1.2 mm
Spool Ø 200mm - Weight 2 kg

For welding aluminium
Recommended shielding gas: PURE ARGON
High arc stability at high currents
Good corrosion resistance of the wire
High cooling rate
All-position welding
Polarity DC +

Applications:

Automotive bodywork
Agricultural equipment maintenance
Foundry part repair

Standards:
AWS A5.10: ER4047
DIM 1913: E 51 21 R35

By purchasing this product you will earn 1.25 € thanks to our loyalty program. Your cart will total 1.25 €.

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Description

Chemical analysis %: Cu 0.30 / Mn 0.15 / Si 11.0-13.0 / Fe 0.80 / Mg 0.10 / Cr 0.05 / Zn 0.20

Main composition: Aluminium with ~12% silicon
Use: Welding and brazing of aluminium alloys, often as a replacement for ER4043 when better crack resistance is required

Advantages:
Very low hot cracking tendency
Lower melting point → ideal for brazing
Good bead appearance and good fluidity

Limitations:
Slightly lower mechanical strength compared to some other alloys
Bead colour may differ more from the base metal (less aesthetically pleasing if unpainted)

Typical applications:
Automotive (radiators, heat exchangers)
Aerospace
Assemblies requiring a low melting point or finer thermal control

In summary, ER4047 is a higher-silicon version of ER4043, offering better crack resistance, at the cost of a lower melting point and slightly reduced mechanical strength.

Characteristics of Aluminium Wire Spool AlSi 12 Ø 1.2mm - D200 - 2kg

Wire diameter Ø 1.2 mm

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