Monday to Thursday 7:30–16:30 · Friday 7:30–15:00
LINCOLN ELECTRICAWS E4047

Lincoln AlSi 12 aluminium electrode

Lincoln Electric aluminium electrode for welding and repairing wrought and cast aluminium alloys with more than 7 % silicon. Good weldability without porosity, and also suitable when the properties of the aluminium aren't known.

  • Aluminium with silicon
  • DC+ current
  • All except vertical down
  • Also for hardfacing
Electrodos de aluminio Lincoln AlSi 12 en Hierros Arjo, Tenerife

Sizes we stock

Add the ones you need to your order and ask us for a price.

  • Ø 2.5 × 350 mm
    Format
    Blister pack
    Electrodes
    7 per blister
    Recommended current
    40–70 A

Lincoln also makes it in 3.2 × 350 and 4.0 × 350 mm, in 2 kg tins. If you need it, just ask.

Technical specifications

FeatureAlSi 12
AWS classificationA5.3: E4047
EN ISO classification18273: El-AlSi 12
MaterialWrought and cast aluminium alloys with more than 7 % silicon
CurrentDC+
PositionsAll, except vertical down
Yield strength (typical)80 MPa
Tensile strength (typical)180 MPa
Elongation (typical)5 %
Typical compositionAluminium with 12 % silicon

Manufacturer's data (Lincoln Electric). Typical values of the deposited metal.

Features

  • No porosity

    Good weldability and a pore-free deposit.

  • Also for hardfacing

    Can be used as a hardfacing electrode.

  • Unknown aluminium

    Suitable when the properties of the aluminium aren't known.

  • DC+

    Welded on direct current, electrode positive.

What is it used for?

For aluminium alloys with more than 7 % silicon.

  • Repairing aluminium parts
  • Cast aluminium
  • Wrought aluminium
  • Hardfacing

How to order

  1. 1

    Choose the size

    Add it to your order or message us directly on WhatsApp.

  2. 2

    We give you a price

    We reply with the price and availability, with no obligation.

  3. 3

    Collect it or we deliver

    At our warehouse in Icod de los Vinos or with delivery across Tenerife.

Services

  • Expert adviceTell us what you're going to weld and we'll recommend the consumable.
  • Lincoln Electric consumablesGenuine Lincoln electrodes and wires.
  • Warehouse collectionC/ Poeta Viana s/n, Icod de los Vinos.
  • Delivery across the islandWe deliver to your site or workshop.

Frequently asked questions

What is AlSi 12 for?

For welding and repairing wrought and cast aluminium alloys with more than 7 % silicon. It's also suitable as a hardfacing electrode.

What amperage do I use?

According to Lincoln Electric, 40 to 70 A for the 2.5 × 350 mm.

What current is it welded with?

With direct current, electrode positive (DC+).

How do you sell it?

In blisters of 7 electrodes, 2.5 × 350 mm.

What if I don't know what aluminium it is?

Lincoln states it can be used when the properties of the aluminium aren't known.

Do you deliver across Tenerife?

Yes. We deliver across the island from our warehouse in Icod de los Vinos. If you prefer, you can collect it from the warehouse.

You may also be interested in

Need to weld aluminium?

Tell us how many blisters you need and we'll give you a price.