Otto's Original - Quality products since 1901
Soft Soldering


Flux for soft-soldering of aluminium, halogen-activated
Type 2.1.2.A according to ISO 9454

Pictures may differ from the original.

Packaging units:
Canister of 1,000 ml; other packaging on request. Please note our terms and conditions of sale.
Application area: Soft-soldering of aluminium
Appearance/smell: Colourless to light yellow, liquid
ph-value: 5 – 8
Density at 20 °C: Approx. 1.0 g/cm³
Water solubility: Water soluble
Debris: Must be removed
Flux Selection: Suitable solders are required
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Added customer value

  • Special flux for soft-soldering of aluminium
  • Very strongly activated
  • Residues are easy to remove


Questions about our products?
We will advise you by phone 06123 / 7046-0.