Foundry products
since 1879

CUPRAL 102 – Powdered Flux for Bronzes

Cupral 102 is a powdered flux recommended for coverage and desoxidation treatments of Bronzes containing Aluminium, Silicon or Manganese in melting, electric or crucible furnaces.

The product stops the aluminium oxidation, raises the mechanical characteristic of the cast and reduces the melting drop. It is indicated for melting in sand casting foundries using crucible furnaces.

Cupral 102 melting point is approximately at 850°C.

Packaging and storage

25 kg paper bag laminated with polythene, moisture resistant, heat sealed at the base.


The product is hygroscopic: Store in a dry storage and close the package after each use. If the product is stored in a dry place away from sunlight, the product does not expire.

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