Cold enamel A,B,C.

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Cloisonné technique

Work the front and back of the copper blank according to the basic instructions and harden.
Leave to cool.
Sprinkle Cold enamel powder again thinly on the front.
Bend the desired motifs into shape using aluminium wire.
Position the pieces and harden again.
 

You can also use copper of silver wire from the hot enamel category.