U   UNI CUPRIT IS AN OFF-WHITE COLOURED POWDER FLUX USED FOR COPPER BASE ALLOYS DURING MELTING. PURE COPPER OR COPPER ALLOYS ARE VERY DIFFICULT TO MELT AND ARE VERY SUSCEPTIBLE TO GASSING. IN CASE OF ALLOYS THE OXIDATION LOSSES OF ALLOYING ELEMENT SHOULD BE REDUCED. UNDER THE COATING COVER OF UNI CUPRIT BOTH OXIDATION LOSSES AND THE HYDROGEN PICK UP FROM MOISTURE IN THE ATMOSPHERE ARE PREVENTED.