... specialize in manufacturing and exporting CCA wire, CCS wire, CCAM wire, TCCS wire, TCCA wire, and TCCAM wire with different All technology indexes of ... and aluminum will change while drawing,but the copper layer volume is relatively stable, with smoothly and roundsurface, ... CCA has itsown features of density equality of copper layer, high compactness and fine enlongingcapacity. This bimetal compound ...