Aluminium, copper
Copper isotope with 99.99% purity and with cu63% & cu65% stability.
Copper ore
Ultrafine Nano Copper Powder Isotope 99.999%.
Copper wire scrap millberry
Copper ore
Copper, brass /(20-(100/ 60)6, 50)5
Copper Cable Scrap
Scrap like copper cable scrap, aluminum.
pvc insulated power cable, electric cable.