Copper Millberry Purity : 99.9% Scrap Below is the details of our Copper Scrap WIRE SCRAP Chemical Composition: Cu Hardness : 2½ - 3 Specific Gravity : 8.9 Luster : Metallic Crystal System is isometric Streak is reddish copper color. Hardness : 2.5-3 Specific Gravity : 8.9+ Boiling point : 2,567 degrees C Atomic number : 29 Tensile strength : approx. 19,000 psi Atomic weight : 63.546 Melting point : 1,083 degrees Copper : 99.99 % minimum
