I. Project Overview:
A Turkish company plans to purchase electrolytic copper (Copper Cathode) on a long-term basis. The specific procurement requirements are as follows:
Monthly Purchase Volume: 50,000 tons
Contract Term: Initially planned as a long-term contract of no less than 12 months
II. Product Technical Requirements:
Standards: EN 1977 CU-CATH-1
III. Chemical Composition:
Copper (Cu): ≥ 99.99%
Oxygen (O): ≤ 0.0010%
IV. Maximum Impurity Levels:
Iron (Fe): 0.0008%
Nickel (Ni): 0.0002%
Lead (Pb): 0.0003%
Antimony (Sb): 0.0003%
Arsenic (As): 0.0003%
Sulfur (S): 0.0010%
Bismuth (Bi): 0.0001%
Tin (Sn): 0.0001%
Tellurium (Te): 0.0001%
Zinc (Zn): 0.0003%
Silver (Ag): 0.0010%
Electrical Performance Parameters:
Specific Resistivity at 20°C: 0.1718 × 10⁻⁶ Ohm·mm²/m
Electrical Conductivity: ≥ 58.21 MS/m