Copper Cathode Suppliers, Bulk Industrial Supply & Global Export
Copper Cathode Overview
Copper cathode is a refined copper product and the primary feedstock for wire rod mills, electrical component manufacturers, and industrial processing facilities worldwide.
It is produced through two principal methods: electro-refining, where impure copper anodes are dissolved electrolytically and pure copper is deposited onto starter sheets at 99.99% purity; and Solvent Extraction Electrowinning (SX-EW), a hydrometallurgical process increasingly used to recover copper from lower-grade oxide ores.
The resulting cathode sheets serve as the purest commercially traded form of copper, underpinning global supply chains across manufacturing, energy, and infrastructure sectors.
Copper Cathode Specifications
Our copper cathode meets LME Grade A standards and is compliant with ASTM B115 and BS 6017 1981 specifications, making it accepted on international commodity exchanges and suitable for the most demanding industrial applications.
| Parameter | Specification |
|---|---|
|
Purity |
99.95% – 99.99% Cu minimum |
|
Grade |
LME Grade A / Premium |
|
Dimensions |
914mm × 914mm × 12mm |
|
Weight per Sheet |
85 kg |
|
Sulfur (S) |
≤ 4 PPM |
|
Iron (Fe) |
≤ 2 PPM |
|
Lead (Pb) |
≤ 0.2 PPM |
|
Production Method |
Electro-refining / SX-EW |
|
Standards |
ASTM B115, BS 6017 1981, u-Cath-1 |
Applications of Copper Cathode
Copper cathode is one of the most versatile and widely consumed refined metals in industrial production. Its high electrical conductivity, malleability, and corrosion resistance make it indispensable across a range of sectors:
Wire and Cable Manufacturing
Copper cathode is the direct feedstock for copper rod and wire production, which forms the backbone of global electrical infrastructure.
Electrical and Electronics
Used in transformers, electric motors, printed circuit boards, and electronic components requiring consistent high-purity copper.
Renewable Energy Systems
Wind turbines, solar panel arrays, and grid modernization projects depend heavily on copper cathode due to its conductivity efficiency in power transmission.
Electric Vehicles (EV)
EV battery systems, charging stations, and onboard wiring harnesses consume significantly more copper per unit than conventional vehicles, driving surging demand.
Construction and Infrastructure
Copper is used in plumbing, roofing, architectural cladding, and building electrical systems worldwide.
Consumer Goods and HVAC
Appliances, air conditioning units, and industrial heating systems all rely on copper cathode-derived components.
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Copper Cathode FAQ's
Copper cathode is used as the primary feedstock for wire rod, cable, electrical components, renewable energy systems, EV batteries, and construction applications.
LME Grade A copper cathode carries a minimum purity of 99.99% copper, with strictly controlled impurity levels compliant with ASTM B115 and BS 6017 1981.
It is stacked on sea-worthy wooden pallets, shrink-wrapped, and containerized in 20ft or 40ft ISO containers with full export documentation.
Yes. We export copper cathode globally under FOB, CIF, CFR, and CIP terms with full documentation including SGS inspection certification.
Our standard MOQ is 250 metric tons. Annual and long-term contracts are available for larger committed volumes.