gb Copper (Grade A 99.99% Cathodes, Wire Rod): Technical Data Sheet | Sourcing
Brokerage & Commodities

Copper: Technical Data Sheet & Sourcing

Access international specifications for refined copper (Grade A Cathodes Cu-CATH-1, 8mm Wire Rod, Concentrates) and facilitate matchmaking between producers, global traders, and industrial processors.

  • Contract Types

    Spot Orders, Annual Master Agreements & LME Warrants

  • Standard Purity

    Grade A (Cu 99.99% Min. ASTM B115 / BS EN 1978)

  • Main Hubs

    Rotterdam, Antwerp, Shanghai (SHFE), Singapore, Busan

Definition & Standard

What is Refined Copper (Grade A Cathodes)?

The Copper is a strategic non-ferrous metal renowned for its exceptional electrical and thermal conductivity, ductility, and corrosion resistance. It is the cornerstone of the energy transition, power grids, telecommunications, and electronics.

The benchmark product on international physical markets is Grade A copper cathode (electrolytic designation Cu-CATH-1). It is also traded as processed 8mm Continuous Cast Copper Rod for cable manufacturing.

Grade A Cathodes Technical Specifications (ASTM B115)
Copper Content (Cu)99.99% Minimum
Lead (Pb)5 ppm Max. (0.0005%)
Iron (Fe)10 ppm Max. (0.0010%)
Sulfur (S)15 ppm Max. (0.0015%)
Electrical Conductivity (IACS)100% Minimum
Dimensions & WeightPlates ~ 100-125 kg | Bundles ~ 2 to 2.5 metric tons
Global Market

Major Producing Countries & Hubs

The global copper supply chain spans from Andean belt extraction mines to mega-smelters in Asia and Europe:

  • Chile & Peru: World's leading ore and cathode producers (Codelco, BHP, Antofagasta, Freeport-McMoRan) supplying international trade.
  • China: World's top copper refiner and consumer, central to driving demand and prices on the Shanghai Futures Exchange (SHFE).
  • Democratic Republic of Congo & Zambia: Major Central African mining zone producing high-grade cathodes and concentrates.
  • Europe (Germany, Poland, Spain): Advanced refining plants (Aurubis, KGHM) specializing in LME-registered cathodes and wire rod.
Procedures & Logistics

LME Pricing, Cathode Premiums & Logistics

Due to its high market value, copper shipping and contract execution adhere to strict standards:

LME/COMEX Price + Premium

Prices negotiated based on LME Cash / 3M (or COMEX) quotes plus a regional physical premium (CIF Shanghai, CIF Rotterdam, US Premium).

Packaging & Security

Transported in sealed ocean containers (20ft FCL ~20-25 metric tons) strapped with heavy-duty metal bands.

Inspection & Incoterms

Chemical analysis and joint weight verification by accredited surveyors (SGS, Alex Stewart, Steinweg). Common terms under Incoterms FOB, CIF, or FCA LME Warehouse.

Our Areas of Expertise