Congo (DRC)
联系人 Mr. BENI
29AV LUMUMBA, BENI, NORTH KIVU
After refining, coltan produced tantalum metal powder heat-resistant, capable of electric charge. Coltan is used in the production of various equipment including cellular phones, computers etc. The propeties of this material coltan are a vital element in the manufacture of electronic components for controlling the flow of electric current in miniaturized circuits.
