Coltan is a dull black metallic ore from which the elements niobium and tantalum are extracted. The niobium-dominant mineral in coltan is columbite, and the tantalum-dominant mineral is tantalite. Tantalum from coltan is used to manufacture batteries for electric cars, and in tantalum capacitors used in electronic products. Coltan mining
NO.11 Changchun Street, High-tech Development Zone, Zhengzhou,China
Telephone : +0086-371-86581139
FAX : 0086-371-86581139
Email : firstname.lastname@example.org
Copyright © 2018 CFC Mining Technology & Equipment Inc.