The surface magnetic field intensity of permanent-magnetic roller separator is far higher than that of common permanent-magnetic separator. It is convenient for operation, management and maintenance. It also displays outstanding performance of energy-saving (mainly electricity) in the practical application of all kinds of concentration plants. The roller of permanent-magnetic roller separator has three options in the tank for meeting different separation requirements, namely CTB, CTS and CTN. The CTB is suitable for the roughing and culling of http://www.nadomining.com/