Agra active lime production line processing basalt. We are a largescale jointstock enterprise integrating R D production sales and service After 40 years of innovation and development we now have three major production sites sandstone grinding and beneficiation and bee an enterprise with both soft and hard strength in Chinas mining machinery industry The production line of mining production line covers feeder crusher vibrating screen jigging machine conveyor and so on Beneficiation theory of chrome ore After crushing by the crushers chrome grains are liberated or dissociated from the gangue and the mixed ore can be fed to the separation processing for the secondary processing stages. Dolomite Processing Plant. Dolomite is one kind of carbonate mineral which includes iron dolomite and manganese dolomite. The dolomite can be used in building materials, porcelain, glass and refractory after crushing. In chemical industry, agriculture, environmental protection, energy conservation, etc, the dolomite is also in a great demand.