Dec 20, 2011· Wirtgen developed the 4200 SM surface miner in conjunction withironproducer Fortescue Metals Group (FMG) as a high-performancemachinesuited to the demands of theiron ore mining process. Thevehiclehas acutting drum unitthat is customised for the hard rock conditions prevalent iniron ore mining, although it can also be installed with a cutter for the softer rock of surface coal mining.
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Chat OnlineThe combination crusher is a new generation high efficiency crushing machine designed and researched by integrating the domestic and foreign crusher technology with the same kinds and optimizing the main technical parameters.
A rotary kiln is a device that supplies tremendous amounts of heat in order to change the chemical composition of an object.
The hammer crusher, also named heavy hammer crusher, crushes by the collisions between high-speed hammer and materials. It has features of simple structure, high reduction ration, high efficiency, etc.