The primary crusher breaks the large rocks from the pit into smaller pieces. the primary crusher can crush between 300 and 2,000 tons per hour. as the rocks pass through the crushers, they are moved around the processing plant on conveyor belts. after crushing, rocks are broken down to smaller sizes and go through a screening process. by using Rotary breakers fig. 1. the rotary breaker serves two functions—namely, reduction in top size of rom and rejection of oversize rock. it is an autogenous size-reduction device in which the feed material acts as crushing media.Grinding mill. xsm grinding mills vary from coarse grinding, medium grinding to micro fine grinding.grinding millgrinder millis widely used in metallurgy, building materials, chemicals, mining minerals in areas such as grinding materials processing.the materials include line, calcite, barite, coal, gypsum, mica and bentonite powder.Rotary breaker is designed to address the functionality of breaking the coal pieces and separate the hard unbreakable rocks with limitation. to optimise the ash content you need to ascertain the population elemental analyses like ash, volatile material and raw coal in each size fraction and select the suitable process to materialize the desired Titanium dioxide production plant equipment cone crusher series assembly diagram price of a jaw crusher in south africa phosphate rock classifiers stone crusher compostage calcite grinding machine for sale quartz grinding manufacturers tungsten carbide grinding wheel rolling milling alluminium belt conveyor untuk batuJaw crushers for coal breaking. 100x60 mini jaw crusher for rock ore slag steel slag coal stone this jaw crusher is made of manganese steel which has more hardness than carbon steel it is applicable to medium and fine crushed materials for the purposes get price rotary breaker crusher used for coal crushing operation of rotary breaker crusher Rotary breakers rotary breakers are used to separate hard rock lumps from coal while crushing the rom size up to 500 mm to 125 200 mm in situations where coals hardness is significantly lower compared to that of contaminating stonesrocks ring granulators. double rotary crusher used in thermal power station toThe rate of generation of this tailing oversize os reject at feed grizzly is approx. 7-9 tonday. some rocks blocks are difficult to break and needs manual breaking or rock breaker. we normally set up a team for manual breaking the rocks 60-100mm and will look for rock breaker attachment for bigger 60-100mm rocks.