Coal Crusher Machine for Sale
Coal Mining Method
There are some common factors need to be taken into account when choosing mining method for coal, such as location, depth, ore characteristic, geometry, morphology, environment, economics etc. Shallow, flat coal deposits are mined by surface processes, which are generally less costly per ton of coal mined than underground mines of similar capacity. In open pit mining, thick seams are mined by traditional quarrying techniques. Underground mining is used for deep seams. SBM provides complete sets of coal mining plant and coal crusher machine for sale for both underground coal mine and opencast coal mine.
Coal Crushing Process
Coal has been a useful resource for human life for long time. It is primarily burned for the production of electricity or heat, and is also used for industrial purposes such as refining metals. In order to use coal more effectively, the coal need to be crushed into different sizes, 0 ~ 25 mm particle size for coal gas stove, 25 ~ 8 mm for steam locomotive, 25 ~ 6 mm for the industrial furnace, and coal power plant requires grain coal of 0 ~ 25mm. Coal crushing process may involves three stages: primary crushing, secondary crushing and tertiary crushing stages for producing different particle sizes. SBM provides high quality coal crusher machine for sale.
First Choice Manufacturer For Grinding Coal