What stone crusher coal mining?

A stone crusher is a machine used to crush stones or rocks in order to produce various types of aggregate or building material, such as gravel, sand, or rock dust. In the context of coal mining, stone crushers are used to break down coal into smaller sizes suitable for transportation and further processing. Coal mining often involves the use of heavy machinery, including loaders, bulldozers, and conveyor belts, which transport the coal from the mine to processing facilities. Stone crushers are often used to reduce the size of the coal to a more manageable size for transport and processing.

Here is a list of commonly used stone crushers that are used in the coal mining industry:

1. Jaw crushers: These are the primary crushers that are used to reduce the size of large rocks into smaller sized rocks or gravel. They are commonly used in open-pit mining.

2. Impact crushers: These crushers use the force of impact to break down the material. They are commonly used in underground mining where the coal is located in hard rock formations.

3. Cone crushers: These crushers are similar to the jaw crushers but have a conical shape. They are used to crush the coal into smaller sizes and are commonly used in surface mines.

4. Hammer mills: These are used to crush coal into fine powder. The hammer mills have rotating hammers that grind the coal until it is small enough to pass through a screen.

5. Roll crushers: These crushers are used to crush coal into a more uniform size. The roll crushers have two large cylinders that rotate in opposite directions, crushing the coal between them.

6. Rotary breakers: These are large machines used to break down coal into smaller sizes. They consist of a large rotating drum that breaks up the coal as it passes through.

There are various books available on stone crusher and coal mining. Here are a few recommendations:

1. "Crushers: Stone Crusher, Mining Crushers from China" by Crushers

2. "Coal Mining Equipment at Work: Featuring the World Famous Mines and Mining Companies of Western Kentucky" by Michael Davis

3. "Crushing and Screening Handbook" by Metso Corporation

4. "Underground Mining Methods Handbook" by Richard L. Bullock

These books cover a wide range of topics related to stone crusher and coal mining, including equipment, techniques, safety procedures, and more.