rock crusher

A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust.
Crushers may be used to reduce the size, or change the form, of waste materials so they can be more easily disposed of or recycled, or to reduce the size of a solid mix of raw materials (as in rock ore), so that pieces of different composition can be differentiated. It is the main machine in stone production line.
　　A 　rock crusher, as the name implies, is a device that crushers large rocks into smaller, more manageable pieces. Utilized primarily in the construction and road-building industries, crushers can process natural rock and reclaimed materials like concrete to produce aggregate products such as gravel, rock dust, or rock fill used for erosion control or landscaping. The basic design of most crushers includes a hopper at the top where raw material is held before being fed into the crushing mechanism by either gravity or a belt drive. After the material is crushed, it is then discharged through an opening at the bottom where it can be further processed. The several types of crushers include jaw crushers, impact crushers, cone crushers, gyratory crushers, and roller crushers.
Crusher is widely used in various materials processing of mining &construction industries, such as it is suit for crushing granite, marble, basalt, limestone, quartz, cobble, iron ore, copper ore, and some other mineral &rocks.
　　Shanghai Shibang Machinery Co., Ltd. is professional manufacturer of crushing and powder making equipment. It is a major production and export base of sand-stone and powder making machinery in China.
　　SBM VSI crusher is designed by reputed German expert of Shibang and every index of VSI crusher is in worlds leading standard. SBM VSI crusher incorporates three crushing types and it can be operated 720 hours continuously. Nowadays, VSI crusher has replace hammer crusher roller crusher, roller ball mill, etc. and become the mainstream equipmentin sand manking business.
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