Limestone crusher 2PG-750*500 roll crusher

The series of 2roller crusher can be applied in industrial sectors such as ore crushing ,chemical industry, cement, refractory, abrasive and construction industries to break ores and stones of high and medium rigidities, and particularly applied in the building material industry to produce pisolitr and pea gravel, which is with better effect than ordinary crushers. This series crusher has good characteristics like reliable working, simple maintenance, low operating cost and adjustable marking granularity.   

1. There are less over crushed minerals; 

2. 2. The shape, size and arrangement of the cogs on the rollers can be adjusted according to the material properties.

3. the machine is used in coal industry, cement industry and silicate industry and also has improvement and development.

Through the feed opening, the raw materials fall to between the two rollers, after crushed, the final products drop naturally. When there are unbreakable materials or too hard material, the roller will concede automatically under the effects of spring and hydraulic pressure, which will widen the clearance between the rollers and make the hard or unbreakable so as to avoid the machine damage. The clearance between the two rollers can be adjusted to change the sizes of final products.

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