Secondary impactors are widely accepted as the machine of choice as secondary reduction units for materials of medium to low silica contents such as limestone, dolomitic limestone, dolomite and gypsum.
Large feed opening, cubical products, high reduction ratio, high capacity, low investment and operating costs are some of the features which make these crushers ideal as secondary crushers in complete crushing plants.
Ease of maintenance is another prime advantage of these crushers. Hydraulic opening of the frame, external breaker plate adjustment, quick and easy blow bar change-out and liner replacement are a few of the features which make operation as simple as possible.
Secondary Impact Crushers may divided different types