Company News
Kefid's river pebble sand making machine
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River pebbles are taken from the river channel, with high hardness and good pressure resistance. It is a common raw material for producing mechanism sand. The mechanism sand produced has good quality ...
Kefid will participate in the 127th Canton Fair
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This year is a special year. Although it has blocked the pace of coming to visit, we are all looking for solutions. The online cloud exhibition hall is one of them. We will show you the strength and p...
The equipment for mechanism sand production line using limestone as raw material
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Mechanism sand refers to rock particles with a particle size of less than 4.75 mm made by mechanical crushing and sieving after earth removal treatment.Raw materials for mechanism sand are widely avai...
The application of vertical shaft impact crusher in production of mechanism sand
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The centrifugal vertical shaft impact crusher, which is a crushing equipment that uses impact energy to crush materials. In recent years, with the explosive development of the mechanism sand industry,...
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Cone crusher is mainly used for fine stone crushing. The medium and fine crushing cone crusher has large processing capacity, low power consumption, large crushing ratio and uniform product size. It i...
The equipment suitble for processing in the refractory industry
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In recent years, metallurgical, building materials, chemical and other industries are in an era of technological development and technological change. Such as high air temperature, fire air volume ope...