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Kefid's impact crusher models

Kefid's impact crusher models

1214 is one of the standard models of the PF series impact crusher. It is widely used in stone processing. It is a medium-capacity crusher. The output of a single machine is 90-180 tons (according to different stone hardness and discharge size,there...

Jul 02, 2021

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The maintenance measures that improving the performance of sand making machines

The maintenance measures that improving the performance of sand making machines

The vertical shaft impact crusher consists of rotor, crushing cavity, motor, transmission device, main shaft system, lubrication system and electronic control system. In order to maintain the good performance of the sand making machine, it is necessa...

Jun 08, 2021

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  • The standard of mechanism sand for concrete mixing plant

    The main indicators to measure the quality of sand are: mud content, sand particle size, fineness modulus and sand hardness. 1. Mud content: According to the Quality Standards and Inspection Methods of Sand for Ordinary Concrete JGJ52-2011: The limit...

    Apr 09, 2021

  • The technological processes of the mechanism sand production line

    The mechanism sand refers to the sand processed by the sand making machine and other ancillary equipment. The finished product is more regular and can be processed into sand of different rules and sizes according to different technological requiremen...

    Mar 03, 2021


The 129th Canton Fair

Canton Fair is China Import and Export Commodities Fair which held in Guangzhou e....

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Bauma China 2020

Bauma China, the international trade fair for construction machinery, building ma....

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The 127th Canton Fair

As the regulars of Canton Fair, Kefid will attend the 127th Canton Fair with its ....

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