Company News

High performance jaw crusher for crushing in cement plants

2019 06 13 Click:841

Jaw crusher has been used in industrial production for more than one hundred years. It is widely used in coarse or fine crushed production lines. It has the advantages of reliable operation, convenien...

The limestone crushing and grinding production line can be configured like this

2019 05 24 Click:638

At present, the application fields of limestone mainly include the following aspects:1. Sand and stone materials, if used as building aggregates: generally processed to 1-4cm.2. the production of acti...

Kefid will participate in the 125th Canton Fair

2019 04 11 Click:845

Canton Fair is a comprehensive international trading event with the longest history, the largest scale, the most complete exhibit variety, the largest buyer attendance, the greatest business turnover ...

The stones for producing mechanism sand

2019 03 29 Click:607

Mechanism sand refers to particles of different sizes of crushed rock sieved to less than 5 mm. The commonly used production mechanism sand materials are limestone, granite, sandstone, quartzite,...

The working principle and application area of Kefid VU sand and gravel aggregate optimization system

2019 02 25 Click:838

The VU dry sand making system consists of VU sand making machine, VU mode control screen, VU grain machine, humidifying agitator, dust collector and central control system.The raw materials are sent i...

Kefid MW ultrafine grinding mill process food grade diatomaceous earth filter aid

2019 01 28 Click:709

Diatomaceous earth is a siliceous sedimentary rock. The mineral composition is opal and its variants. It is fine, loose, light, porous, water-absorbing and penetrating. It is commonly used in the i...