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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 new HJ jaw crusher- metal ore crushing expert
Currently, according to the relevant survey, in metal ore beneficiation crushing stage, coarse crusher mainly include two types of gyratory crusher and jaw crusher . From the feeding size, product size and production scale considerations, domestic ja...
Dec 17, 2014 -
Cement industry continue to pick up to drive the development of the crusher indus
Sand, stone is an important base material consisting of cement.As direct equipment to produce sand and gravel aggregates, the pick up of cement industry in 2014 will lead the crushing industry continues to heat up. As Asias largest and strength minin...
Dec 03, 2014 -
Kefid's large hydraulic cone crusher is professionally used for zirconium ore cru
According to RIA Novosti reported, there is a zirconium deposits with several hundred thousand tons of large reserves at Ayanuo-Maisky district in Khabarovsk was discovered. In addition, people also found diamond, rare earth, gold, niobium, tantalum,...
Nov 11, 2014 -
The application of Kefid's large vertical mill in grinding silicon metal
Silicon metal is also called crystalline silicon or industrial silicon, which is a product composed of quartz and coke in an electric smelting furnace.The main component, silicon elements content is about 98%, the remaining impurities are iron, alumi...
Oct 27, 2014 -
Lesson from Alpha Natural to close 11 coal mines and cut 1,100 jobs in US
Alpha Natural Resources has informed around 1,100 employees working at its 11 affiliated surface mines and related infrastructure in West Virginia, US, about the proposed closure of the facilities and job cuts....
Aug 08, 2014 -
What shall we do in the back of Iron ore price bulls?
Long held assumptions about the direction and dynamics of the iron ore market have been tested in 2014. After hitting a high of $158.90 in February, the industry was jolted on March 10, when iron ore suffered the worst one-day decline since ...
Aug 08, 2014