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Vertical mill is a new grinding machine. As a hot product, there are many advantages compared with ball mill. The first one is high efficiency. Vertical mill adopts material bed grinding principle to grind materials, which can help efficiency increased by 30% compared with ball mill. The second one is simple process. There is a […]

Shale is a clay-dehydrated rock that can be divided into carbonaceous shale, calcareous shale, sandy shale, and siliceous shale. Shale is weak against weathering. The shale is impervious to water and often becomes a water barrier in the distribution of groundwater. There are many shale classifications, and they are relatively widely used. For example, iron […]

In the investigation of a railway construction project, if we use machine made sand in the roadbed, bridge, ridges and culverts, tunnels, houses and other projects instead of using natural river sand, it will cost 5 million cubic meters of them and save nearly 700 million yuan compared with the use of natural river sand. […]

The first stage: crushing Large pieces of pyrophyllite are transported to the raw material warehouse by a special vehicle, and then the material is sent to the jaw crusher by a forklift/manually for crushing, and crushed to be smaller than the rated feed size of the Raymond mill; The second stage: feeding The pyrophyllite crushed […]

Petroleum coke is a byproduct of the oil refinery industry. Petroleum coke refers to all types of carbonaceous solids obtained in petroleum processing, which includes green or raw, calcined and needle petroleum coke. Petroleum coke is used in many applications, including electrodes and anodes. It is also used as a fuel in the metal and […]

With the rapid development , on the one hand, it faces a shortage of energy and raw material resources, on the other hand, it emits a large amount of waste, of which mineral waste slag accounts for a large proportion. If these mineral waste residues cannot be used effectively, it will cause huge waste of […]