Tag Archives: underground mining

What is the difference between open cast mining and underground mining?

2020-07-21 gkmill News

What is underground mining When the minerals are found in rich veins but in large volumes of sterile rocks, the only way to mine them is the underground mining method. The material obtained, usually precious minerals or non-ferrous metals, are moved to the surface where they are subjected to grinding and concentration processes to benefit […]

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2018-02-19

300,000 tons per year Desulfurization gypsum production line in Anhui Province, China

Process description: The material is evenly fed into the tube bundle dryer through the feeding box, belt and screw feeder. The desulfurized gypsum is pre-dried in a tube bundle dryer with waste heat from the power plant as the heat source. As the temperature of the desulfurized gypsum increases, the free water in the desulfurized […]

2019-02-21

Guikuang Raymond Mill Working Principle and Price

Generally speaking, the price of Raymond mill usually more cheaper than other grinding mills, and compare with other grinding mills, the Raymond mill usually has a stable performance, the capacity of Raymond mill can up to 20 t/h, and the fineness powder making range is between 50 mesh to 450 mesh, can meet most customers […]

2019-02-22

GK Raymond Mill Price and Raymond Mill’s Manufacturer

Source: Guikuang By Administrator Posted: 2019-02-22 In the field of fluorite grinding, Raymond mill will be one of the most popular machines for fluorite powder grinding. As a common grinding mill for fluorite powder processing, fluorite Raymond mill is an excellent high efficiency equipment. It has scientific principles and design structure, high productivity, low energy consumption, […]

2019-02-22

How to Overhaul Raymond Mill

Source: guikuang By Administrator Posted: 2019-02-22 As we all know that the Raymond mill is one of the common use stone powder making machines, compare with other grinding mills, the Raymond mill usually is more stable and efficient. However, after a […]

2019-02-25

Misunderstanding of Lubricating Oil Used in Raymond Mill

As a common grinding plant, Raymond Mill can be used in fine powder making of barite, calcite, potassium feldspar, talc, marble, limestone, dolomite, fluorite, lime, activated clay, activated carbon, bentonite, kaolin, cement and phosphate rock, and other Non-flammable and explosive minerals, chemicals, construction materials with Mohs hardness less than 9.3 and humidity less than 6%. […]