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It is well known that Raymond mill and vertical mill are core equipment in cement production line. Choosing the right one depends on the many factors such as: materials, input size, capacity, etc. Compare the two mills from the following aspects: First, Different Structure During operation, the position of the grinding roller of the vertical […]

Diabase is one of the rocks that have been developed and utilized more in recent decades. What is the use of diabase powder after grinding?The following is about diabase. Diabase belongs to basic intrusive rock, generally dark green or black. The main mineral composition is feldspar, pyroxene or olivine. Diabase has good frost resistance and […]

Rotational speeds of vertical mills vary when they are processing different materials. Vertical mill operators should be well mastered of the rotational speed and fineness to an exact material. They should adjust the rotational speed according to different needs. Medium speed vertical mill have the common speed of 120-300 revolutions per minute. Speed influence on […]

Portland cement is the basic ingredient of concrete. Concrete is formed when portland cement creates a paste with water that binds with sand and rock to harden. Cement is manufactured through a closely controlled chemical combination of calcium, silicon, aluminum, iron and other ingredients. Common materials used to manufacture cement include limestone, shells, and chalk […]

Manganese minerals have a long history of utilization. In China, the use of manganese minerals can be traced back to the Neolithic Weihua period of Caitao about 4500-7000 years ago. In that period, because the color of pyrolusite is black, it is easy to dye. For the ancients, it is a kind of magic pottery […]

With the development of talc ultrafine powder application industry, the market is in great need of talc ultrafine vertical mill which can achieve large scale production. Talc which is soft, smooth and creamy is common silicate mineral with Mohs hardness 1, it usually has lump shape, leaf shape, fiber shape and radial shape. Talc is […]