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    Basic overview of high pure graphite?

    Time:2023.07.20Browse:1

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    High -pure graphite is widely used in various industries, so its purpose is definitely wide. In fact, this high -purity graphite mainly refers to the carbon content of graphite> 99.99%, and it is also widely used in the advanced refractory material and coatings of the metallurgical industry, the stabilizer of the military fireworks, the pencil core of the light industry, the carbon brush of the electrical industry, the battery, and the battery Industrial electrodes, catalyst additives in the fertilizer industry. Of course, the scale of the product is complete, thin and tough, with excellent physical and chemical properties. It has good thermal conductivity, temperature resistance, self -lubricating, electrical conductivity, heat shock resistance, corrosion resistance and other properties. In addition, the high -purity graphite (also known as sheet high -thermal carbon powder) mentioned today has high strength. Of course, in addition, it also has the advantages of good heat shock resistance, high temperature resistance, antioxidant, low resistance coefficient, corrosion resistance, and prone to precision processing. metallic material. Used for processing and manufacturing electric heating elements. Especially its structural casting molds, melting high -pure metal boats, single crystal furnace heater, electro -spark graphite, sintering molds, electronic tube anode and metal coating. It can also be used for graphite, electronic launch tubes, crystal tubes and graphite anodes of semiconductor technology.


    High -pure graphite actually has a high -strength, high density, high purity, high chemical stability, compact and uniform structure, and high temperature resistance during use. Of course, in addition, it also has the characteristics of high conductivity, good abrasion resistance, self -lubrication, easy processing, etc. This is why high -pure graphite is widely used in metallurgical, chemical, aerospace, electronics, machinery, nuclear energy, etc. Industrial field. In particular, its large -scale high -purity graphite, as a substitute material, can also have broad application space in the high -tech field and has a broad application prospect. Of course, what we need to know is that there are two methods we are familiar with. One is wet purification, including floating, acid -base, and hydrofluoric acid; the second is fire purification, including chloride roasting method and high temperature method. High -purity graphite has a large shape ratio and maintains the graphite original plane carbon six yuan rings. In addition, it naturally has excellent mechanical strength, conductivity and thermal conductivity, as well as good lubrication, high temperature resistance and corrosion resistance.

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    Classification of graphite blocks

    Classification of graphite blocks of graphite block classification of graphite blocksThe crushing of graphite blocks can be divided into three items, do you know?Pre -fragmentation (or crushing): This also refers to the crushing of block -shaped graphite block raw materials after entering the factory. Generally, it refers to crushing the block of the block of 200mm to 50 ~ 70mm.Middle crushing: This also refers to the granular block of graphite blocks that is further broken until the granularity necessary for the seasoning. Generally, the block degree of up and down 50mm after the forging is crushed to 1 ~ 20mm.Essence (or grinding): It is the following powders to grind some graphite raw materials to 0.15mm or 0.075mm particle size. Every time it goes through, the granularity of the raw materials has become smaller. The larger diameter of the large raw material before crushing is the ratio of the diameter of the larger block of the raw material after crushing, which is called a crushi