2023-02-08

Graphite flotation method

Floating is a commonly used and important mineral method. Graphite has good natural floating. Basically, all graphite can be purified by floating methods. In order to protect graphite scales, most of the graphite flotation uses multiple sections of processes. Graphite flotation collecting agents are generally used for kerosene, with a dosage of 100 to 200g/t. The foaming agent is generally used with pine or butad ether, and the amount is 50 to 250g/t.

What is the difference in the price of spherical graphite between graphite and diamond

What is the difference between graphite and diamond in the price of spherical graphite? Diamond, also known as diamond, feels like a sparkling scene, and its high price can only be deterred by most people. It is still a highly desirable diamond. Is there anything in diamonds? Its chemical composition is carbon C, and natural diamond is called pre polished post polished diamond "diamond". Natural diamonds are very small, with only two diamonds weighing more than 1000 carats in the world, and only a few diamonds weighing 400 carats. People hope to replace them with "artificial" diamonds, which is naturally associated with the "twin brothers" of diamonds - graphite.The chemical composition analysis of diamond and graphite is both carbon (C), known as "allotrope". This way of addressing is known to us because they have a certain amount of the same "quality", but their "shape" or "properties" are different and vastly dif

2023-02-22

Prevention and gray removal of graphite production and processing workshop

The anti -pollution -proof of graphite production and processing workshop is stable in the physical properties of ash graphite and no organic chemical corrosion. Therefore, the removal of the ash in the workshop does not need to consider anti -virus and corrosion resistance, mainly to reduce the concentration value of smoke and dust in the air and collect tiny smoke.First, to ensure the sealing of graphite production and processing workshop, and prevent environmental pollution from smoke and dust. Graphite production and processing workshop air has graphite smoke dust. Graphite smoke should be collected and purified according to the dust removal equipment before removing the workshop.In the secondary, graphite production and processing should be based on the concentration value of the smoke and dust caused by the system. Different CNC lathes, different concentrations of production and processing processes are different. For example, the concentration value of the smoke and dust concen

2023-06-27

Let's take a look at the uses of battery specific graphite in industrial applications

The special graphite for batteries has good chemical stability, and the specially treated graphite has the characteristics of corrosion resistance, good thermal conductivity, and low permeability, so it is widely used to make heat exchangers, reaction tanks, condensers, combustion towers, absorption towers, coolers, heaters, filters, and pumps, and is widely used in petrochemical, hydrometallurgy, acid-base production, Synthetic fiber, paper making and other industrial sectors, Can save a large amount of metal materials.It is a material for casting, casting, pressing and high-temperature metallurgy. Because of its low coefficient of thermal expansion of graphite and its resistance to rapid cooling and heating, it can be used as a mold for glassware. After graphite is used, Ferrous can be used to obtain castings with accurate size, smooth surface and high yield, which can be used without machining or slightly processing, saving a lot of metal. In the powder metallurgy process of produc

2023-11-20

Inspection of graphite crucibles before application

Graphite crucibles have excellent thermal conductivity and heat resistance during the pre application inspection work. During the entire high-temperature application process, the linear expansion coefficient is small, and they have certain strain resistance performance for rapid heating and quenching. Strong corrosion resistance to acid and alkaline solutions, with high-quality organic chemical reliability. It is widely used in metallurgical industry, forging, mechanical equipment, chemical plants and other industries for smelting alloy tool steel, rare metals, and aluminum alloys, and has good practical safety engineering effects.Generally speaking, in the inspection work of graphite crucibles before application, the following key aspects should be ensured:1. The first step is to check the graphite crucible for cracks before work. If there are no cracks, the graphite crucible needs to be heated to 600 ° C and dried sufficiently.2. There should be no water stored around the furnace or

2023-05-24

Heat conductive graphite characteristics

Features: The surface can be combined with other materials such as metal, plastic, non -drying, etc. to meet more design functions and needs.Low thermal resistance: The heat resistance is 40%lower than that of aluminum, 20%lower than copper.Light weight: weight is 25%lighter than aluminum, 75%lighter than copper.High -conductive coefficient: Graphite radiator can be smoothly attached to any plane and curved surface, and can cut any form of cutting according to the needs of customers.The artificial graphite film is widely used in important emerging industries such as new energy and energy -saving transformation with its high thermal heating high reliability, lightness, easy processing, and environmental protection. There are huge application prospects in the fields of electronic technology such as LED. Of course, this type of product is widely used in smartphones, such as Apple mobile phones and Samsung phones. At the same time, the equipment in the laptop, handheld equipment, and comm

2023-02-21

What are the main uses of graphite carbon boards

What are the main uses of graphite carbon plates? The graphite carbon plates are high -quality graphite carbon raw materials, and the organic chemical complexes with strong alkali resistance are used. It is made of compression, vacuum pump pre -immersing, and high -temperature thermal treatment methods. It has extraordinary acid resistance. It is an idealized lining material for machinery and equipment such as ammonium sulfate reflection and ammonium sulfate storage tanks such as ammonium sulfate in the chemical manufacturing industry.Graphite products use high -quality graphite charcoal materials, coupled with organic chemical complexes with strong alkali resistance, reasonably reduce the pore rate of the product and improve the volume density of the product. Therefore, graphite products have excellent corrosion resistance and Strong abrasion resistance.Detailed description of graphite production and processing on graphite board:The main purpose:1. Failure-resistant material and lubr

2022-11-22

Factors affecting the quality of silicon carbide grinding powder

Silicon carbide is widely used in industry and plays an important role. Silicon carbide can also be used as an abrasive, so the quality of silicon carbide particles is particularly important. We want to test its quality, so how to test its quality?Before proceeding to the analysis, the first thing we need to understand is that the abrasive is not only composed of particles of one shape, but only depends on the percentage of that shape. When analyzing the shape of abrasive grains, it can also be seen that the edges of the abrasive grain surface have characteristics such as smoothness, sharpness, rounded corners, straight lines, serrations, and cracks.Impurities are often mixed into the grinding powder. One is the components contained in the abrasive grains themselves, which are mainly formed during the smelting of raw materials, such as iron oxide, silicon dioxide, chromium oxide, and sodium oxide. Another kind of impurity is dissociated between particles, mainly iron filings and dust

2023-08-25

Chemical properties of graphite and carbon materials

Carbon materials are chemically inert in non oxidizing media. Under normal temperature and pressure, no chemical changes will occur. Except for long-term immersion in nitric acid, hydrofluoric acid, or in fluorine, bromine, and other strong oxidizing atmospheres, interlayer compounds will slowly form. It is not corroded by other acids, bases, and salts, and does not interact with any organic compounds. There is no significant oxidation phenomenon of graphite within 450 ℃ in the air. It only reacts with water vapor above 700 ℃ and with CO and CO2 above 900 ℃. The temperature at which graphite produces carbides with certain metal and oxide powders is mostly above 1000 ℃.The chemical reactions of carbon materials can be divided into the following three types:(1) Gasification reaction and high-temperature oxidation reaction;(2) Solid solid reactions with metals, ceramics, etc;(3) Formation reaction of interlayer compounds.

2023-12-15

Antioxidant treatment methods for graphite materials

As is well known, during the manufacturing process of graphite products, the thermal decomposition and condensation of organic carbon based raw materials form porous artificial graphite materials, with a general porosity of around 20% to 30%. Most of them are open pores, which increases the diffusion speed and depth of oxidizing gases, and deteriorates their antioxidant pr