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Magnet manufacturers introduce the composition and properties of magnets to you Firstly, as a magnet manufacturer, we will inform you that the composition of the magnet is formed by the arrangement of atoms such as iron, cobalt, and nickel through a special internal structure. The original magnet itself has magnetic moments. In general, the arrangement of these mineral molecules is relatively chaotic. And their magnetic regions interact with each other and do not show magnetism, but under the guidance of external forces (such as magnetic fields), the arrangement direction of their molecules will tend to be consistent with the magnet, and their magnetism will show a significant difference. Magnets are divided into permanent magnets and soft magnets. Permanent magnets add a strong magnet, which causes the spin of the magnetic material and the angular momentum of the electrons to be arranged in a fixed direction. Soft magnets add current (also a method of adding magnetic force), and removing the soft iron will gradually lose its magnetism. The earliest person who dis: 17

2023-08

Common chemical reactions At high temperatures, it easily oxidizes into iron oxide. 4Fe3O4+O2=high temperature=6Fe2O3It can react with reducing agents such as CO, Al, and C at high temperatures. 3Fe3O4+8Al=High temperature=4Al2O3+9FeFe3O4+4CO=high temperature=3Fe+4CO2Under heating conditions, it can react with reducing agent hydrogen gas. Fe3O4+4H2=△=3Fe+4H2OThe reaction between nitrogen dioxide and hot iron powder generates ferric oxide and nitrogen 3Fe+2NO2=high temperature=Fe3O4+N2Iron burns in oxygen to form ferric oxide 3Fe+2O2=ignited=Fe3O4The reaction between hot iron and water vapor generates ferric oxide, 3Fe+4H2O (g)=high temperature=Fe3O4+4H2React with acid Fe3O4+8HCl=FeCl2+2FeCl3+4H2O: 16

2023-08

Characteristics of permanent magnet suction cups 1) The permanent magnet suction cup adopts high-performance permanent magnet material Nd-Fe-B as the product core, making the product smaller in size, stronger in lifting force, and long-lasting in magnetic force.2) The permanent magnet suction cup has a safety factor of up to 3.5 times the maximum rated lifting weight.3) The bottom surface of the permanent magnet suction cup is designed with a "V" groove, which can lift corresponding round steel and steel plates.4) The permanent magnet suction cup can be used without electricity, saving the trouble of power supply.5) The optimized magnetic circuit design of the permanent magnet suction cup ensures almost zero residual magnetism.6) The professional design of the permanent magnet suction cup makes the product more aesthetically pleasing.Maintenance and upkeep1. Before using the suction cup, the surface should be wiped clean to avoid scratching and affecting accuracy2. The operating environment temperature is between -40C and -50C, and i: 15

2023-08

Design of permanent magnet suction cups 1. Permanent magnet suction cup magnetic system and yokeWhen designing permanent magnet suction cups, the first step is to carefully design the magnetic circuit. A good magnetic circuit structure can allow more magnetic flux to accumulate on the working surface as much as possible, meeting the requirements of lifting weight, and minimizing the use of neodymium iron boron materials. At the same time, when designing the magnetic circuit, careful consideration should also be given to the ease with which the operator can achieve work unloading. Solve technical difficulties such as high suction force of permanent magnet suction cups and difficulty in pulling the handle.The magnetic circuit design of a permanent magnet suction cup has two magnetic systems, which are divided into active and fixed parts. Change the state of the active magnetic system so that the working poles are in a state where the magnetic field is superimposed or reversed, and the magnetic field is cancelled out. At the sa: 15

2023-08

Magnetic charge of magnet Magnetic monopole magnetic charge is the fundamental unit of quantification of magnetic monopoles. Some scientists in modern physics research believe that there are fundamental magnetic particles in nature that carry the minimum amount of charge. However, due to the fact that magnetic quantities are not as intuitive as electrical quantities, such particles have not yet been observed in current experiments. So "magnetic monopole" is still only a theoretical concept to this day.Due to the lack of accurate experimental values, the magnitude of the magnetic charge can only be inferred mathematicallyAfter rigorous mathematical deduction:Φ = H/2 π≈ 1.054571682 × 10 ^ (-34) wb (unit: Weber)From the study of the mass energy equation and the grand unified theory, it can be predicted that:M=1016GeV/C ² ≈ one point eight zero eight six nine three five eight six × 10 ^ (-26) kg (in kilograms): 15

2023-08

Iron trioxide is a commonly used magnetic material. Specially made pure ferric oxide is used as a raw material for recording tapes and telecommunications equipment.Natural magnetite is a raw material for ironmaking.Used for making primers and topcoats.Iron trioxide is the main raw material for producing iron catalysts (a type of catalyst).It has a high hardness and can be used as an abrasive. It has been widely used in the field of automotive braking, such as brake pads, brake shoes, etc.Iron trioxide has been recognized in the field of welding materials in China, and its use in the production of welding electrodes and wires is still in its infancy, with a very broad market prospect.Due to its significant ratio and strong magnetic properties, ferric oxide has shown good performance in sewage treatment.Iron trioxide can also be used as a pigment and polishing agent.We can also generate a dense layer of ferric oxide on the surface of steel through certain chemical reactions, such as the use of sodium nitrite, to prevent or slow down the c: 15

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