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磁铁的力量：它们如何影响我们的生活

磁铁的力量虽然看起来很小，但在我们的生活中起着至关重要的作用。它以一种无声而坚定的方式影响着我们的日常生活和工作。

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Surfboard motor magnet A surfboard motor usually refers to an electric power assist system installed on a surfboard to help surfers navigate the waves. This motor system typically includes components such as an electric motor, battery, controller, etc. Today, this article mainly discusses the role of magnets, materials, magnetic field strength, shape, etc.The role of magnets in electric surfboard motors;The main function of a magnet in a surfboard motor is to interact with the motor to generate driving force. The motor usually uses current to pass through the coil to generate a magnetic field, while the magnet can generate force that interacts with the motor's magnetic field. By adjusting parameters such as current and magnetic field strength, the interaction between the magnet and the electric motor can be controlled, thereby adjusting the driving force of the surfboard and helping surfers travel on the waves.The magnet material of the surfboard motor;Magnets can be divided into two common types: perman: 06

2023-09

A Brief Discussion on the Characteristics of Permanent Magnet Ferrite Manufacturers In 1930, a permanent magnet with a spinel (MgA12O4) structure was discovered. Due to its brittle nature, complex process, low magnetic properties, and cobalt content, this type of magnet was not widely used at that time. After 20 years of continuous development, a high resistance non-metallic magnetic material - ferrite - was born on the basis of spinel. This brought revolutionary changes to the radio industry, pulse, and microwave technology at that time. In the 1970s, due to the easy oxidation, low Curie temperature, and high cost of metal permanent magnet materials, ferrite had the opportunity to develop. At present, ferrite has become the highest production permanent magnet ferrite material.Magnetic materials are the fundamental functional materials in the electronics industry. Permanent magnet materials, as an important component of magnetic materials, play an important role in industries such as electronics, information technology, motorcycles, electric tools, and automobiles. Pe: 05

2023-09

The reason why neodymium iron boron powerful magnets are known as the magnetic king Sumitomo Special Metals has successfully developed the powder metallurgy process, while General Motors has successfully developed the melt spraying process, which can prepare neodymium iron boron magnets. This type of magnet is a permanent magnet with magnetic properties second only to absolute zero degree holmium magnets, and is also the most commonly used rare earth magnet. Neodymium iron boron magnets are widely used in electronic products, such as hard drives, mobile phones, headphones, and battery powered tools.Neodymium iron boron magnet is a collective term for powerful magnets, which is a type of artificial permanent magnet. It is currently the strongest permanent magnet and the most cost-effective magnet, and is known as the magnetic king in the magnetic field. It is expected that there will be no alternative magnetic materials to neodymium iron boron magnets in the next 20 years.Neodymium iron boron has extremely high magnetic energy product and coercive force, and the advant: 05

2023-09

A Brief Discussion on Manufacturers of Neodymium Iron Boron Magnets 1. Analysis of the Principle of Magnetic Field Generation in Strong Neodymium Iron Boron MagnetsStrong neodymium iron boron magnets are the same as electricity, but they cannot be seen or felt clearly. They can only feel magnetism when the iron is close. Magnets are easy to make and have a wide range of applications. We all know that matter has a gravitational field between itself. Similar to a magnetic field, it is a type of field that fills the space around the magnetic poles. The size of the magnetic field can be expressed in terms of the number of imaginary magnetic field lines. The denser the magnetic field lines, the stronger the magnetic field. Conversely, if the magnetic field lines are sparse, the weaker the magnetic field.A powerful magnet in motion will experience a type of Lorentz force on charged particles in the magnetic field. The magnetic field strength of charged particles is distinguished by the strength of their magnetic properties in different magnetic fields. Tesla: 05

2023-09

Where can I buy a countersunk magnet? There are many ways to buy countersunk magnets, whether it's square or rectangular, circular, triangular, or arc-shaped. You can buy them on e-commerce platforms, which is not difficult. If you need to purchase in large quantities, you can choose a magnet manufacturer for customization (more reliable and cost-effective). Of course, Taobao, Pinduoduo, JD.com, and other magnet manufacturers will settle in, Choose the size and price that suits you, and generally recommend a small quantity. For example, if you only need a few to use, you can also call the hardware store nearby to inquire if they have one.There are also many options for choosing magnet manufacturers. On Baidu and Alibaba, there are a lot of options to choose from. You can choose some magnet suppliers with good reputation, long operating time, or closer to you to provide quotes. It is better to provide free samples. Generally, ready-made samples may still require some fees if you need customized samples. For specific inf: 04

2023-09

Introduction to the specific differences between neodymium iron boron strong magnets N42 and N45 The maximum magnetic energy product standard for N42 material is 40-43MGOe, while the maximum magnetic energy product standard for N45 material is 43-46MGOeDifference in residual magnetism between N42 and N45N42 has 13000GS and N45 has 13300GS residual magnetism, which can be measured using specialized instruments.Is N42 4200gs, and N45 4500gs?No. N42 and N45 are the grades of magnetic materials. 4200GS and 4500GS are magnetic field sizes calculated based on your brand and magnet size. Usually, the larger the magnet area, the lower the surface magnetic dispersion.If the shape and size are the same, statistically speaking, N45 will be about 2% higher than N42 (surface magnetic flux density)N42 and N45 raw material pricesThe price of N42 is 188.5 yuan/kg, and the price of N42 is 195.5 yuan/kg. (For reference only)N42 neodymium iron boron magnet surface magnetic size reference;N42/NI/10 * 10 * 3MM, approximately 2860 Gauss.N42/ZN/75x4x5.8mm, approximately 4000 Gauss.N42H/D6.8 * D3.9 * 0.9: 04

2023-09

Application of Neodymium Iron Boron Permanent Magnets in New Energy Vehicles New energy vehicles mainly include hybrid electric vehicles and pure electric vehicles. High performance iron iron boron permanent magnet materials are mainly used in driving motors of new energy vehicles. The driving motors suitable for new energy vehicles mainly include permanent magnet synchronous motors, AC asynchronous motors, and switched reluctance motors. Among them, permanent magnet synchronous motors have become mainstream motors due to their wide speed range, high power density, small size, and high efficiency. Neodymium iron boron permanent magnets have the characteristics of high magnetic energy product, high intrinsic coercivity, and high remanence, effectively improving the power density and torque density of motors, and are widely used in permanent magnet motor rotors.EPS (Electric Power Assisted Steering System) is the component that uses the most permanent magnets besides the driving motor (0.25kg/vehicle). The micro motor used in EPS is a permanent magnet motor, whic: 04

2023-09

Application of Samarium Cobalt Magnetic Steel in the Motor Industry About half of the output of samarium cobalt magnetic steel material is used to manufacture various magnetic motors. There are many types of samarium cobalt motors, and according to the classification of AC and DC, permanent magnet motors can be divided into 10 motor names. Samarium cobalt permanent magnet AC motors include permanent magnet synchronous generators, etc. The uses of these Samarium cobalt magnetic steel motors are shown in the table, with capacities ranging from a few milliwatts to hundreds of kilowatts. They are widely used in modern science and technology, as well as in the national economy and living sectors.The advantages of samarium cobalt permanent magnet motors compared to non permanent magnet motors are that they do not require excitation windings or exciters, have high specific power, small size, light weight, power saving, copper saving, and other valuable metals. The emergence of the third-generation samarium cobalt magnetic steel material has promoted the devel: 29

2023-08

The application of neodymium iron boron magnets in every field What are the applications of neodymium iron boron magnets in each field? For a long time, the application of neodymium iron boron magnets has been very extensive. With the change of time and the continuous advancement of the technological era, the use of neodymium iron boron magnets has become increasingly obvious. Neodymium iron boron magnets not only have small size, light weight, and strong magnetism, but also are the most affordable and best magnets in today's society. The most crucial raw materials for neodymium iron boron magnets are metallic neodymium, pure iron, iron boron alloys, and other additives, which is why neodymium iron boron magnets have excellent properties. Although magnets bring us many conveniences, they also have certain harm, such as magnetic electronic products such as keyboards and bank cards that are magnetized by magnets.Neodymium iron boron magnets are used in the field of scale removal and prevention. After the water is subjected to high-strength magne: 29

2023-08

Do you know the production process of permanent magnet ferrite? The application of permanent magnet ferrite is very common in daily life, and it is used internally in many motor equipment or electronic products because of its strong magnetism. It is currently a widely used product. Today, I will introduce the production process of permanent magnet ferrite to you.1. Weighing and MixingFerrite raw materials include main raw materials, additives, and fluxes Fe2O3, BaCO3, SrCO3, and CaCO3, which are the main raw materials for ferrite. The weighing process needs to strictly follow the formula, otherwise ideal magnetic properties cannot be obtained.2. GranulationIn order to ensure the smooth progress of the solid-state reaction process, the mixture must be granulated before calcination. During the granulation process, the solution will be sprayed into the mixture. The particle size of granular materials has an impact on aging time.3. Pre sinteringThe purpose of pre sintering is to fully ensure the solid-state reaction of the raw materials. After pre firi: 29

2023-08

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