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How to consider the specifications and types of magnets

When choosing NdFeB magnets, customers should choose the magnet trademark suitable for them according to their working temperature. If the working temperature is higher than the...

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Circular storage attention

When the magnetized magnetized magnetization of the powerful magnet technology, the value of the reverse magnetic field required to reduce the magnetic induction intensity of the magnetic field is called the magnetic induction stubborn force (HCB). But at this time, the magnetization strength of the magnet is not zero, but the effect of the reverse magnetic field and the magnetic strength of the magnetic field offset each other. (External magnetic induction strength is zero) At this time, if the external magnetic field is removed, the magnet still has a certain magnetic performance. The stubborn force of the 力 iron boron is generally more than 11000oe.The magnetic field is removed by an external magnetic field in a closed -circuit environment to the technical saturation. At this time, the magnetic induction strength of the magnetic expression of the magnet is called the remaining magnetic strength. It represents the maximum magnetic flux value provided by the magnet. It can be seen fro

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2023-06

Most magnetic materials

MagneticMost magnetic materials can be transported to saturated along the same direction, which is called "magnetic direction" (direction direction). The magnetic nature of the magnetic (also called the same -sex magnet) without the direction (also known as the same -sex magnet) is much weaker than the magnetic magnet of the orientation magnet (also known as the heterosexual magnet).What is a standard "North and South Pole" industrial definition?The definition of "Arctic" is that the North Pole of the Arctic is pointing to the Arctic of the Earth after rotating at random rotation. Similarly, the Antarctica of the magnet also points to the Antarctica of the Earth.How to distinguish the North Pole of the magnet without labeling?Obviously, the eyes are not distinguished. You can use the guideline needle to be close to the magnet, and the pointer pointed to the Earth's North Pole will point to the Antarctic of the magnet.How to handle and store magnets safely?Always be very careful, be

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2023-06

Strong magnets

What is the magnet? Magnetic is an object or material that can produce a magnetic field. It has the characteristics of attracting metal such as iron, nickel, and cobalt. It can be traditionally divided into "permanent magnets" and "non -permanent magnets".Permanent magnets can be a natural product, also known as natural magnets, and can also be made by artificially (the strongest magnet is the iron boron magnet). Instead of permanent magnets, magneticity will be lost.The ancient Greeks and the Chinese found that there was a natural magnetized stone in nature, which was called "iron -absorbing stone". This stone can suck small pieces of iron -like, and always point in the same direction after setting up. Early navigators used this magnet as their earliest compass to distinguish the direction at sea.After thousands of years of development, magnets have become an indispensable functional material in our lives today. The alloy of different materials through advanced powder metallurgical pr

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2023-06

Soft magnetic

MagneticMagnetic, which should be called magnetic steel, is called Magnet in English. Magnetic steel is mainly divided into two categories, one is soft magnetic, and the other is permanent magnet;Soft magnetic including silicon steel and soft magnet core; hard magnetic includes aluminum nickel cobalt, mug cobalt, iron oxygen, and cymbal iron boron. Among them, the most expensive is the cobalt magnetic steel, and the cheapest is the iron oxygen magnetic steel. The highest performance is 磁 iron boron magnetic steel, but the performance is the most stable. The best temperature coefficient is aluminum nickel cobalt magnetic steel. Users can choose different hard magnetic products according to different needs.How to define the performance of magnets?Mainly 3 types of performance parameters to determine the performance of the magnet:Remaining magnetic BR: The permanent magnet is magnetized to technical saturation. After removing the external magnetic field, the reserved BR is called the rema

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2023-06

The current application status and related challenges of neodymium iron boron magnets in the medical field

The magnets used in the body far exceed the requirements of "conventional" magnet applications, and the coatings on medical magnets in contact are biocompatible. The approved coatings for magnets include gold, Paliling, titanium, or rhodium. The correct coating helps improve corrosion resistance to certain chemicals and is also safe for internal use. The polyethylene terephthalate on magnets has long been associated with medical and technological applications, providing a corrosion-resistant and durable coating that can be used for Paliling C, D, and N.Magnets may experience scratches and debris in the coating during impact, impact, or grinding of other parts, leading to oxidation. In some applications, doubling the coating thickness may be helpful, but tolerances need to be checked to ensure that additional thickness can be used. Gold is an FDA approved medical coating for use in the body. It has a nickel copper nickel base coating, with a standard gold plating thickness of 0.3-0.6 mi

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2023-06

Commenting on the replacement trend of solar street light products for energy conservation and emission reduction

With the rapid development of LED solar street lighting and the backdrop of energy conservation and emission reduction, more and more cities are replacing their street lights with LED lighting products. The opportunity to eliminate traditional street lights is gradually taking shape, and it is expected that the global number of street lights will reach 350 million by 2025.The electronic components of the original traditional sodium lamp light source have reached their expiration date. In order to be more energy-saving and environmentally friendly, the newly replaced solar street lamp products are all using new LED light sources. This time, considering the overall landscape and functionality of Xinmin Street, as well as the light distribution curve of each street lamp. The fact has proven that this product is also very excellent in terms of energy conservation: after calculation, it saves about 60% more energy than traditional street lights. After using it, the renovated road can save o

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2023-06
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