What Kind Of Magnets Are Used In Headphone? High-quality dynamic headphones nearly all utilize rare earth Neodymium magnets. Neodymium magnets are the strongest kind of permanent magnet available. They were invented in the 1980s and have since become standard in high-quality audio transducers (speakers, microphones and, of course, headphones). Neodymium magnets are made from an [...]
HSMAG Supply Custom Neodymium Magnet Service The custom neodymium magnet is a very small market in the magnet business，so customer is hard to find a company whom can offer them good custom magnet service. In the magnet business, most of the customer just buy the normal magnet. Most of the time, that is big size [...]
Advantages Of HSMAG Magnetic Separator Magnetic separator is the most widely used beneficiation equipment in ore beneficiation production. It can also be used for iron removal operations in resource recovery, coal, non-metallic minerals, building materials, chemistry and other industries. It is used in hematite beneficiation processes. The removal of iron powder in the mine is [...]
Motor Permanent Magnet Permanent magnet motors use permanent magnets to generate the magnetic field of the motor, without the need for excitation coils or excitation current. Compared with traditional electric excitation motors, it has significant advantages such as high efficiency and simple structure. The applications of permanent magnet motors are extremely wide, covering almost every [...]
Geomega recycle USA Rare Earth's waste Quebec-based mining technology firm Geomega Resources Inc plans to recycle rare earth-containing production waste produced by critical minerals producer USA Rare Earth. Geomega will recycle the production waste from USA Rare Earth's future production of sintered neodymium iron boron (NdFeB) permanent magnets (sintered neo magnets) in the United States. [...]
UMC Recycle Rare Earth Magnets A Texas-based company recycles neodymium-based magnets to make new ones. Urban Mining Company (UMC), USA, has made a new process for reclaiming magnets containing rare earth metals to produce new, higher performance neodymium iron boron (Nd2Fe14B)-type sintered magnets. The methodology offers a practical way to reuse the minerals that are [...]
Basic Composition and Microstructure of Sintered NdFeB Magnet Sintered neodymium iron boron (NdFeB) magnet or neodymium (Nd) magnet, as its name implies, contains essential rare earth Nd element. Nd atoms, coupling with ferromagnetic element iron (Fe) atoms, help the magnet obtain high remanence (Br) and maximum energy product ((BH)max), which makes it extraordinary compared with [...]
Progress in Recycling of Sintered NdFeB Magnet Wastes Significant efforts have been put into the recycling of bulk sintered NdFeB magnet wastes around the world in the past decade because bulk Nd–Fe–B sintered magnet wastes are valuable secondary rare-earth resources. There are two major facts behind the efforts. First, the waste magnets contain total rare-earth [...]
IEC Standard Rare earth-iron-boron (REFeB) Magnets The International Electrotechnical Commission (IEC) published the standard IEC 60404-8-1:2015 for magnetically hard materials (permanent magnets). In this standard, the part of Rare earth-iron-boron (REFeB) magnets’ magnetic properties and densities is shown in the table below. IEC Standard Rare earth-iron-boron (REFeB) Magnets In the REFeB magnets, the [...]
Some Introduction About Speaker Magnets Speakers are a type of transducer which can transfer the electric signal to the acoustic signal. The sound quality of the speaker is largely depended on the speaker magnets. Speakers can be classified to internal magnetic type and external magnetic type according to the magnetic circuit structure. Speakers also can [...]
What are Temperature Coefficients (α and β) of Permanent Magnets? A permanent magnet’s magnetic properties change as a variation of temperature. For a permanent magnet, remanence (Br) and intrinsic coercivity (Hcj or Hci) are two major parameters, it is important to consider their changes with corresponding temperature variation at work. In order to describe the [...]
Magnetic Attachment Wireless Charging Apple Inc. launched their iPhone 12 series recently. Magnetic attachment wireless charging and MagSafe accessories attracted the most attention and analysis. Actually, Apple Inc. has been already utilized magnetic attachment wireless charging in their iWatch and Apple Pencil, then also obtained positive market feedback. As a new type of energy transmission [...]
What is the Strongest Commercial Permanent Magnet in the World? Researchers and engineers have never stopped their steps to discover and develop novel permanent magnets since 1910s, and several types of permanent magnets had been commercialized and they have been widely used in motion, energy, electronics, medical and other high technologies in our daily life. [...]
Powerful Neodymium Disc Magnets with Double-Sided Adhesive, Strong Permanent Rare Earth Magnets for Fridge, DIY, Building, Scientific, Craft, and Office Magnets, 1.26 inch Diameter HSMAG brand neodymium magnets for science, innovation, engineering, and industry. We specialize in providing strong high-quality neodymium-iron-boron (NdFeB) magnets. Our neodymium magnets are made with the world's most advanced magnetic materials. [...]
HSMAG offers Extruded Neodymium Magnets for Brushless DC Motors HSMAG is uniquely positioned to offer solutions to the challenges of motor design with extruded neodymium magnets for brushless DC motors. One of the challenges in motor design is obtaining magnet prototypes to prove out your design. Once the design reaches prototype stage, the next challenge [...]
How to Store Neodymium Magnets? Neodymium magnets have special properties and require specific storage environment to avoid losing their magnetic strength, being irreversibly damaged or cause hazards to their surroundings. When selecting a storage for your magnet material, take the followings into consideration: Humidity: Neodymium magnets are prone to corrosion in moist environment due to [...]
Neodymium Iron Boron Multipole Magnet NdFeB magnets have a higher Maximum Energy Product, (BH)max, than Sm-Co magnets. (BH) max of Nd-Fe-B can easily reach 30 MGOe and even goes up to 48 MGOe. Nd-Fe-B magnets can replace Sm-Co magnets in most cases, especially where operating temperature is less than 80 degrees Centigrade. The temperature stability [...]
What do people use magnets for? Permanent Super Strong Neodymium Magnets People Use Industry This is a very common question often asked when people talk about magnets. The simplest answer we can give is that “they are used in almost every commercial application across the world, from industrial manufacturing and consumer electronic devices to sustainable [...]
Neodymium Motor Magnets Manufacturer - HSMAG HSMAG - Hangseng Magnetech Inc. specializes in researching, manufacturing, developing and selling rare earth neodymium magnets, sintered neodymium radiation ring magnets and magnetic assemblies that our annual output of magnets more than 300 tons. Covering an area of 40,700 square meter modern standard factory, our company is fully implementing [...]
Neodymium Magnets in Robot Industry Application The rapid development of the intelligent robot industry will open up the consumption space of neodymium magnets in the future. NdFeB magnets are mainly used in sensors and drive motors for intelligent robots. Combined with the relevant forecasts of the International Federation of Robotics, it is expected that in [...]
Storage Methods of Neodymium Magnet Magnets, known for iron attracting, are spontaneously strong in magnetism, no matter they are natural-made or man-made. The storage of the magnet is an important field for us to know. Below are some points. For strong magnets, neodymium iron boron magnets in this case, there are several things to look [...]
Buy neodymium magnets Neodymium super magnets: The strongest in the world Many of you might ask yourself: What makes a neodymium magnet a super magnet? And: Wouldn’t a cheaper ferrite magnet be sufficient for my project? The special NdFeB combination (neodymium-iron-bor) results in a high adhesive force even in small magnets. Hence, ferrite magnets of [...]
New Customer Product N52 D9.5mm Neodymium Magnetic Balls Recently, HSMAG has new USA customer in toy industy, and has a kind of N52 permanent magnetic balls available and can be sent out immediately. Material: sintered NdFeB magnets (neodymium iron boron) Grade: N52 Size: D9.5mm Magnetized or not: magnetized Magnetization direction: through axis neodymium ball magnets [...]
Arc Magnets For Motors Arc Magnets - Motor magnets OD: 1mm - 19.9mm | 20mm - 24.9mm | 25mm - 34.9mm | 35mm - 44.9mm | 45mm - 89.9mm+ Top Quality Rare Earth Neodymium Arc Magnets are typically used in permanent magnet motors, generators and torque couplings. However, these may be found with sensors and [...]
Useful facts about permanent magnets The proportioning of permanent magnets, that is the ratio of the magnet pole areas to the magnet thickness (L/D-ratio) of any magnet material, is subject to the laws of physics. The maximum operating temperature also depends on the L/D-ratio. A thin NeoDelta magnet disc of 15 ø x 2 mm [...]