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Do Microphones Need Magnetism To Work Properly?

Do Microphones Need Magnetism To Work Properly? Magnets and microphones play huge roles in our everyday lives. You may have read somewhere that magnets play a central role in microphones. Is this true? Do Microphones Need Magnetism To Work Properly? Dynamic mics (moving-coil and ribbon) convert energy via electromagnetic induction and have built-in magnets around [...]

Why & How Do Headphones Use Magnets?

Why & How Do Headphones Use Magnets? Magnetic materials and magnetic fields are all around us, but it may come as a surprise to you that the headphones you’re wearing have magnets, too! Why & How Do Headphones Use Magnets? Headphones act as transducers of energy, converting electrical energy (audio signal) into mechanical wave energy [...]

Magnets In Loudspeaker Drivers

Magnets In Loudspeaker Drivers Magnets In Moving-Iron Loudspeaker Drivers The moving-iron loudspeaker was the first effective electromagnetic loudspeaker design. Today, the design is pretty well relegated to balanced armature headphone drivers, but this driver type is still worth mentioning. Let’s have a look at the balanced armature headphone driver design to explain the magnets of [...]

Why And How Do Speakers Use Magnets & Electromagnetism?

Why And How Do Speakers Use Magnets & Electromagnetism? Magnetic material and magnetic fields surround us in our day-to-day lives, from the refrigerator magnets to the Earth’s magnetic field to the speakers in our homes, on the stage, in our cars, etc. Why and how do speakers use magnets? Speakers are transducers of energy that [...]

Big Magnets Make For Better Loudspeakers

Big Magnets Make For Better Loudspeakers Everybody who listens to audio, whether music, podcasts, movies or other media, depends on speakers. From standalone loudspeakers and monitors to headphones and earphones to built-in laptop and cell phone speakers, it’s clear that speakers vary significantly in size. With most speakers being electromagnetic, it begs the question: do [...]

Loudspeaker, Headsets, Woofer Magnets

Loudspeaker, Headsets, Woofer Magnets A loudspeaker is an electroacoustic transducer which converts an electrical audio signal into a corresponding sound. Magnets are widely used for loudspeaker/headsets/woofer , it included AlNICO , NdFEB and Ferrite magnets and so on. Typical speaker NdFeB magnets for Loudspeaker/headsets/Woofer : D5*1.2mm D4.25*1.5mm D6.5*2.0*1.5mm D9.5*1mm 8.9*1.8*0.8mm D12.5x2mm D9.9x3.2x1mm D9.9x3.2x2mm Block3.2x2.2x1mm Typical [...]

NdFeB Grade N38H

NdFeB Grade N38H Magnetic Performance Thermal performance Demagnetization curve introduction There are many grades of neodymium magnets. For details, see the performance grade table of sintered neodymium iron boron magnets. Today we mainly introduce the 38H performance grade, including its magnetic performance, thermal performance, and demagnetization curve. I hope it will be helpful to those [...]

Types of Magnets Used in Industrial Process Plants

Types of Magnets Used in Industrial Process Plants Ceramic Magnets – Strontium Ferrite (SrO·6Fe2O3) Typically, permanent ceramic magnets are made of strontium ferrite, which has a high coercivity rating and resistant to becoming demagnetized. Compared to other magnetic core materials, ceramic magnets are inexpensive and are widely used in heavy industrial applications. HSMAG utilizes ceramic [...]

How to Find a Reliable China’s Magnet Manufacturer

How to Find a Reliable China's Magnet Manufacturer High-performance neodymium permanent magnet material made of rare earth materials, with high remanence, high coercivity and high magnetic energy product. It is widely used in automobiles, new energy vehicles, wind power, and energy saving Many industrial fields such as elevators and air conditioners. If you want to [...]

What is A Magnet Rotor Made of Magnetic Assemblies

What is A Magnet Rotor Made of Magnetic Assemblies Magnetic motor rotor is formed by magnetic steel, metal shaft or metal shell. According to detailed application situation, the rotor magnet can be sintered, molded or injection molded with NdFeB magnet material and Ferrite magnet material with multi-poles magnetic rings. It can be used for the [...]

How To Control The Quality Of NdFeB

How To Control The Quality Of NdFeB Neodymium iron boron strong magnet is also known as modern industrial monosodium glutamate, as an important additive in modern industry, high-performance magnet to promote the progress of contemporary industrial fields, widely used in various fields, the quality of finished magnets mainly performance in the following three aspects: magnet [...]

Vessel Type Magnetic Separator

Vessel Type Magnetic Separator, Drawer Type Magnetic Seperators for Online Operation We are Manufacturer, Supplier, Exporter of Vessel Type Magnetic Separators, Drawer Type Magnetic Seperators for Online Operation and our setup is situated in China. Purpose Drawer type magnetic separator are used for separating ferrous particles from any kind of raw material Which is in [...]

Four Classes of Modern Commercialized Magnets

Four Classes of Modern Commercialized Magnets Magnets are an important part of our daily lives, serving as essential components in everything from electric motors, loudspeakers, computers, compact disc players, microwave ovens and the family car, to instrumentation, production equipment, and research. Their contribution is often overlooked because they are built into devices and are usually [...]

What is the Strongest Commercial Permanent Magnet in the World

What is the Strongest Commercial Permanent Magnet in the World? The Strongest Permanent Magnet-Neodymium Magnets Neodymium Magnets At room temperature, the neodymium magnet is the most powerful permanent magnet. But this is only at room temperature. Early Neo magnets had an annoying flaw: they were sensitive to temperature, and when the temperature rose, the magnetism [...]

Curiously Strong Magnets – Neodymium Rare Earth Magnets

Curiously Strong Magnets - Neodymium Rare Earth Magnets Who doesn't like super strong magnets? No one I know. Some enjoy them because they hold things, others use them for really cool tricks and I just like to try to make them levitate on top of each other. Most of us only use the common refrigerator-style [...]

October 22nd, 2020|HSMAG News|

Magnetic Coupling Permanent Magnets Assembly

Magnetic Coupling Permanent Magnets Assembly A magnetic coupling is mainly composed of an outer rotor, an inner rotor and an isolating sleeve. Permanent magnet segments are closely arranged along the circumferential direction of the inner rotor, which forms a magnetic push-pull power circuit. The magnetic coupling transfers torque from one shaft using permanent magnetic field. [...]

Permanent Super Strong Neodymium Magnets People Use Industry

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 [...]

Buy Magnets

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 [...]

Useful facts about permanent magnets

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 [...]

Advances in Bonded NdFeB Magnetic Materials Technology

Advances in Bonded NdFeB Magnetic Materials Technology China has developed the largest specification of bonded NdFeB magnets, which has been successfully developed and sent to the United States for testing. The bonded NdFeB magnetic sample has a net weight of 400 grams, compared to the traditional micro-bonded ferroniobium with a weight of only a few [...]

Custom-made Permanent Magnets

Custom-made Permanent Magnets NdFeB permanent magnets SmCo permanent magnets Multi-pole permanent magnets Plastic bonded permanent magnets Ferrite permanent magnets AlNiCo permanent magnets Custom-made Permanent Magnets We provide custom-made production of all currently produced basic types of permanent magnets. These comprise neodymium magnets (NdFeB), samarium magnets (SmCo), ferrite magnets, AlNiCo magnets and plastic bonded [...]

Difference Between NdFeB Magnet and SmCo Magnet

Difference Between NdFeB Magnet and SmCo Magnet Hello, friend, welcome to HSMAG magnet website. This article introduces the difference between rare earth neodymium magnet(NdFeB) and rare earth samarium cobalt magnet (SmCo) . Let's learn about it with the editor. The remanence of NdFeB is higher than that of SmCo. At present, it can reach about [...]

February 23rd, 2020|HSMAG News|

The Real Cost Associated With Neodymium Magnet Wind Turbines

The Real Cost Associated With Neodymium Magnet Wind Turbines Neodymium Magnet Wind Turbines - According to research organized by a group of UK scientists, it is predicted that 15% of the country’s energy requirements in the year 2020 are expected to come from renewable energy sources. They have also considered the wind farms that are [...]

Rare Earth Magnets in Hybrid and Electric Vehicles

Rare Earth Magnets in Hybrid and Electric Vehicles Rare Earth Magnets in Hybrid and Electric Vehicles - When Tesla Motors built their first two full-sized car models, they used electric induction motors to power the vehicles. These motors were based on Nikola Tesla’s original motor design – a brilliant design that preceded the invention of [...]

The Application Of Permanent Magnets In Magnetic Sensors

The Application Of Permanent Magnets In Magnetic Sensors Magnetic Sensors Permanent magnets * Permanent magnets are ubiquitous in modern societies. Devices which use permanent magnets include motors, sensors, actuators, acoustic transducers, etc. These are used in home appliances, speakers, office automation equipment, aerospace, wind turbine generators, medical laboratory diagnostic test equipment, and more. It is [...]

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