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? 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 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 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 [...]
Pneumatic Cylinder Magnet It is essential to monitor the motion processes in pneumatic cylinders. The permanent magnet mounted on the piston inside the Pneumatic cylinder . The Magnetic cylinder sensors contactlessly detect the piston position of the cylinders and give a switching signal . HSMAG Magnet Co., Ltd Available typical magnet rings for Pneumatic Cylinder [...]
WHAT is Sintered Neodymium? Neodymium magnets are the most widely used magnetic materials available today. The processing of sintered NdFeB magnet is powder metallurgy. Due to its high Remanence, Coercivity, energy product, small size, light weight, and other special characteristics, the sintered NdFeB magnet can be widely used besides in electro-acoustic components, medical devices, sensors, [...]
Rare Earth Metals -12 Things You Didn’t Know 12 Things You Didn’t Know About Rare Earth Metals They’re Not That Rare. Most of the rare earth metals really aren’t that rare. Cerium (Ce) is the most abundant rare earth metal, followed by Lanthanum (La), and then Neodymium (Nd). Cerium, Lanthanum and Neodymium are all more [...]
Tiny NdFeB Magnets in Smartphones and Personal Electronics Small Tiny NdFeB Magnets in Smartphones Neodymium (NdFeB) magnets are an invisible part of every smart phone. These tiny magnets are critical to the function of the phone, working quietly behind the scenes inside the phone case. These internal magnets are typically used in the speaker, receiver, [...]
Honda to Use New Neodymium Magnet in Hybrid Vehicles Honda Motor Company Ltd. along with Daido Steel Company have co-developed a new neodymium magnet with high heat resistance properties without the need for rare earth metals that will be used in the all-new Honda Freed and future hybrid vehicles. This new development will make the [...]
Sintered Nd-Fe-B Magnet - The Best Way To Identify Quality The sintered Nd-Fe-B Neodymium magnet is one of the essential materials in pushing the progression of modern technology and the development of our society. Its applications widely cover most areas we encounter: hard drives, electric cars, industrial permanent magnetic devices, and consumer products such as [...]
What Are Neodymium Speakers? Neodymium is an element with specific characteristics that make it particularly well suited for use in speakerconstruction. Speakers operate by using a magnetic field to generate motion in a coil and speaker cone to project an amplified sound signal. In neodymium speakers, the rare-earth element is used as the primary material [...]
How Are Neodymium Magnets Made? Neodymium magnets are made by a sophisticated process that includes some very high-tech metallurgical methods comprising powder metallurgy and advanced process metallurgy. Dozens of process steps must be followed very precisely to make Neodymium magnets –also known as NdFeB -for the chemical symbols of Neodymium, Iron and Boron. Process variations [...]
Neodymium Magnets Types Neodymium Bar Magnets - With Holes Our industrial magnets are used to adjust a variety of functions. We have all of the sizes, styles and materials that you will need for your various applications. If there isn't a stock size that meets your requirements, we can custom make an industrial magnet for [...]
Difference Of Galvanized and Nickel-plated Magnets The most commonly used coatings for NdFeB magnets are galvanized and nickel-plated. They have obvious differences in appearance, corrosion resistance, service life, and price. Polishing difference: nickel plating is superior to zinc plating in polishing, and the appearance is brighter. Those with high requirements for product appearance generally choose [...]
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 [...]
What does the Magnet N35 Mean? What does the magnet N35 mean? How many Gausses does the magnet N35 generally have? Let's talk about this today. N35 magnet magnet N35 mean N35 is a brand of NdFeB magnet. N refers to NdFeB; N35 N38 N40 N42 N45 N48, etc. It is arranged in [...]
High-performance NdFeB Magnets are Used in Robotics Application of high-performance neodymium permanent magnet materials in the field of robotics High-performance NdFeB magnets are mainly used in the fields of new energy vehicles, high-end motors, wind power generation, robots and intelligent manufacturing. Today, we will mainly talk about the application of high-performance NdFeB permanent magnet materials [...]
NdFeB Magnet Mechanical Processing Introduction of NdFeB magnet slicing, wire cutting, surface grinding, chamfering, etc. The slicing, wire cutting, surface grinding, forming grinding, ultrasonic drilling, chamfering, etc. of NdFeB magnets are all mechanical processing. Today, let's make a popular science on these operating procedures to satisfy your curiosity. Slice The large blank is processed into [...]
Two Processing Methods of Neodymium Strong Magnets How did Nd-Fe-B magnet come into being? Need die production? Xiaobian has met many customers who ask this question. Today, HSMAG Xiaobian briefly introduces two processing methods of Nd-Fe-B strong magnet. There are basically two kinds of NdFeB processing: one is slicing machine cutting, and the other is [...]
MAGNETIC ADHESIVE DOTS These thin and powerful Neodymium magnets combine a high level of magnetic power and the convenience of super strong 3M self adhesive with a peel away backing strip. They are sold as matched pairs (one north pole and one south pole) so they attract each other. Both have self adhesive on the [...]
What is the MAGNETIC MOMENT The magnetic moments is a property that we use to verify the quality of our magnets. It is a way to measure the strength of a magnet and is widely used throughout the industry. Moreover, it is an easy, quick, and repeatable measurement. The magnet grade and magnet volume define [...]
Why Magnet Handling and Storage Conditions are Important Each of the wide variety of magnetic materials available requires specific storage and handling procedures for both the safety of the user and integrity of the magnet. Improperly handled and stored magnets present risks: Risk of bodily harm or injury Risk of damage to the magnet Risk [...]
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 [...]
Luxury Auto Maker Bentley Goes After Magnet Materials & Manufacturing Advancements Iconic luxury car maker Bentley Motors is pursuing two projects in the magnetics supply chain to support its commitment toward automobile electrification. One aims to use recycled magnets to produce auxiliary motors for cars, the other to develop an e-powertrain without dependence on rare [...]
Micropower Magnetic Node from Melexis for Contactless 3D Sensing in Automotive and Industrial Applications November is Magnetic Sensing Month at Magnetics Magazine! Stay tuned and check the website frequently for new updates on the latest technology for magnetic sensing. Using its Triaxis magnetic sensing technology, Melexis has developed a new monolithic sensor for automotive and [...]
