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Magnetic Design

/Magnetic Design

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 [...]

What Are Neodymium Speakers?

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 [...]

Microwave Magnet Generator

Microwave Magnet Generator AUTHOR Allan FROM HSMAG CUSTOMER As I promised quite some time ago,I have finally found the time to get back to work on this generator. This is the dual stator,with 96 magnets on 3 plates(1/2" tk.) Test on a single coil has produced 12Vac with .8 ohms resistance, this was tested in [...]

What Causes The Microwave Magnet To Fail

What Causes The Microwave Magnet To Fail At some time throughout the cooking process, every microwave has had the difficulty of not warming the foods inside the oven. However, have you considered why this is the case? What causes the microwave magnet to fail? If you already know the solution, that’s because the magnet in [...]

In Microwaves, What Kind Of Microwave Magnets Are There

In Microwaves, What Kind Of Microwave Magnets Are There Your old microwave includes some electronics worth saving, but the true prize is the magnetron’s two rather powerful ring microwave magnets. It takes some effort to obtain them, but it is well worth the effort. The microwave magnets are quite brittle, so don’t try to force [...]

How To Remove Microwave Magnets In Microwave Oven

How To Remove Microwave Magnets In Microwave Oven How To Take Out The Magnets From Your Microwave What You’ll Need To Get Started To disassemble a microwave, you’ll need tools; your bare fingers won’t suffice. A collection of screwdrivers of various sizes and shapes. Cutters for wire. Pliers. Clip with an alligator. Hammer (you’ll only [...]

How are Magnets Used in Microwaves “The Magnetron”?

How are Magnets Used in Microwaves “The Magnetron”? Imagine that you’ve had a long day at work, and afterwards you hop in your car and blast your favorite song, then return home to toss your favorite frozen dinner in the microwave. Believe it or not, but all of this wouldn't be possible without magnets. The [...]

Difference Of Galvanized and Nickel-plated Magnets

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 [...]

MAGNETIC SHEETING

MAGNETIC SHEETING Our Flexible Magnetic Rubber is made from Strontium magnet and rubber and is cast together to form a continuous sheet or strip which can be used for a vast array of end applications. It is available in strip, sheet and individual pieces and comes in a variety of thicknesses. It is sold by [...]

FRIDGE MAGNETS

FRIDGE MAGNETS We are proud to have the largest range of advertising magnets in the China, with over 700 shapes and sizes. No minimum run quantities and we can also custom make to any size, shape or colour. Our vast array of print and finishing equipment makes us one of the best in the industry. [...]

Why Use Rare Earth Magnetic Separators?

Why Use Rare Earth Magnetic Separators? demonstrating rare earth magnetic separators Magnetic separators are frequently used in the manufacturing industry to separate potentially damaging materials that are magnetically susceptible. A high degree of precision is required because metal contamination can be a real problem. It can damage equipment and affect the quality of the product [...]

Why Magnet Handling and Storage Conditions are Important

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 [...]

Magnet Handling Best Practices

Magnet Handling Best Practices Like any other piece of equipment, magnets do need to be maintained. This helps protect them from damage and can increase their lifespan. By caring for them properly, you’ll maximize your investment as well. Here are a few steps you can take to protect this vital manufacturing tool: Understand how your [...]

How Lifting Magnets Work

How Lifting Magnets Work The lifting magnet is a versatile work handling device that is capable of supporting a variety of ferrous materials, from small bundles of rod or scrap to large, heavy blocks. Unlike slings and chains, lifting magnets can be used to lift loads that might otherwise require two or more people. By [...]

Industrial Strength Magnetic Separation Equipment

Industrial Strength Magnetic Separation Equipment At HangSeng Magnetics, Inc. (HSMAG), we specialize in industrial strength magnetic separation equipment for the removal of ferrous and non-ferrous metal contaminants from dry or liquid product flows and we are the first manufacturer to offer 52 MgOe rare earth material as a standard in many of our metal separation [...]

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 [...]

Industrial Strength Magnetic Separators

Industrial Strength Magnetic Separators Industrial Strength Magnetic Separators are a safe, efficient product if handled properly. Learn the basics of proper magnet handling here. Magnetic separation and material handling process equipment for heavy industry From belt magnets to magnetic conveyors, HSMAG offers a wide range of magnetic equipment for mining & mineral processing, wood processing [...]

Battery Powered Electro Permanent Magnets

Battery Powered Electro Permanent Magnets BATTERY POWERED - NO POWER SUPPLY CABLE NEEDED ELECTRO PERMANENT LIFTING MAGNETS WITH BATTERY SUPPLY For safe lifting of flat and round workpieces. Equipped with AUTO function for fast unloading of cutting machines. Control via built-in digital push buttons or via the supplied radio remote control. BATTERY POWERED ELECTRO PERMANENT [...]

Electro Permanent Magnetic Chucks for Workholding

Electro Permanent Magnetic Chucks for Workholding ELECTRO PERMANENT MAGNETIC CHUCKS FOR LATHES Tension-free clamping of rings and precision mechanical parts, with the possibility of finishing the inner surface, outer surface and head surface in one set-up. The Series electro permanent magnetic Chucks are designed with circular electro permanent magnets, using the unique variable pole cross-section [...]

ELECTRO PERMANENT MAGNETS FOR AUTOMATION

ELECTRO PERMANENT MAGNETS FOR AUTOMATION A magnetic gripper is a transmission device that can clamp ferromagnetic charges by a strong electro permanent magnet. The “double magnet” technology uses the electric current only during the magnetising and demagnetising phase. The effective force is generated by permanent magnets. In the event of a power failure, the workpiece [...]

Electro Lifting Magnets for Thin Steel Sheets

Electro Lifting Magnets for Thin Steel Sheets SIMPLE OPERATION Depending on the thickness of the steel strip, the force during the PICK-UP phase can be set via a 4-position switch. This ensures that only one steel strip is picked up. Once the sheet is loose from the stack, it immediately switches to FULLMAG = 100% [...]

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