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Magnetic Field

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Plastic Bonded Magnets

Plastic Bonded Magnets Plastic bonded magnets are particle composites with permanent-magnet powder embedded in a plastic binder. Hard ferrite (HF), various SmCo and NdFeB powders and, to a very little extent, AINiCo alloys are used as magnetic powder. For embedding the magnetic particles, thermoplastic binders as, for instance, polyamide (PA) or polyphenyl sulfide (PPS) and [...]

Injection Molding Magnet Irreplaceable Advantages

Injection Molding Magnet Irreplaceable Advantages I am Hangseng magnet manufacturers editor, is a love to learn magnet, love to share the knowledge of a person, today to share is what is injection magnetic, injection magnetic has what kind of unique advantages? How is the magnetic temperature resistance of the injection molding? Don't worry, listen to [...]

Circumferentially Oriented Magnets

Circumferentially Oriented Magnets Circumferentially orientation and magnetizing pattern is not available for arc and ring magnets which comprised of Neodymium magnets and Samarium Cobalt magnets. The most common circumferentially oriented magnets are common Alnico horseshoe magnet, however, whether or not Alnico ring magnets can be oriented and magnetized through circumferential direction? In fact, Alnico ring [...]

Tubular Linear Motor Magnets

Tubular Linear Motor Magnets About Tubular Linear Motor Magnets Halbach array in tubular linear motor is made of radially oriented magnets and axial magnetized magnets which arranged in a certain order, then obtain much stronger sinusoidal distributed magnetic field on the working side and keeping the field to a very low value on the other [...]

Voice Coil Motor Magnets

Voice Coil Motor Magnets Voice coil motors are a special form of linear motion motor, and also famous for its working principle which similar to the loudspeaker. Voice coil motor has a simple structure, low volume and noise, in the meanwhile, its specific thrust, acceleration, response speed and accuracy are also excellent. Besides, voice coil [...]

Synchronous Traction Motor Permanent Magnets

Synchronous Traction Motor Permanent Magnets Using high-performance rare earth permanent magnet materials, no carbon brushes, permanent magnet synchronous gearless traction machine can drive efficiency up to 90%. It effectively improves the energy efficiency with energy saving, environmental protection, low speed and high torque characteristics. Gearless traction machine can be dividedinto the inner rotor and outer [...]

Halbach Array for Magnetic Water Conditioner

Halbach Array for Magnetic Water Conditioner Regularly we see a magnetic water conditioner including two magnets with opposite magnetic poles face-to-face cliped together, just simply clip them together onto the water pipes will get a magnetized water resulting from flowing water cutting the magnetic filed. The advantages are low cost and simple operation but the [...]

Soft Magnetic Alloys

Soft Magnetic Alloys Soft magnetic material includes a wide variety of nickel-iron and nickel-cobalt soft magnetic alloys and pure iron for high performance components requiring high initial and maximum permeability coupled with ease of fabrication. Sophisticated equipment, advanced technology and the expertise developed for producing aeronautical grade alloys are employed for manufacturing, high performance soft [...]

Magnetic Alloys

Magnetic alloys are alloys engineered to have special magnetic properties. Permalloy Permalloy is the term for a nickel iron magnetic alloy. Generically, it refers to an alloy with about 20% iron and 80% nickel content. Permalloy has a high magnetic permeability, low coercivity, near zero magnetostriction, and significant anisotropic magnetoresistance. The low magnetostriction is critical [...]

Magnet in Singapore

Magnet in Singapore Magnet in Singapore (Neodymium) A magnet is fun. Check out the various magnetic product that you can get in Singapore. Where can you buy “Neodymium” magnet in Singapore? Neodymium magnet also known as NEO magnet has a very strong magnet strength. The bigger it is, the more magnetic strength it has. Handle [...]

Polymagnet Alignment: How it works

Polymagnet Alignment: How it works Correlated Magnetics Research makes Polymagnets with precision auto-alignment by applying Barker correlation codes and techniques commonly used in the world of radar. Here is a simplified explanation, including a bit of background information about correlation codes. When mathematical waves or curves such as sine waves are in phase (i.e., when [...]

Customizablem Printable Programmable Smart Magnets

Customizablem Printable Programmable Smart Magnets Programmable magnets , Smart magnets are here, and their potential could be huge. The company Correlated Magnetics uses advanced printing technology to create what they call Polymagnets, which have custom magnetic fields. The magnets can have multiple north and south poles on a single side, enabling engineers to develop faces [...]

A Arrangement of Permanent Magnets – HALBACH ARRAY

A Arrangement of Permanent Magnets - HALBACH ARRAY A Halbach array is a special arrangement of permanent magnets that augments the magnetic field on one side of the array while cancelling the field to near zero on the other side. We can capture more magnetic field in using less magnets. Features A. Magnetic field on [...]

LAMINATED MAGNET ASSEMBLY

LAMINATED MAGNET ASSEMBLY LAMINATED MAGNET ASSEMBLY is to cut the whole magnet into many small pieces of magnet, and then use specific glue to bond together. These small magnets are insulated from each other and enable to cut down electromagnetic eddy current. When the permanent magnet motor is running, the motor will generate harmonic and [...]

What Are Neodymium Magnet Speakers?

What Are Neodymium Magnet Speakers? Neodymium is an element with specific characteristics that make it particularly well suited for use in speaker construction. 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 & loudspeakers, the rare-earth element is used [...]

Understanding Magnetic Permeability

Understanding Magnetic Permeability Magnetic Permeability is a value that expresses how a magnetic material responds to an applied magnetic field. If a material's internal dipoles become easily oriented to an applied magnetic field, that material is regarded as being a high-permeability material. If the material's internal dipoles do not become easily oriented to an applied [...]

Apple Tim Cook Tells Why Use China Mfg Capabilities of Magnets

Apple CEO Tim Cook Tells Why Use China Mfg Capabilities of Magnets China Magnets Mfg Capabilities - Apple CEO Tim Cook continued his China tour on Wednesday with an appearance at the Fortune Global Forum. He points out that: "There’s confusion about China that we are doing business there due to the low labor cost. [...]

Magnetic Anisotropy

Magnetic Anisotropy is the capacity of a magnet to maximize its magnetic orientation in the direction of its poles, and it is similar to general anisotropy of other material characteristics. Strong permanent magnets – especially sintered Neodymium magnets- have had their magnetic domains oriented in the direction of the easy axis to maximize their strength. [...]

Magnetism Magnetic Terminology and Definitions

Magnetism Magnetic Terminology and Definitions Formerly it was beleived that magnetism represented an independent physical phenomenon. It is a fact, however, that magnetic processes are connected to electric processes, that each electric process is a magnetic one at the same time, and vice versa. For a better understanding of physics related to magnets we have [...]

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 [...]

Mini Micro Motor Magnets

Mini Micro Motor Magnets With the increasing performance of permanent magnet materials, rare earth permanent magnet materials are widely used in electrical fields. Using high-performance rare earth permanent magnet materials to make a motor, the structure does not require special electrical excitation system, which helps to improve motor efficiency and power factor, and save energy, [...]

What is Speaker Magnet?

What is Speaker Magnet? The neodymium speaker magnet produces a magnetic field, and the speaker’s voice coil motor is placed in the magnetic field. When the voice coil passes through the audio current, the current will be acted by the magnetic field, which causes the voice coil to vibrate, and drives the paper basin that [...]

Facts About Magnets

Facts About Magnets Magnets are objects that produce magnetic fields. Facts About Magnets There are only a few materials on earth that produce their own magnetic fields. However, there are some materials such as iron, that can be manipulated to produce their own magnetic fields. Uses Magnetic materials have several applications. VHS tapes and audio [...]

Teflon-Coated Magnetic Stir Bar

Teflon-Coated Magnetic Stir Bar, PTFE Teflon coated magnetic stirring bars, Spinwedge Magnetic Stirrer Bars Teflon-coating Stirrers and Stir Bars A magnetic stir bar is a magnet that is encased in material that won’t react with the fluid it is immersed in. The HSMAG stir bar magnets included a molded layer of PTFE (a.k.a. Teflon), which [...]

PTFE coated magnetic stirring bars

PTFE coated magnetic stirring bars, Teflon-Coated Magnetic Stir Bar, Magnetic Stirrer Stir Bar - PTFE Teflon Coated, Magnetic Stirring Bar, PTFE coated, Round, No Pivot Ring PTFE coated magnetic stirring bars with a raised ring in the middle to aid stirring stability and reduce noise. The 8 pieces set includes the following sizes: - Size: [...]