Magnets Reference Materials

Description: There are several processes for making magnets, but the most common method is called Powder Metallurgy. In this process, a suitable composition is pulverized into fine powder, compacted and heated to ...

Description: To reach the maximum energy output of a magnet, it should be saturated, that is ,magnetized fully even though the magnet may be later stabilized either thermally or using a “knockdown” (or ...

Description: Explore magnetization principles, typical patterns, and efficient measurement techniques to optimize magnetic product performance! ...

Description: Their invisible force can attract, repel, or set things in motion. Magnets are an integral part of the machinery we use every day. A vacuum pump from Busch ensures the high quality and resilience ...

Description: Sintered Nd-Fe-B magnets, recognized as a key enabling material, have revolutionized the modern world with their exceptional performance and reliability, attributed to the continuous advancements in ...

Description: Cerium (Ce), a high-abundance Rare Earth (RE) element, attracts significant attention in research and development efforts aimed at expanding the world of magnetic materials. This is primarily due to ...

Description: In motors and their control systems, it is necessary to measure the position of the motor rotor and its angular speed, so as to realize the high precision control of motors. Variable reluctance ...

Description: Everyone that routinely designs magamp post regulators soon becomes familiar with the tendency of the magamp to interact with the main control loop. Yet, there has been almost nothing published on the ...

Description: Tape Wound Cores by Magnetics for Use in High Voltage Pulsed Power Applications ...

Description: MagAmp - The best choice for tightly regulated outputs in switching power supplies ...

Description: A program was conducted to study magnetic materials for use in spacecraft transformers used in static inverters, converters, and transformer rectifier supplies. Not only did this program investigate ...

Description: The advent of semiconductors opened the door to a wide variety of applications using semi-conductors and saturating transformers, such as dc to ac inverters and dc to dc converters. Presented is ...

Description: The difference in properties and performance of ferrites as compared with most other magnetic materials is due to the fact that the ferrites are oxide materials rather than metals. Ferromagnetism is ...

Description: The common mode inductor is an integral part of most EMI filters; its very high impedance over a wide frequency range suppresses high frequency power supply spikes. ...

Description: Improved regulation and higher efficiency are possible when operating at minimum current levels. ...

Description: In the design of ferrite core transformers for use in switchmode power supplies, one must take into consideration switching frequency, operating flux density, the resulting core loss, and temperature ...

Description: How ferrite cores can be used in EMI and RFI common mode filters. ...

Description: This paper looks at how this leakage flux impacts inductance measurement, core losses and potential circuit board layout pitfalls. Graphs will be presented showing the deviation from nominal ...

Description: A carefully considered power inductor is often a key design element to achieve a small, efficient, and cost-effective converter. For many inductor applications, powder cores are clearly superior ...

Description: One of the main goals of optimized magnetics design is to select a core that will be used to the fullest. This goal is defined as utilization. ...

Description: With modeling of transformer and inductor design becoming more sophisticated, design engineers are requiring more detailed information on soft magnetic core loss over a wide temperature range. This ...

Description: An important criterion in converter design is size, especially of magnetic components. This bulletin derives and explains how to use formulas for achieving the design goal of minimum core volume, V. ...

Description: Magnetic components can be made as small as possible for a specified output power if they deliver maximum core transfer power. One of the optimizations for achieving minimum core size is to operate ...

Description: Magnetic Cores for Ground Fault Detectors, GFCI, etc. ...

Description: The cost of Hall components has dropped significantly, so cost is no longer a significant objection in most designs. Designers should consider using Hall sensors in many applications where mechanical ...

Description: Thermal considerations are a basic part of power electronics design. Components can be heated by external sources, and they can be heated by their own energy losses. Inductors and transformers are ...

Description: For Designers of Chokes, Coils, Inductors, Filters and Resonant Circuits ...

Description: Better efficiency, reduced size, and lower costs have combined to make the switching regulator a viable method for converting unfiltered DC input voltages into regulated DC outputs. This brochure ...

Description: The advantages of switching power supplies (SPS) are well documented. Various circuits used in these units have also been sufficiently noted in literature. Magnetic cores play an important role in SPS ...

Description: We fabricate and custom-produce a comprehensive line of permanent magnets and precision assemblies specific to design requirements in a number of markets, including: aerospace & defense, medical ...

Description: Sintered Nd-Fe-B magnets, hailed for their superior magnetic properties, are extensively utilized in a multitude of high-tech applications, including consumer electronics, electric motors, wind ...

Description: Before choosing the appropriate magnets, Factors such as working temperature (Max Working Temp.), demagnetizing effects (HcJ), field strength(Br), environmental characteristics（such as ...

Description: The principle behind these applications is the interactive course between the soft magnetic materials and the magnetic fields (which are most usually produced by electrical current, both DC and AC, ...

Description: As the automotive industry continues to move toward more energy-efficient systems, new innovations such as Thermal Energy Recovery Systems and electrically assisted turbochargers are emerging – ...

Description: Ceramic and neodymium magnets each have different benefits. Ceramic magnets are easy to magnetize. They are very resistant to corrosion and generally do not need extra coatings for corrosion ...

Description: Neodymium magnets are some of the most powerful magnets in the world due to their properties as rare earth magnets. As rare earth magnets, they are derived from rare earth elements that, despite their ...

Description: Magnets are much more than mere toys; in fact, there are many industrial and business applications for this powerful technology. From medicine and manufacturing to heavy industry, magnets are used in ...

Description: How do magnets work? Which ones should you get? And what’s the difference between neodymium magnets and others? In this article, we’ll answer all of these questions and more, helping you ...

Description: The responsibility for product purity is shared by processing plants and their suppliers. Every participant throughout the process must ensure foreign contaminants are not present in the end products ...

Description: We fabricate and custom-produce a comprehensive line of permanent magnets and precision assemblies specific to design requirements in a number of markets, including: aerospace & defense, medical ...

Description: There are multitudes of options when a plant is specifying equipment, whether in a new facility or as part of an upgrade initiative. ...

Description: Zurik typically contains many co-mingled metals with a high concentration of nonferrous metals, stainless steel and debris. Zurik is expensive to recover and has little value compared to other ...

Description: Using a magnet to transport metal helps one material-handling company increase safety and speed ...

Description: A Tower Automotive plant quickens tandem-line changeovers thanks to low-profile magnets that allow easy retrofits to existing suction-cup tools. ...

Description: Magnetic slime may sound like something your kids clamor for, but magnetic miniatured "soft-bodied" robots based on silicone or fluids (ferrorfluid or liquid metal) can be used for applications like ...

Description: We fabricate and custom-produce a comprehensive line of permanent magnets and precision assemblies specific to design requirements in a number of markets, including: aerospace & defense, medical ...

Description: As a reader, you will learn about the relationship between magnetic separation and metal detection. It is important to understand how to foster product purity and equipment protection from the ...

Description: Eriez Permanent Plate Magnets provide dependable and economical solutions to problems associated with tramp iron contamination in processing lines. This case study examines a grape harvesting for wine ...

Description: Shaped field magnets (SFMs), relative newcomers to the permanent magnet arena, have sparked interest among designers of rotating equipment and sensors. Having shown significant gains in efficiency and ...

Description: There are at least four questions the engineer needs to answer when working on a new magnetic design. 1. What are the magnetic requirements? 2. What are the physical needs of the material? 3. What are ...

Description: Permanent and electro-magnets play a crucial role in many automated and semi-automated manufacturing plants. ...

Description: In an article titled "Streamlining Production Process Through Magnets", IMI's Chief Business Development Officer, Dennis O'Leary, discusses the unique challenges chemical processors face when ...

Description: Arnold Magnetic Technologies - Precision Thin Metals Division can roll Molypermalloy as thin as 0.00008" (0.002 mm). Thin Molypermalloy can be used in a variety of applications, but its high magnetic ...

Description: We fabricate and custom-produce a comprehensive line of permanent magnets and precision assemblies specific to design requirements in a number of markets, including: aerospace & defense, medical ...

Description: This article will discuss design considerations and challenges for electric machines and how new materials can help improve their performance and efficiency. ...

Description: Magnetic dipole moment, often simply called magnetic moment, is a measurement of a magnetic dipole's ability to turn itself into alignment with a given external magnetic field. The magnitude of the ...

Description: When Considering the Best Material for Magnetic Car Signs, the Thickness of the Magnetic Sheet Used for Magnets on Cars Matters ...

Description: We are often asked about shipping magnets by air, and thought we'd take a minute to write about it. Adams Magnetic Products' general policy is to ship all magnetized products using ground ...

Description: Whenever you need to add or take away something, it's likely to throw off your entire labeling system. To avoid this difficulty, why not implement a magnetic labeling system? ...

Description: We use special equipment which is designed specifically for use with magnetic sheet. Instead, I think you would be better served by using one of two fairly simple methods. ...

Description: You want to order a magnet to work with a sensor or to produce a magnetic field in your device. Magnets are not covered thoroughly in schools, even at the college level. To you, they may be somewhat ...

Description: To understand what makes a material magnetic, you have to think small. Really small. Like atom small. Atoms are the basic building blocks that come together to form molecules, which come together for ...

Description: Magnets are like people. Some don't like the heat, some don't like the cold. Some are strong and some damage easily. And some are more dangerous than others. ...

Description: Detailed explanation of ceramic magnets and the process of making them ...

Description: Two examples will be introduced to demonstrate the permanent magnet technology and its feasibility in the medical and scientific applications, where in general electromagnets have been used ...

Description: DoD has adopted as final, with changes, an interim rule amending the Defense Federal Acquisition Regulation Supplement (DFARS) to implement a section of the National Defense Authorization Act for ...

Description: Completely new to the world of permanent magnets? The EEC Terminology Guide defines common terms and concepts. ...

Description: A new zero RTC magnet with (BH)max of 18 MGOe has been developed for the TWTA industry, which is 12.5% higher in maximum energy product than that of the best commercially available 0TC magnets. ...

Description: What is a magnetic bearing? ...

Description: Permanent Magnet Overview ...

Description: FEA and magnetic design service can help reduce cost and improve performance ...

Description: Sm-Co magnets overview ...

Description: Sm-Co magnets with higher residual (remanent) magnetic induction, Br, and density of magnetic energy or maximum energy product, (BH)max, are of great benefit for many applications such as motors, ...

Description: Why High Temperature Magnets? ...

Description: In the last 20 years, the demand for many devices that require rare earth metals has been increased exponentially primarily due to some of the very popular electronic devices such as cell phones, ...

Description: A magnet producer has a lot of equipment available that can be used to investigate magnets, but these tools are generally not needed for the average user. If your application depends on the magnetic ...

Description: This tool calculates magnetic field strength measured in gauss, on the centerline of a disc magnet or ring magnet magnetized through its thickness, at a distance of X from the surface of the magnet. ...

Description: Want to know how many pieces of your final size magnet you can get out of a 200 SF roll of magnetic sheet? Or how much your order will weigh based on how many pieces you want? Just plug in the size ...

Description: Chief business development officer, Dennis O'Leary, discusses a recent case study where an IMI magnetic drawer-in-housing helped a food manufacturer with a ferrous metal contamination issue they were ...

Description: The electromagnet is a simple holding device. When energised it will attach itself to a flat steel surface with high force. When de-energised the attracting force is switched off. ...

Description: For most people, when they think of a magnet they think of a simple item that sticks to a refrigerator door, or a clasp that holds a piece of jewelry together. But there is a whole other world of ...

Description: There is more uncertainty in the market right now, a result of inflamed trade and tariff rhetoric from the U.S. and China. The media has already declared the situation to be a trade war, which has ...

Description: A neodymium magnet is the strongest known type of permanent magnet. These are not your average refrigerator magnets! Neodymium magnets are the strongest permanent magnets available and, even if you've ...

Description: Particle separation is a common task in the life sciences. In biomedical fields ranging from immunology and proteogenomics to molecular biology and in-vitro diagnostics, it is often necessary or ...

Description: commonly asked questions about magnets and magnetism ...

Description: Rare earth magnets are back in the headlines again. ...

Description: A second quadrant demagnetization curve provides information about the magnetic characteristics of a magnet, including the magnetic field strength and how resistant it is to demagnetize. How it is ...

Description: Tis' the season for holiday display changes, new themed signage and Mariah Carey's "All I want for Christmas is You" playing on a constant loop. Not to mention the never-ending nightmare of ...

Description: there four are new standards for permanent magnets ...

Description: Interesting news out of Duke University, where new magnets are now being built in a laboratory, atom by atom. While production on a mass scale at a reasonable cost is still many years away, this could ...

Description: For a variety of reasons, one of the materials that goes into permanent magnets has been getting much more expensive lately. It is not one of the rare earth that made headlines a few years ago for ...

Description: Cold weather is great for enjoying hot cocoa by a fireplace, college football, and white Christmases. But what does it do to magnets? ...

Description: Mars is the only major planet in our solar system that doesn't have a planet-wide magnetic field. Given the planet's proximity and similarity to Earth, the lack of a protective magnetic field has ...

Description: You may have heard that the U.S. Trade Representative (USTR) had been considering a tariff of up to 25% on industrial magnets from China. These tariffs would have affected many of our products, as ...

Description: Usually you won't see them but they're there, inside the devices you use every day ...

Description: The National High Magnetic Field Laboratory is reclaiming its status as home to the world's strongest magnet. ...

Description: While online sales have revolutionized the retail business, there are still millions of people who prefer and enjoy shopping in an actual store. For business owners, just luring folks away from amazon ...

Description: The heavy rare earth elements such as Dysprosium and Terbium played a role in huge price spikes in the permanent magnet industry a few years ago. These elements are crucial to enable Neodymium Iron ...

Description: True to their nature, magnets are attracting attention in all kinds of industries. Suitable for an enormous range of surfaces, magnets provide the strength and durability of mechanical closures and ...

Description: Industrial Magnetics Inc. was recently commissioned to design a custom magnetic lifting solution to assist in the repetitive handling of a large, heavy part in a customer's manufacturing process. ...