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How to Meet the Air Transport Standards for Shipping Magnets

The transportation of magnetic materials through air presents unique challenges owing to the potential interference they can cause with an aircraft’s navigation system and control signals. Recognizing these challenges, the International Air Transport Association (IATA) classifies magnetic materials as class 9 hazardous goods, imposing specific regulations and guidelines to maintain safety standards during air transit. This article guides you through meeting these standards, ensuring your magnetic shipments remain compliant. Understanding the Regulatory Landscape The IATA has laid down two critical

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A Practical Guide to Magnet Packaging: Ensuring Safe Transit and Delivery

In the intricate world of magnet production and distribution, the packaging and transportation phase holds paramount importance. Given that the magnets possess a strong magnetic force, proper packaging is imperative to prevent any potential adverse effects on the surrounding environment and other equipment. In this article, we delve into the conventional packaging process that adeptly utilizes demagnetizing packaging, effectively altering the magnetic field distribution of the magnets without eliminating their magnetic properties, akin to a Faraday cage offering magnetic shielding.

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Essentials of Halbach Array Design

In the realm of magnetism, where functionality intertwines with innovation, the crafting of Halbach Arrays stands as a testament to scientific artistry. Striking the perfect harmony between potency and economic viability often emerges as a challenging feat. This narrative unfolds the intricate considerations pivotal to the foundational design elements of Halbach Arrays, a topic of paramount importance for aficionados and professionals alike. Diverse Interpretations in Array Configurations The nomenclature “Halbach Array” has permeated the technical jargon, often employed broadly to

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Physical Properties of Neodymium Magnets

At EPI Magnets, we’re not just suppliers, we’re experts dedicated to understanding every facet of the magnetic materials we work with. Today, we delve deep into the physical properties of sintered Neodymium-Iron-Boron (NdFeB) magnets, a critical functional component in a wide array of equipment including motors, acoustic devices, magnetic assemblies, and sensors. Throughout their lifecycle, these magnets face a barrage of environmental factors – from mechanical stresses to thermal fluctuations, and the relentless push and pull of alternating electromagnetic fields.

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Halbach Circles: Exploring the Magnetic Wonders of Circular Arrays

In our earlier piece titled An Overview of Halbach Arrays, we delved into linear arrays, where magnets are set in a distinct sequence to generate a potent magnetic field on one side. Now, we turn our attention to the circular patterns of Halbach arrays, where the magnets form a ring, resulting in some fascinating outcomes. The Man Behind the Arrays: Klaus Halbach During the 1980s at the Lawrence Berkeley National Laboratory, physicist Klaus Halbach became a prominent figure associated with

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An Overview of Halbach Arrays

In the realm of magnet technology, the Halbach Array stands as a beacon of innovation and efficiency. This unique magnetic structure, discovered and refined by American scholar Klaus Halbach in 1979, aims to maximize magnetic field strength using the minimum amount of magnets. Let’s delve deeper into the fascinating world of Halbach Arrays and explore their structure, applications, and manufacturing techniques. Unveiling the Halbach Array: A Revolutionary Magnetic Structure The Halbach Array, also known as the Halbach permanent magnet, emerged

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Common Testing Procedures for Sintered NdFeB Magnets: A Comprehensive Guide

Sintered Neodymium (NdFeB) magnets, known for their high magnetic energy density and excellent operational characteristics, are widely used in various fields including household appliances, transportation, healthcare, and aerospace. To objectively assess the suitability and quality of these magnets, various tests are conducted, generally categorized into three aspects: appearance and physical properties, magnetic properties, and auxiliary performance tests. Testing Appearance, Dimensions, and Physical Properties The appearance, dimensions, and physical properties are fundamental for the use of NdFeB products. Good products must

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A Guide to Measuring Magnets

Magnetism, a phenomenon that has fascinated humanity for centuries, is still a subject of intrigue and study. One of the most common queries that arise is how to measure the strength of a magnet. This article delves into the intricacies of measuring magnets, offering insights into the tools used and the factors that can influence readings. Understanding Surface Field The Surface Field of a magnet refers to the theoretical strength of the magnetic field right at the magnet’s surface. This

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