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Technical Information
35 articles
Rare Earth Typical Magnetic Properties
The Typical Magnetic Properties Table is a comprehensive guide to the technical properties of Neodymium magnets. In this table you will find the Rare Earth...
Rare Earth Physical Properties
This table outlines the typical physical properties of a Neodymium magnet. For product specific information it is best to refer to the product page as...
Rare Earth Magnets Production Flow Diagram
AMF has been in business since the 1980s and we have developed relationships with a number of high calibre factories. We work closely with our...
Rare Earth Magnets Typical Demagnetization Curves
The six tables on this page reflect the demagnetisation curve for the different types of magnetic grades. Each table incorporates a number of grade strengths...
Rare Earth Magnets Range and Tolerance
Our range of magnets has grown and diversified in the more than 40 years that AMF Magnetics has been operating. We stock a wide variety...
Flexible Magnets Typical Physical Properties
At AMF we pride ourselves on our customer service. One of the key principles of good customer service is transparency. In this table you will...
Flexible Magnets Production Flow Diagram
Flexible magnets are popular for a huge range of applications and are useful for many different purposes. The pliable nature of the material is the...
Ferrite Typical Physical Properties
This table outlines the key physical properties of Ferrite magnets. There are a number of technical attributes listed in the table. For clarification on the...
Ferrite Magnets Production Flow Diagram
This flow chart depicts a simplified outline of the process involved in the manufacture of Ferrite magnets. Ferrite magnets were first introduced in the 1950s...
Ferrite Magnets Typical Demagnetization Curves
Ferrite magnets are among the most popular for everyday applications. Although weaker in magnetic strength than a Neodymium magnet, they are more resistant to corrosion...
Ferrite Magnets Typical Magnetic Properties
This page consists of the Typical Magnetic Properties Table for Ferrite magnets. The table is a comprehensive guide to the technical properties of Ferrite magnets....
Alnico Magnets Typical Physical Properties
NB: Ranges are indicative for product category, please check individual products for specific values within that range. This table outlines the typical physical properties of...
Alnico Magnets Typical Magnetic Properties
Alnico magnets are relatively cost-effective. They boast the low variation in magnetic output due to temperature change. Alnico magnets have been largely superseded for general...
Alnico Magnets Production Flow Diagram
There are two standard ways in which Alnico magnets are produced. The two different types of Alnico magnets are cast magnets and sintered magnets. The...
Samarium Cobalt Magnets Typical Physical Properties
NB: Ranges are indicative for product category, please check individual products for specific values within that range. Samarium Cobalt magnets are one of the magnets...
Samarium Cobalt Magnets Typical Magnetic Properties
Neodymium magnets and Samarium Cobalt magnets are both part of the Rare Earth family of magnets. Although Samarium Cobalt magnets may be weaker than their...
Samarium Cobalt Magnets Production Flow Diagram
The production flow chart above outlines the process of manufacturing Samarium Cobalt magnets. First developed in the 1960s, Samarium Cobalt magnets were the strongest magnet...
Directions of magnetisation
Oriented through thickness Axially oriented Axially oriented in segments Oriented laterally multipole on one face Multipole oriented in segments on outside diameter* Multipole oriented in...
Magnet Grades
Neodymium Grades A Neodymium (Rare Earth) magnets Grade (eg:N42) is an accurate guide to the strength of a magnet. Generally speaking, higher grade numbers indicate a...
What are magnets?
A magnet is an object that expresses a magnetic field. This magnetic field occurs naturally in some minerals or can be produced with modern technology....
Air Travel with Magnets
Our magnets are packaged to meet the international couriers’ guidelines for dangerous goods. For more information and for a copy of our Shipper's Declaration for Dangerous Goods please click...
Magnets Safety Warning
Please read the following before handling magnets Magnets are more powerful than most people imagine and need to be handled with care. Before handling magnets,...
Glossary of magnet terminology
Anisotropic MagnetA magnet having a preferred direction of magnetic orientation. Coercive force, HcThe demagnetising force, measured in Oersteds necessary to reduce the induction, B to...
Magnets on a vertical surface
There are a remarkable number of variables at play when it comes to choosing the right magnet. One such variable is the orientation of the...
Adhering magnets in your application
This is one of the most frequently asked questions we encounter. In most cases the application will dictate what adhesive you use, however the wrong...
Magnet Coatings
NICKEL (NiI+Cu+Ni) This coating is the most commonly used on the surface of Neodymium or Rare Earth magnets. 3 layers in total, of nickel then...
N52 Neodymium Magnets
Our N52 Magnets are made from an incredibly strong Neodymium material and are perfect if you need a small magnet with a heavy-duty pull! Often...
Magnet Separating Guide
Avoid snapping or smashing your magnets against each other or metallic objects, as they may chip or break. Follow the steps below to best separate...
Temperatures that Permanent Magnets operate
All permanent magnets experience variations in field strength (flux density) as the ambient temperature increases or decreases. How these variations in operating temperature influence magnetic...
How to Remove a Magnet
Powerful Neodymium magnets need to be handled CAREFULLY to avoid damage or injury. Other magnetic materials are less challenging to handle, reposition or remove. The...
How do magnets work?
How do magnets work? Electrically charged particles can be found in all matter. These can generate electric currents that create magnetic fields. These magnetic fields...
How to safely remove a magnet
Powerful Neodymium magnets need to be handled CAREFULLY to avoid damage or injury. Other magnetic materials are less challenging to handle, reposition or remove. The...
How to Remagnetise magnets?
How to Remagnetise magnets? Remagnetising a magnet is easier than you may expect. Simply acquire a Neodymium magnet that is stronger in magnetic power than...
Choosing the right magnet for your application.
Choosing the right magnet for your application is crucial to ensure optimal performance and efficiency. Whether you need a magnet for indoor or outdoor use,...
What type of magnet do i need?
There are 4 categories of Permanent magnetic materials on the AMF website. Each type of magnetic material has unique benefits or advantages depending on your...
