A refrigerator magnet or fridge magnet is a small magnet, often attached to an artistic or whimsical ornament, which may be used to post items such as shopping lists, Christmas cards, child art or reminders on a refrigerator door, or which simply serves as decoration.
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What is the strongest type of magnet?
neodymium
The strongest permanent magnets in the world are neodymium (Nd) magnets, they are made from magnetic material made from an alloy of neodymium, iron and boron to form the Nd2Fe14B structure.
What are flat magnets called?
A refrigerator magnet or fridge magnet is a small magnet, often attached to an artistic or whimsical ornament, which may be used to post items such as shopping lists, Christmas cards, child art or reminders on a refrigerator door, or which simply serves as decoration.
What is the strongest and thinnest magnet?
Neodymium magnets are also known as super magnets. A well-deserved name indeed, as they have extraordinary strength even at their smallest size and are among the strongest permanent magnets in the world.
Is there a magnet stronger than neodymium?
Iron Nitride Permanent Magnet Stronger than Neodymium Magnet The theoretical magnetic energy product for this iron nitride (Fe16N2) magnet is 130 mega gauss oersteds, which is more than twice the maximum reported magnet energy product for a rare-earth neodymium magnet.
Is neodymium the strongest magnet?
Developed independently in 1984 by General Motors and Sumitomo Special Metals, neodymium magnets are the strongest type of permanent magnet available commercially.
Do magnets set off store security alarms?
Do magnets set off store alarms? Yes, magnets set off store alarms. Therefore, there are unexpected situations where the alarm goes off. For example, if the customer hasn’t stolen anything but the alarm goes off, the customer may unknowingly carry magnets.
Which magnet is stronger N35 vs n50?
The difference between n35 and n50 magnets is the maximum strength that they can be magnetized to. The basic principle is that the higher the number the stronger the magnet. N35 is, therefore, the weakest and n50 the strongest of the neodymium magnets.