Table of Contents
What are magnet terms?
Ferrite –A magnet consisting of iron oxide and strontium or barium. Ferrous Metal –The term “ferrous” is derived from the Latin word meaning “containing iron”. Ferrous metals are often magnetic, but not exclusively. Flux –Describes the flow of the magnetic field of an object or magnetically receptive object.
What is BR magnet?
Br, Residual induction (or flux density), is the magnetic induction corresponding to zero magnetizing force in a magnetic material after saturation in a closed circuit; measured in gauss.
Why is it called a magnet?
The ancient Greeks were the first known to have used this mineral, which they called a magnet because of its ability to attract other pieces of the same material and iron.
What are the 7 types of magnets names?
Here are the main 7 types of magnets.
- Neodymium iron boron (NdFeB) – Permanent magnet.
- Samarium cobalt (SmCo) – Permanent magnet.
- Alnico – Permanent magnet.
- Ceramic or ferrite magnets – Permanent magnet.
- Temporary Magnets – magnetized in the presence of a magnetic field.
What is Brmax magnet?
Brmax (Residual Induction) – Also called “Residual Flux Density”. The magnetic induction remaining in a saturated magnetic material after the magnetizing field has been removed.
What are the different properties of magnet?
What are the 4 properties of magnet
- Magnets will attract ferromagnetic substances.
- Like poles of the magnet repel each other and unlike poles attract each other.
- A suspended magnet always comes to rest in the north-south direction.
- The poles of the magnet are in pairs.
What does N52 magnet mean?
neodymium magnet
An N52 magnet is a neodymium magnet that contains an energy product or (BH)Max of 52MGOe (Mega-Gauss Oersteds). The “N52” is an abbreviation referring to the strength of this magnet.
What is example of magnet?
List of Magnet Types
| Type | Components |
|---|---|
| Alnico | aluminum, nickel, cobalt, iron |
| Mn-Al alloy | manganese (70%), aluminum (29%), carbon (1%) |
| Rare earths | samarium-cobalt and neodymium-iron-boron (NIB) magnets are the most common. |
| Electromagnet | Electric wire, carrying current, looped around a ferromagnetic material. |
What are the 4 types of magnet?
There are four types of permanent magnets:
- Ceramic or ferrite.
- Alnico.
- Samarium Cobalt (SmCo)
- Neodymium Iron Boron (NIB)
What is magnet MGOe?
The maximum energy product of a magnet is measured in Mega Gauss Oersteds (MGOe). This is the primary indicator of a magnets ‘strength’. In general, the higher the maximum energy product value, the greater the magnetic field the magnet will generate in a particular application.
What is GS In magnets?
The gauss, symbol G (sometimes Gs), is a unit of measurement of magnetic induction, also known as magnetic flux density. The unit is part of the Gaussian system of units, which inherited it from the older CGS-EMU system. It was named after the German mathematician and physicist Carl Friedrich Gauss in 1936.
What does N45 magnet mean?
2. What does the N35, N40, N42, N45, N48, N50, N52 grade mean? Neodymium magnets are graded by the maximum strength they can be magnetized to. The higher the number the stronger the magnet is, however the higher the number the more brittle the magnet becomes as well.
What does N42 magnet mean?
The grade N42 means a neodymium magnet has a maximum energy product of 42 MGOe. It refers to the maximum magnetic energy that the material can be stored. It can be showed by the magnet’s Demagnetization Curve, or BH Curve – the strongest point is (BH)max.
What does N48 magnet mean?
Neodymium magnets
2. What does the N35, N40, N42, N45, N48, N50, N52 grade mean? Neodymium magnets are graded by the maximum strength they can be magnetized to. The higher the number the stronger the magnet is, however the higher the number the more brittle the magnet becomes as well.
What are some common terms related to magnetic materials and design?
Below is a glossary of common terms related to magnetic materials, design, and engineering: Air gap, is a low permeability gap in the flux path of a magnetic circuit. Often air, but inclusive of other materials such as paint, aluminum, etc. Anisotropy, Literally means having different properties depending on the inspected direction.
What is a magnet?
Magnet – A magnet is an object of certain materials, either natural or manufactured, that attract ferrous materials with a magnetic field. All magnets have at least two poles – north and south – and will retain their poles, even if broken into smaller pieces. It is not possible to end up with a single-poled magnet (also known as a monopole).
What is the difference between a magnet and a magnetic field?
MAGNET: A material that has the property, either natural or induced, of attracting iron or steel. MAGNETIC FIELD: The space around a magnet in which the magnetic force can be detected.
What is the polarity of a magnet?
Magnetic Polarity – The north and south poles of a magnet where the flux lines are concentrated. Magnetic Saturation – The maximum amount of energy that can be absorbed by a magnetic material to fully “charge” a magnet. Material Grade – The ranking by which magnetic strength is determined.