Neodymium Block Magnet - 5mm x 5mm x 5mm | N45
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This nickel-coated Neodymium block magnet has a pull force of 1.22kg and weighs 15g. It is 5mm in width, 5mm in height and 5mm in length, and the direction of magnetisation is axially, through height. Gauss 5972, Grade N45.
It’s all about the proportions of this Neodymium magnet, which has a mighty holding force of 1.94kg despite being just 5mm in length, height and width. Those proportions mean this magnet is versatile, suitable for applications where space is limited, but a strong hold is also essential. As well as its compact size and powerful pull force, this block magnet is rated N45 Grade, one of the highest magnetic grades. Put all those statistics together and you have a very versatile and valuable magnet for a huge range of applications.
These Rare Earth block magnets are found in speakers and headphones, hard disks, wind turbines, electric and hybrid cars, in jewellery, toys, craftmaking, sensors, communications, electronic and audio equipment and in a wide range of manufacturing processes.
Rare Earth Neodymium magnets are the world’s strongest and most stable permanent magnets – in fact, they are up to seven times stronger than ferrite magnets and come in a huge range of sizes, shapes and grades.
Typical Physical Properties
NB: Ranges are indicative for product category, please check individual products for specic values within that range.
Production Flow Diagram
Demagnetization Curves
Surface Treatment
The most common coating for Neodymium magnets is Nickel + Copper + Nickel (Ni + Cu + Ni). This coating offers the magnet relatively good protection from corrosion and passive applications. If the magnet will be exposed to moisture or liquid then consider the use of an organic coating such as Epoxy. A hard wearing coating, Epoxy is suited to applications where the magnet will come under some friction or knocking.
Range and Tolerance
Magnets are readily available in Blocks, Discs, Cylinders & Rings. AMF Magnetics specializes in the supply of short-run prototype magnets including Arc Segments, various magnetic orientations etc. If you need a magnet size that we don't carry in stock, submit a Design-a-Magnet enquiry for a quote on your custom magnet design.
Magnetic Properties
Neodymium magnets are offered in several different grades. The first section N30-54 has an operating temperature of up to 80 degrees. Most of our stock only goes up to N38. The second section, denoted with the "M" prefix after the grade has an operating temperature 100 degrees. After this the grades are "H", "SH", "UH" & "EH". In order for the magnet to withstand a higher operating temperature, during production more of the raw material PrNd is incorporated as these elements have a naturally occurring resistance to high temperatures.
Returns Policy
If you are not entirely satisfied with your purchase, we're here to help.
We have a 30 Day Returns policy at Frenergy Magnets. You may return your item within 30 days of receiving it to receive a refund.
The product/s must be unused and in the same condition you received them in. Please contact us at info@frenergy.com.au to initiate the returns process.
The buyer is responsible for the cost of returning the order.
