Neodymium Disc Magnet 20mm x 1mm N35
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Neodymium Disc Magnets
Powerful round Neodymium magnets have a multitude of practical uses and applications.They provide heavy-duty holding strength that can not be matched by other magnetic materials. Flat, thin, rare earth discs like this 1mm thick disc magnet will barely be noticed when glued to the bottom of a product or attached to a non-metallic surface.The 20mm circular faces of this disc provide a wide contact area that can bond with metal strongly so the magnet is not easily dislodged. This can be an important consideration in certain applications where vibration or disruptive forces occur. Large diameter disc magnets are useful tools for everyday holding purposes similar to a fridge magnet or for more specialized applications where magnets are glued to non-ferrous timber or plastic surfaces so metal is compatible with them. Neodymium disc shaped magnets can be helpful for hanging signage, attaching protective screens and coverings to metal frames and equipment, or for organising metal tools on a workshop wall. Magnets are the ideal way to bond different materials together and avoid piercing delicate surfaces or causing damage to artistic and valued items.
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.