Neodymium pot magnets are powerful mounting magnets. These industrial-strength magnetic assemblies are built with neodymium disc magnets embedded in a steel pot with an internal (female) threaded stem. The steel casing creates a strong vertical magnetic pull force, (especially on a flat iron or steel surface), concentrating it to the contact surface.
Benefits of Neodymium Pot Magnet
Compact size
Neodymium pot magnets have a high energy density, meaning they can store a large amount of magnetic energy in a small volume. This compact size allows for space-saving designs in various applications where size and weight are critical factors.
Versatility
Neodymium pot magnets can be manufactured in different shapes and sizes, including blocks, discs, rings, and more. Their versatility in terms of form and magnetization direction enables them to be used in a wide range of applications.
Wide temperature range
Neodymium pot magnets can withstand high operating temperatures compared to other types of magnets. They exhibit excellent magnetic properties even at elevated temperatures, making them suitable for applications that involve high heat environments.
Magnetic stability
Neodymium pot magnets have excellent magnetic stability, which means they retain their magnetic properties over time. They have a high resistance to demagnetization, ensuring long-term performance and reliability.
Improved efficiency
Due to their strong magnetic field, neodymium pot magnets can enhance the efficiency of electric motors and generators. They provide greater power output, resulting in improved performance, reduced energy consumption, and increased overall efficiency.
Precise control
Neodymium pot magnets offer precise control over magnetic fields due to their strong magnetic force. This makes them suitable for applications that require fine-tuning and precise positioning of magnetic fields, such as in scientific experiments, sensors, and actuators.

Neodymium pot magnet, with counter bore, nickel coating
The Neodymium pot magnet with counter bore and nickel coating offers superior magnetic strength and corrosion resistance, ideal for secure mounting and industrial applications.

Neodymium pot magnet, with bore, nickel coating
The Neodymium pot magnet with a bore and nickel coating provides exceptional magnetic strength and durability. Its corrosion-resistant finish makes it perfect for secure mounting in various industrial applications.

Neodymium pot magnet, with external thread, nickel coating
The Neodymium pot magnet with an external thread and nickel coating offers robust magnetic force and enhanced durability. Its corrosion-resistant finish is ideal for secure mounting in industrial applications, ensuring long-lasting performance and reliability.

Neodymium pot magnet, with internal thread-metric thread, nickel coating
The Neodymium Pot Magnet with an internal metric thread and nickel coating is a versatile, durable magnetic solution. Its powerful Neodymium core provides strong holding force, while the nickel coating ensures resistance to corrosion.

Neodymium pot magnet, with internal thread-metric thread, nickel coating
The Neodymium Pot Magnet with an internal metric thread and nickel coating offers strong magnetic holding, durability, and corrosion resistance. Ideal for industrial applications, it ensures secure attachment and reliable performance in various assemblies.

Rectangular neodymium pot magnet, with counter bore, nickel coating
The Rectangular Neodymium Pot Magnet with a counter bore and nickel coating provides strong magnetic force, durability, and corrosion resistance. Ideal for industrial applications, it ensures secure mounting and reliable performance in various assemblies.
Why Choose Us
Rich Experiences
Founded in 2001, our growing R&D team currently consists of 20 technical engineers dedicated to providing proactive and forward-thinking support to our customers, leading product development and innovation to better serve the current market.
Complete Qualifications
We specialize in Permanent Sintered Neodymium-Ferrum-Boron (NdFeB) magnets, Samarium-Cobalt (SmCo) magnets, Aluminum-Nickel-Cobalt (AlNiCo) magnets, and related assemblies, all ISO9001 and SGS certified.
Strong Production Capability
Our annual output includes 800 tons of NdFeB magnets and 6000 tons of ferrite magnets, along with Alnico, SmCo, and plastic rubber magnets.
After-Sales Services
We provide comprehensive after-sales support, including troubleshooting, repair services, and customer assistance, ensuring satisfaction even after purchase.
Types of Neodymium Pot Magnets
Sintered NdFeB magnets
Powder metallurgy is used to fabricate the sintered NdFeB magnet. To achieve densification, the smelted alloy must first be powdered and compacted into a dense magnetic field with the use of magnetic flux and then sintered in an inert atmosphere or vacuum. In general, just the magnet blank can be created after sintering, and it can then be mechanically formed into magnets of different patterns.
Bonded NdFeB magnets
Magnets made of fast quenched NdFeB magnetic material and binder by "compression moulding" or "injection moulding" are known as bonded NdFeB magnets. Bonded NdFeB magnets offer great precision, can be formed into magnetic components with complicated geometry, and have one-time moulding and multi-polar orientation properties. These bonded NdFeB magnets have excellent mechanical properties and can be created all at once with the help of other supporting components.
What Are the Shapes of Neodymium Pot Magnet?
Neodymium Sphere Magnets
Sphere magnets are often offered as toys and novelty items. Sphere magnets make popular table toys which include rattlesnake eggs. This form can also be used to create bracelets and necklaces. Round magnets also are effective equipment whilst demonstrating how a few elements and molecules are based if you use the spheres to represent atoms.
Neodymium Disc Magnets
Because of the huge, flat floor, disc magnets have a big pole location making them robust, effective magnets. Relying on the size of the disc, this shape has an expansion of makes use of. Neodymium disc magnets are used each day in clothing, style accessories, and domestic decor.
Neodymium Horseshoe Magnets
Horseshoe magnets are simply bar magnets bent in a U form. The form makes the magnet stronger by way of pointing the poles within the identical route. At the start created as an alternative to the bar magnet, this shape has become a well-known symbol for magnets.
Neodymium Ring Magnets
Ring magnets are typically utilized in technological know-how experiments including an indication of magnetic repulsion in which the magnetic jewelry is threaded through a timber pole. Neodymium ring magnets also are now and then used in medicine.
Neodymium Bar Magnets
A magnet's strength is focused on the poles and lessens at the perimeters. Bar magnets are typically the weakest shapes, due to the fact the poles have the smallest vicinity. They are, but, the most commonplace form utilized in ordinary life which includes fridge magnets and compasses. Neodymium bar magnets are also generally used for demonstrations inside the study room.
Neodymium Cylinder Magnets
Cylinder magnets are sometimes utilized in medicine. a few doctors experiment with magnetic rods to deal with scoliosis sufferers. Unlike steel rods, magnetic rods can be lengthened noninvasively through far-off manage even after the rods have been located in the patient's spine. This gets rid of the want for a couple of surgeries to prolong the rod throughout the remedy.
What is the Pulling Force of a Neodymium Pot Magnet?
Neodymium pot magnet which can support 165kg, with a breaking force of up to 200kg of pull perpendicular to the magnetic face while in direct contact with a mild steel surface of the same thickness. An essential piece of equipment for divers, this powerful Neodymium pot magnet ensures a secure grip.
The magnet's pulling force ensures use that withstands even the most extreme conditions, they have been coated and designed to include special features and coatings that will make them extremely powerful and always retain their full potential even in challenging environments. Magnets are not to be used as lifting equipment, and they require a freshwater wash after use in seawater.
What Grades of Neodymium Pot Magnet are available?
There are different grades of neodymium pot magnets, for example N35, N38, N42, N38SH.. etc. Each type of Neodymium magnet is rated according to its material. Magnetic force increases with the magnet's grade (the number following the 'N'). Current high-grade neodymium magnets are N52. Any letter following the grade indicates the magnet's temperature rating. Magnets with no letters following the grade are neodymium standard temperature. So no letter on a standard neodymium magnet indicates its maximum operating temperature, 80⁰ C.
Neodymium pot magnets are typically coated with Nickel to prevent rust and corrosion from moisture, but unless coated with a special corrosion resistant coating, they are not waterproof. They should be kept away from water (especially salt water), as exposure to moisture can cause them to corrode and lose their magnetic strength over time. It is important to note that even a small amount of water, such as high humidity, can cause rust to form on the surface of the magnets. If you need to use neodymium pot magnets in a damp or wet environment, it is best to use a magnet with a corrosion resistant coating, or encase them in a waterproof container to protect them from moisture.

In the application of neodymium pot magnets, it is critical to understand the maximum operating temperature of each grade of magnet. Neodymium pot magnets operate best at lower temperatures, they even get stronger as the temperature gets colder, to a point of approximately -130°C. However, some grades of neodymium pot magnets can also be exposed to very high temperatures before their properties begin to change and they lose their magnetism, either temporarily or permanently.
As a rule neodymium pot magnets lose 0.11% of their magnetism for every 1 degree celsius rise in temperature. This small loss is fully recoverable on cooling, providing that the maximum operating temperature is not exceeded. If it is exceeded, then the small loss will not be recovered on cooling and successive hot-cold cycles will see the magnetic performance deteriorate.
The two letters following the grade name determine the temperature rating and represent the highest operating temperature the magnet can withstand before its magnetic properties are critically affected. These ratings should always be treated as a guide value as other factors such as size and shape also have an impact on the performance of a magnet at high temperatures.
Regular neodymium pot magnets are strongest operating up to temperatures of 80°C but after this point, they will lose their magnetic output. On the other hand, grades with a ‘VH/AH’ rating can operate in temperatures up to 230°C.
Neodymium pot magnets can also be affected by permanent demagnetisation fields and radiation so it is important to always fully understand the environment that the magnet will be used in. For example, a neodymium magnet in free space will demagnetise at a lower temperature than the same sized magnet connected to a piece of mild metal.
Application of Neodymium Pot Magnet
Electronics
Neodymium pot magnets are integral components in many electronic devices we use daily. They can be found in hard disk drives, mobile phones, headphones, and speakers. Thanks to their compact size and high magnetic strength, they contribute significantly to the miniaturization and performance enhancement of electronic devices.
Fridge Magnets
While your typical fridge magnet might not require the strength of a neodymium pot magnet, there are high-end decorative and utility fridge magnets that do. These magnets can hold more weight, like your child's latest artistic masterpiece or important notes and lists.
DIY Projects
For the avid DIY, neodymium pot magnets offer endless possibilities. They can be used to create magnetic spice racks, knife holders, or even to organize tools in the garage.
Healthcare
Neodymium pot magnets play a crucial role in healthcare. They are integral components in MRI machines and are used in various therapies, including magnetic therapy for pain relief.
Education
Neodymium pot magnets are fantastic educational tools. They are often used in science classes to demonstrate the properties of magnetism and to spark curiosity in young minds.
Renewable Energy
In the world of renewable energy, neodymium pot magnets are game-changers. They are vital components in the generators of wind turbines and in electric vehicle motors, contributing to the green energy movement.
Jewelry
In the jewelry industry, neodymium pot magnets are often used in magnetic jewelry clasps. They provide a strong hold, ensuring that your valuable pieces remain secure.
Door Catches
For a sleek, modern look, some doors, particularly cabinets, employ neodymium pot magnets as door catches. They provide a silent and effective way to keep doors closed without traditional latches.
Fishing
Magnet fishing has become a popular hobby, and neodymium fishing magnets are at the heart of it. Their excellent magnetic force enables hobbyists to recover various metal objects from bodies of water.
How to Choose the Right Neodymium Pot Magnet?
Holding force
The holding force of a magnet is the amount of weight that it can support. Neodymium pot magnets come in a variety of holding forces, so it is important to choose one that is strong enough for your application.
Size and shape
Neodymium pot magnets are available in a variety of sizes and shapes. Choose a magnet that is the right size and shape for your application.
Coating
Neodymium pot magnets are typically coated with a layer of nickel or zinc to protect them from corrosion. Choose a magnet with the appropriate coating for your environment.
Temperature rating
Neodymium pot magnets have a maximum operating temperature. Choose a magnet with a temperature rating that is high enough for your application.
How to store Neodymium Pot Magnet correctly
Keep away from sensitive devices
Neodymium pot magnets can interfere with electronic devices, so store them away from hard drives, disks and electronic equipment. Maintaining a safe distance helps prevent unintended disruptions to the functioning of these devices.
Use non-magnetic spacers
When storing multiple neodymium pot magnets, use non-magnetic spacers made of plastic, wood or cardboard. These spacers act as a buffer, preventing magnets from unintentionally attracting each other. This reduces the risk of accidents during storage and transportation.
Store in a cool, dry place
Neodymium pot magnets are susceptible to corrosion, particularly in humid conditions. To prevent corrosion and maintain their optimal performance, store them in a cool, dry place. You should also avoid exposing the magnets to extreme temperatures to maintain their integrity.
How to Handle Neodymium Pot Magnet Safely
Despite the dangers of neodymium pot magnets, there are several ways to reduce the risk of accidents. Some of the most important steps you should take include:
Wear gloves
Given the risk of pinching and sharp edges, wearing gloves when handling neodymium pot magnets is an essential precaution. Gloves provide a protective barrier, reducing the likelihood of injuries, mainly when working with multiple magnets or handling broken pieces.
Exercise caution
When dealing with strong neodymium pot magnets that attract forcefully, you should exercise caution when separating them. Sudden movements can lead to unexpected jumping or snapping together, posing risks of pinching or crushing. Use a deliberate and controlled approach when handling magnets to avoid accidents.
Keep away from children
Neodymium pot magnets cause a significant risk if ingested, particularly by children. Due to their small size and attractive nature, there is a risk of accidental ingestion. In addition, you should continually educate children about the potential dangers of handling these magnets and ensure they are stored in a location inaccessible to young children.
FAQ
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