40x20mm Super Strong Neodymium Disc Magnet, Powerful Magnet Disc Permanent Rare Earth Magnets for Science Project Building Fridge Craft and Office (One Piece)
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40x20mm Super Strong Neodymium Disc Magnet, Powerful Magnet Disc Permanent Rare Earth Magnets for Science Project Building Fridge Craft and Office (One Piece)
Incredibly powerful neodymium magnets designed for extreme durability and versatility in any project.
40x20mm Super Strong Neodymium Disc Magnet, Powerful Magnet Disc Permanent Rare Earth Magnets for Science Project Building Fridge Craft and Office (One Piece)
Item #: 104469775

40x20mm Super Strong Neodymium Disc Magnet, Powerful Magnet Disc Permanent Rare Earth Magnets for Science Project Building Fridge Craft and Office

Item #: 104469775

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Incredibly powerful neodymium magnets designed for extreme durability and versatility in any project.
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What Stands Out

Super Strong
Boasting exceptional strength, this magnet securely holds items, making it ideal for heavy-duty projects and crafts in various settings, including science experiments and office organization.
Versatile Use
Perfect for a range of applications from fridge magnets to crafting, this versatile disc magnet meets diverse needs, ensuring maximum usability for both personal and professional projects.
Durable Design
Made from high-quality neodymium, this permanent magnet guarantees long-lasting performance, ensuring you won’t need replacements frequently, saving you time and effort in the long run.

Product Details

Shop 40x20mm Super Strong Neodymium Disc Magnet, Powerful Magnet Disc Permanent Rare Earth Magnets for Science Project Building Fridge Craft and Office (One Piece) online at a best price in Isle of Man. B0932TT88R
Brand NameSPENCER SPENCER HAPPUCATION
ManufacturerSPENCER SPENCER HAPPUCATION
Global Trade Identification Number00840212880201
Part NumberTL299S
Unit Count1 Count
Included ComponentsNo
Number of Pieces1
Material TypeNeodymium
ColorSilver
ShapeRound
MaterialNeodymium
BrandSPENCER SPENCER HAPPUCATION
Item Weight0.5 lbs (230 grams)

Who Should Buy?

Suitable For
  • Science Projects

    Ideal for students and hobbyists conducting experiments that require strong magnets for demonstration and study purposes.

  • Crafting Enthusiasts

    Perfect for DIY projects, allowing crafters to create functional and decorative items using powerful magnets.

  • Office Use

    Great for securing notes and reminders on metal surfaces, enhancing organization in office environments effectively.

Not Suitable For
  • Heavy Loads

    Not suitable for applications that require lifting heavy objects, as the magnet's strength may not support such weights.

Product Description

40x20mm Super Strong Neodymium Disc Magnet, Powerful Magnet Disc Permanent Rare Earth Magnets for Science Project Building Fridge Craft and Office (One Piece)

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is a 40x20mm Neodymium disc magnet used for?

    Answer: The 40x20mm Neodymium disc magnet is an incredibly versatile tool used in various applications. These magnets are ideal for science projects, DIY crafts, and educational purposes, enabling users to explore magnetic fields and forces. Additionally, they can securely hold items on fridges or metal surfaces, making them perfect for organizing tools in your workspace or holding artwork on your refrigerator. Their strong permanent magnetism ensures reliability in various settings, from home to professional environments.
  • Question: How strong is a 40x20mm Neodymium disc magnet compared to regular magnets?

    Answer: A 40x20mm Neodymium disc magnet is significantly stronger than standard ferrite or ceramic magnets. Neodymium magnets are composed of rare earth metals, providing a much higher magnetic pull force relative to size. This means that even a small-sized disc can lift heavy materials while maintaining a compact form. Their astonishing strength makes them particularly effective in applications such as magnetic closures, DIY projects, and industrial uses, where strong holding power is essential.
  • Question: Can I use these magnets for outdoor projects?

    Answer: Yes, you can use the 40x20mm Neodymium disc magnets for outdoor projects, but there are some considerations. While these magnets are resistant to corrosion, prolonged exposure to harsh weather conditions can affect their performance over time. To ensure lasting effectiveness, consider using protective coatings or enclosures. They work well for outdoor art installations, holding objects in place on metallic surfaces, or any creative projects that may require a reliable grip in open environments.
  • Question: Are there safety precautions when using Neodymium magnets?

    Answer: Absolutely, while Neodymium magnets are extremely useful, safety should always be a priority. Handle these magnets carefully, as their strong attraction can lead to pinching injuries. Avoid placing them near electronic devices and credit cards, as the magnetic field could potentially cause damage. For optimal use, store them in a safe place, away from children and pets. Understanding and respecting their power can help you maximize their benefits while ensuring safety for all users.
  • Question: Can I use these magnets in educational experiments?

    Answer: Yes, the 40x20mm Neodymium disc magnets are ideal for educational experiments! Their strength allows students to explore fundamental physics concepts like magnetism, forces, and fields with hands-on learning. They can be used in experiments involving magnetic levitation, electric circuits, or building simple motors. These magnets enhance the learning experience by providing real-world applications, helping students to grasp challenging scientific concepts through interactive demonstrations.
  • Question: What materials can these magnets stick to?

    Answer: The 40x20mm Neodymium disc magnets are designed to adhere to ferromagnetic materials such as iron, nickel, and cobalt. This includes surfaces like metal cabinets, fridge doors, and magnetic boards. Their strong magnetic pull makes them perfect for industrial use, such as in manufacturing processes or assembly lines, where they can help streamline operations. For enhanced adhesion, ensure that the surface is clean and free from any non-metallic coatings.
  • Question: What are the recommended storage conditions for these magnets?

    Answer: To maintain the integrity of the 40x20mm Neodymium disc magnets, it is advisable to store them in a cool, dry place, away from moisture and extreme temperatures. Additionally, keeping them away from other magnets will prevent them from losing their strength over time due to potential magnetic interferences. If you’re storing multiple magnets, use spacers or compartments to avoid accidents caused by their strong attraction. Proper storage management can significantly extend their lifespan and functionality.
  • Question: How do I safely remove a Neodymium magnet from a surface?

    Answer: To safely remove a 40x20mm Neodymium disc magnet from a surface, it's best to slide it sideways rather than pulling directly away. This reduces the risk of pinching fingers or damaging the surface it’s attached to. If the magnet is tightly adhered, use a thin, flat tool like a plastic spatula or a credit card to gently pry it loose. Being cautious during removal preserves both the magnet's structure and the surface it’s fixed on, ensuring both remain intact.
  • Question: Where can I buy a 40x20mm Super Strong Neodymium Disc Magnet in Isle of Man?

    Answer: You can purchase the 40x20mm Super Strong Neodymium Disc Magnet from Ubuy in Isle of Man. Ubuy offers a wide selection of magnets, ensuring you find the right product for your needs. Their platform provides easy navigation, secure payment options, and detailed product descriptions to help you make an informed choice. Whether you're using these magnets for crafting, science projects, or office organization, Ubuy is your go-to source for reliable shopping.

SPENCERSPENCERHAPPUCATION Rare Earth Magnets Editorial Review

**** The 40x20mm Super Strong Neodymium Disc Magnet has garnered mixed reviews from customers, showcasing both its impressive strength and some unexpected challenges with handling and quality. Many users have highlighted the magnet’s superior lifting power, noting its ability to pick up nails and screws from a Considerable distance, making it an excellent tool for both professional and DIY tasks. Reviews indicate that it is particularly enjoyable for play and craft activities, showcasing its versatility across various uses. However, a notable point of contention among users is the issue of magnets arriving stuck together. Customers have reported difficulties in separating them, leading to potential finger pinching and frustration. Additionally, some magnets arrived with rough spots and chips, suggesting quality control issues in manufacturing or handling prior to delivery. Despite these drawbacks, the overall praised strength of the magnet remains a significant selling point, with many affirming that it is worth the investment. In summary, while the 40x20mm Super Strong Neodymium Disc Magnet is recognized for its strength and utility, potential buyers should be aware of handling cautions and the possibility of receiving damaged products. **

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Pros

  • Exceptional strength for lifting and picking up small metal objects.
  • Versatile use for various applications, including home projects, crafts, and office tasks.
  • Customers found it enjoyable to use, both for work and play.

Cons

  • Many customers faced difficulties with magnets sticking together.

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Features & Benefits

  • Super strong neodymium-iron-boron alloy construction.
  • Stylish nickel coating for rust resistance and long-lasting performance.
  • Maximal operating temperature of 80℃/176℉.
  • Perfect for a variety of applications including lifting, fastening, and arts and crafts.
  • Dimensions: 40mm diameter, 20mm thickness.
  • Ideal for both professional and household use.

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