Type: Permanent Magnets
Composite: Neodymium Magnet
Shape: make as order
Application: Industrial Magnet
Coatings: Ni, Zn, gold, silver, copper, epoxy, and so on
Tolerance: +/-0.03 to +/-0.15
Shapes: Arc/Disc/Bar/Block…
Grade: N3N35M-N52M,N35H-N50H,N33SH-N45SH
Sizes: customized
magnetize direction: Customized
delivery: by sea, by air, or by express
Temperature: The max operation temp is up to 230 d
Cylinder Magnet
Description
Wholesale Encapsulated Strong Cylinder Magnet – NdFeB + ABS
Cylinder magnet can be encased in heat-shrink tubing, providing extra protection. This heat-shrink wrap makes the magnets waterproof, shock-resistant, and oxidation-proof, ensuring they remain in optimal condition even in harsh environments. This added layer of protection increases their durability and reliability for long-term use in a wide range of applications.

Uncoated raw strong cylinder magnet showcasing its robust NdFeB core for custom applications.
Type | Permanent |
Composite | NdFeB Magnet |
Shape | Disc, Cylinder, Block, Ring, Segment,bar, Countersunk, Trapezoid |
Ir-regular shapes and more custom shapes | |
Application | Industrial Magnet |
Magnetize direction | Customized |
Size | Customized |
Coating | Ni, Zn, gold, silver, copper, epoxy, and so on |
Tolerance | +/-0.03 to +/-0.15 |
Working temperature | The max operation temp is up to 230 degree centigrade |
Delivery | By sea, by air, or by express |
Max Working Temperature | Grade |
80°C | N33-N52 |
100°C | N35M-N45M |
120°C | N33H-N50H |
150°C | N33SH-N45SH |
180°C | N30UH-N42UH |
200°C | N30EH-N38EH |
230°C | N28AH-N33AH |
Packaging:

NdFeB magnets securely packaged in small white boxes, ensuring safe transport and easy handling.

NdFeB magnets undergo a careful de-magnetization packaging process, involving layers of iron boxes, foam, and paper boxes to ensure secure transport.

Understanding the two magnetization directions for NdFeB magnets: Thickness Magnetized and Radially Magnetized.
Key Features:
- Waterproof: The ABS coating provides reliable water resistance for outdoor and harsh environments.
- Shatter-Proof & Rust-Proof: Durable encapsulation protects the magnet against impact and corrosion.
- Versatile Use: Suitable as a raw magnet or as an encapsulated solution for hidden magnet applications in bag hardware and other custom products.
- Eco-Friendly: Made with environmentally conscious ABS material, ensuring a sustainable and robust product.
Overview:
Our Encapsulated Strong Magnet Cylinder offers exceptional magnetic strength in a compact design. Engineered from premium NdFeB and encapsulated in eco-friendly ABS, this magnet is designed to withstand water, impacts, and corrosion. Its sleek finish—available in standard black or white, with custom color options—makes it perfect for a wide range of applications including hidden magnet systems, bag hardware, and various industrial uses.
Ideal Applications:
- Hidden magnet applications in custom bag hardware
- Industrial and consumer products requiring robust magnetic solutions
- Accessories and components where a sleek, durable magnet is essential
Ready to integrate this high-performance magnet into your product designs? Contact us at info@richarms.com or visit Richarms Online Shop to place your order or request a sample.