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Black Rare Earth N52 Tiny Disc Magnets For DIY

Black Rare Earth N52 Tiny Disc Magnets For DIY

You can use small neodymium magnet discs to display photos or to organize items. These small rare earth magnets are very practical for both home and office use.

  • Color :

    Black
  • Size :

    D4x1mm
  • Order(MOQ) :

    100pcs
  • Sample :

    Free
  • Lead Time :

    7-15days
  • Payment :

    Paypal/ TT/Credit Card

Black Rare Earth N52 Tiny Disc Magnets For DIY

Product Specifications

 

Product Name

Epoxy Coated Round Magnet
Diameter 4mm (0.16inch)
Thickness 1mm (0.04inch)
Plating/Coating Black Epoxy Resin
Grade N52
Material NdFeB Magnet
Density 7.5g/cm³
Tolerance ±0.05mm (±0.002inch)
Magnetization Direction Axial (Poles on Flat Ends)
Notes: 1. Manual measurement, please allow slight errors on size.
2. The color May exist a slight difference due to different screen displays.

 

Product Introduce

Our D4x1mm neodymium disc magnets are designed for applications requiring high magnetic force within a compact size. Manufactured from premium N52 material, they offer exceptional tensile strength and stability despite their small size.

To ensure outstanding durability, the powerful round NdFeB magnet surface is coated with a black epoxy resin coating, providing excellent resistance to corrosion, moisture, and abrasion. This protective layer also gives the magnets a clean, low gloss appearance suitable for consumer and industrial components.

 

Typical Applications:

This small, strong, and versatile epoxy coated thin disc magnet is ideal for hobbyists, craft enthusiasts, students, and anyone looking to incorporate a magnetic solution into everyday life, creative projects, or educational activities.

  1. DIY Crafts: Perfect for creating personalized fridge magnets, magnetic jewelry, model kits, miniature sculptures, or decorative art pieces. Its small size allows for precise positioning, and its strong magnetism adds a professional touch to your creations.
  2. Home Organizers: Securely attaches small household items such as keys, clips, pins, or lightweight ornaments to metal surfaces.
  3. Office and School Use: Easily holds sticky notes, memos, papers, whiteboards, or lightweight bulletin boards. Ideal for classrooms, offices, and study areas where a quick and reusable fixing method is needed.
  4. Educational Kits and Experiments: Ideal for hands-on science experiments, physics demonstrations, and interactive teaching activities. Encourages exploration of the principles of magnetism in a safe and practical way.

Black Rare Earth N52 Tiny Disc Magnets For DIY

 

Customization

Our company specializes in the R&D, production, and global sales of high-quality permanent magnets. With years of experience in the magnet industry, we are committed to supporting custom orders and helping customers find the most suitable magnetic solutions for their projects, whether in industrial, educational, or consumer applications.

  • Sizes and Shapes: A variety of sizes and shapes are available to meet diverse design and engineering needs, including discs, blocks, rings, and custom shapes.
  • Magnetization Direction: Axial or radial magnetization is available to meet specific technical requirements and assembly designs.
  • Plate/Coating Options: Zinc (Zn), Nickel (Ni), or epoxy coatings enhance corrosion resistance, durability, and aesthetics.
  • Magnet Grades: High-performance grades, from N35 to N52, offer strong magnetic strength and stability.

high performance axial magnetization black magnetheavy duty black epoxy magnet for fridge

Neodymium  Br Hcb Hcj (Bh)max Tw
Grade mT kGs kA/m kOe kA/m kOe kJ/m3 MGOe
N35 1170-1220 11.7-12.2 868 10.9 955 12 263-287 33-36 80
N38 1220-1250 12.2-12.5 899 11.3 955 12 287-310 38-39 80
N40 1250-1280 12.5-12.8 907 11.4 955 12 302-326 38-41 80
N42 1280-1320 12.8-13.2 915 11.5 955 12 318-342 40-43 80
N45 1320-1370 13.2-13.7 915 11.5 955 12 342-367 41-44 80
N48 1380-1420 13.8-14.2 923 11.6 955 12 366-390 46-49 80
N50 1400-1450 14.0-14.5 796 10 876 11 382-406 48-49 80
N52 1430-1480 14.3-14.8 796 10 876 11 398-422 50-53 80

 

Packing&Shipping

cheap price dropship epoxy round magnet

super strong magnetic material epoxy magnet for sale

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