N52 Neodymium Magnets Disc Rare Earth Strong Permanent Magnet 8mm 12mm 15mm 20mm 25mm 30mm Nickel Epoxy Coated NdFeB
Brand: magnet forever
Product origin: china
Delivery time: 35 days
Supply capacity: 100000 pieces/month
1.Strong Magnetic Force: N52 neodymium magnets, max energy in compact designs
2.Corrosion Resistance: Nickel / epoxy coated rare earth magnets for humid use
3.Full Customization: Size, shape, coating, magnetization, grade — all to your spec
4.Heat-Resistant Grades: N52M / N52H / N52SH / N45SH for high-temp apps
5.Complete Size Range: Disc 8-30mm, cylinders, blocks, custom shapes
Product Specifcations
| Item | Small high strength neodymium disc | |
| Material | Sintered NdFeb | |
Grade & Workingtemperature | Grade | Max.Operating Temperature |
| N35-N48 | 80°C(176°F) | |
| N50-N52 | 60° C(160°F) | |
| 35M-50M | 100° C(212° F) | |
| 33H-48H | 120° C(248°F) | |
| 33SH-45SH | 150°C(302°F) | |
| 30UH-40UH | 180°C(356°F) | |
| 28EH-38EH | 200° C(392° F) | |
| 28AH-33AH | 220° C(428° F) | |
| Shape | Disc | |
| Coating | Ni,Ni-Cu-Ni,Zn,Ag.Expoxy,Passivated,etx | |
| Customize | OEM | |
✅ N52 High-Performance Grade: the strongest standard grade, maximizing magnetic energy in compact motor, sensor and holding designs
✅ Complete Size Range: disc magnets from 8mm to 30mm in our standard series, plus cylinders, blocks, rings and custom shapes
✅ Corrosion Resistance: nickel plating and glossy epoxy coating protect magnets in humid, coastal and outdoor environments
✅ Full Customization: size, shape, coating, magnetization direction and grade are all tailored to your exact drawings and specifications
✅ Heat-Resistant Grades: N52M, N52H, N52SH and N45SH options maintain strong performance in high-temperature applications
Customization Capabilities
We offer custom round neodymium disc magnets tailored to your specific size, grade, coating, and strength requirements. Each neodymium disc magnet is manufactured with precision using high-quality NdFeB magnet material, ensuring consistent high strength magnet performance for industrial, electronic, or DIY applications.
Our small disc magnets can be customized in diameter, thickness, and magnetic force to perfectly match your project needs. The round magnet design allows easy integration into assemblies, machinery, or craft applications. With corrosion-resistant coatings and strict quality control, these custom neodymium disc magnets deliver reliable durability and long-term performance.
Whether for prototyping, mass production, or specialized applications, our custom high strength neodymium magnets provide the flexibility and quality you need for efficient and precise magnetic solutions.
About Us
Our factory is equipped with advanced magnet production and testing equipment, including precision pressing machines, sintering furnaces, CNC cutting tools, and automated coating lines. Each NdFeB magnet undergoes rigorous inspection using flux meters, pull force testers, and dimensional measurement tools to ensure consistent high strength magnet performance and quality. This combination of modern production and quality control equipment guarantees reliable, uniform, and durable magnets for industrial, electronic, and custom applications.
Certifications
Packing And Shipping
