Custom N52 Grade Neodymium Magnet with One Side Flat One Side Curved Design for High Corrosion Resistance
High-performance N52 neodymium magnets designed for use in AC motor and car alternator configurations. These specialized magnets feature a unique 20x15x8mm dimension with one flat side and one curved side to optimize magnetic field distribution in energy generation applications.
Important Note: While these magnets can enhance system efficiency, claims of "free energy" generation violate established thermodynamic principles. All energy conversion systems experience efficiency losses and require external energy input.
- Excellent performance for compressors, motors, and rotors
- Low temperature coefficient for stable operation
- Minimal irreversible demagnetization at high temperatures
- High corrosion resistance in demanding environments
- Improves efficiency and stability of compressor systems
| Product Name | N52 Magnet for AC Motor and Car Alternator Applications |
| Shape | Arc (Custom shapes available) |
| Material | NdFeB (Neodymium Iron Boron) |
| Coating Options | Ni-Cu-Ni, Nickel, Zn, Gold, Silver, Copper |
| Size Tolerance | ±0.05mm or ±0.1mm |
| Magnetization Direction | Thickness, Length, Axially, Diameter, Radially, Multipolar |
| Available Grades | N33-N52; N33M-N50M; N33H-N48H; N30SH-N45SH; N30UH-N40UH; N28EH-N38EH; N28AH-N35AH |
| Applications | Motors, sensors, speakers, rotors, wind turbines, magnetic holders, automotive systems |
| MOQ | Samples available |
| Delivery Time | 3-10 days for samples, 10-30 days for production orders |
| Certifications | ROHS, SGS, ISO9001 |
| Grade | Br (kGs) | Hcb (kOe) | Hcj (kOe) | BHmax (MGOe) | Max Temp (°C) |
|---|---|---|---|---|---|
| N35 | 11.7-12.1 | ≥10.9 | ≥12 | 33-36 | 80 |
| N38 | 12.1-12.5 | ≥11.3 | ≥12 | 36-39 | 80 |
| N42 | 12.8-13.2 | ≥11.6 | ≥12 | 40-43 | 80 |
| N45 | 13.2-13.8 | ≥11.0 | ≥12 | 43-46 | 80 |
| N48 | 13.8-14.2 | ≥10.5 | ≥11 | 46-49 | 80 |
| N50 | 14.0-14.5 | ≥10.0 | ≥11 | 47-51 | 80 |
| Magnet Shape | Primary Applications |
|---|---|
| Cylinder/Disc Magnets | Motors, sensors, microphones, switchboards |
| Block/Cube Magnets | VCM, printers, magnetic chucks, switchboards |
| Ring/Bar Magnets | Horns, magnetic separation, loudspeakers |
| Arc/Segment Magnets | Motors, wind turbines, generators, switchboards |
| Custom Shapes | Specialized motors, permanent-magnet machines, magnetic devices |
Optimized for variable frequency compressors, motors, and rotors with superior magnetic properties.
Surface magnetic field and magnetic flux consistency controlled within ±0.05% for reliable performance.
Designed to maintain performance across most application temperature requirements.
Neodymium magnet melting → Pulverization → Magnetic field orientation and molding → Sintering → Semi-finished inspection → Precision machining → Surface treatment → Magnetizing → Final inspection & packing
- Material type and grade required?
- Size and shape specifications? (provide sketches/drawings with dimensions)
- Intended application of the magnets?
- Maximum working temperature requirements?
- Quantity needed?
- Magnetization requirements and direction?
- Delivery timeline?
- How can we support your project?
Established in 2008, Dongguan Vision Plastics Magnetoelectricity Technology Co., Ltd. is a high-tech manufacturer specializing in permanent neodymium and ferrite magnets. Our 3,000 square meter facility features first-class production equipment and comprehensive testing capabilities, ensuring top-quality products for global customers across Europe, North America, and Southeast Asia. We are committed to providing superior quality, competitive pricing, and prompt delivery while building lasting relationships with our clients.
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