N52 Sintered Neodymium Arc Magnet 25mm x 30mm x 9mm with NiCuNi Coating for Motors and Wind Turbines
N52 grade sintered neodymium arc magnets with nickel-copper-nickel coating, featuring dimensions of 25mm width × 30mm length × 9mm thickness. These high-performance permanent magnets offer exceptional magnetic strength and durability for demanding industrial applications.
| Parameter | Specification |
|---|---|
| Product Name | N52 Sintered Permanent Neodymium Arc Magnets NiCuNi |
| Shape | Arc (custom shapes available) |
| Material | NdFeB (Neodymium Iron Boron) |
| Coating | Ni-Cu-Ni (Nickel, Zn, Gold, Silver, Copper options) |
| Dimensions | 25mm × 30mm × 9mm (±0.05mm/±0.1mm tolerance) |
| Magnetization Direction | Thickness, Length, Axially, Diameter, Radially, Multipolar |
| Available Grades | N33-N52; N33M-N50M; N33H-N48H; N30SH-N45SH; N30UH-N40UH; N28EH-N38EH; N28AH-N35AH |
| Magnetic Remanence (Br) | N52: 14.4-14.8 kgs |
| Coercivity (Hcj) | N52: ≥876 ka/m |
| Working Temperature | N52: ≤70°C |
- Thickness Magnetized
- Axially Magnetized
- Diametrally Magnetized
- Multi-poles Magnetized
- Radial Magnetized
- Customized Specific Requirements
Neodymium rare earth permanent magnets are widely used in motors, sensors, speakers, rotors, alarms, microphones, wind turbines, magnetic hooks, holders, filters, and automotive applications.
| Shape | Applications |
|---|---|
| Arc Segment Magnets | Motors, Wind turbines, Wind generators, Switchboards |
| Cylinder/Disc Magnets | Motors, Sensors, Microphones, Switchboards |
| Block/Cube Magnets | VCM, Printers, Magnetic chucks, Switchboards |
| Ring/Bar Magnets | Horns, Magnetic separation, Loudspeakers |
| Customized Magnets | Motors, Permanent-magnet machines, Magnetic devices |
Designed for variable frequency compressors, motors, rotors, and other demanding applications requiring superior magnetic strength.
Surface magnetic field and magnetic flux consistency controlled at ±0.05%, with Br and Hcj values significantly exceeding standard requirements.
Excellent temperature resistance capabilities to satisfy most application requirements across various operating environments.
All products comply with ROHS, SGS, and ISO9001 standards, ensuring consistent quality and reliability.
Neodymium magnet melting → Pulverization → Magnetic field orientation and molding → Sintering → Semi-finished inspection → Precision machining for cutting → Surface treatment → Magnetizing machine → Inspection & packing → Ex factory
| Parameter | Details |
|---|---|
| Minimum Order Quantity | Samples available; 10pcs to 500,000pcs depending on specifications |
| Delivery Time | 3-10 days for samples; 10-30 days for production orders |
| Payment Methods | T/T, Western Union, PayPal, Escrow (small orders); T/T, L/C, D/P, D/A (large orders) |
Comprehensive OEM manufacturing services available including product and package customization. Technical support provided for permanent magnet assemblies and neodymium magnet applications.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.