Permanent Neodymium Arc Magnets for Wind Generators - N35 to N52 Grade with ±0.05mm Tolerance and 240°C Max Temperature
High-performance permanent neodymium arc magnets engineered specifically for wind generators and industrial motor applications. Manufactured with exceptional consistency and temperature resistance for demanding environments.
Optimized for variable frequency compressors, motors, rotors, and high-efficiency applications requiring strong magnetic properties.
Surface magnetic field and magnetic flux consistency controlled at ±0.05%. Remanence (Br) and coercivity (Hcj) values significantly exceed 1.63 standards.
Designed to meet demanding working temperature requirements with excellent thermal stability across various applications.
15+ Years Manufacturing Experience | Custom Sizes & Shapes | Fast Delivery | Competitive Pricing | 24-Hour Support
| Parameter | Specification |
|---|---|
| Shape | Arc shaped (Sintered NdFeB magnets shape can be customized) |
| Material | NdFeB (Neodymium Iron Boron) |
| Coating | Ni-Cu-Ni, Nickel, Zn, Gold, Silver, Copper etc. |
| Tolerance in Size | ±0.05mm or ±0.1mm |
| Magnetization Direction | Thickness, Length, Axially, Diameter, Radially, Multipolar |
| Grade Range | N33-N52; N33M-N50M; N33H-N48H; N30SH-N45SH; N30UH-N40UH; N28EH-N38EH; N28AH-N35AH |
| Remanence (Br) | N35(11.8-12.2); N52(14.4-14.8); N35M(11.8-12.2); N30H(10.8-11.3); N30SH(10.8-11.2); N30UH(10.8-11.2); U30EH(10.8-11.2) |
| Coercivity (Hcj) | N35≥955; N52≥876; N30SH≥1353; N33AH≥2785 |
| Working Temperature | N35≤80°C; N52≤70°C; N30SH≤150°C; N33AH≤240°C |
| Applications | Wind turbines, generators, motors, sensors, speakers, rotors, automotive systems, magnetic separation, and industrial equipment |
| Certifications | ROHS, SGS, ISO9001 |
- Thickness Magnetized
- Axially Magnetized
- Diametrally Magnetized
- Multi-poles Magnetized
- Radial Magnetized
- Customized Specific Requirements
| Shape | Application |
|---|---|
| Cylinder/Disc NdFeB Magnets | Motors, Sensors, Microphones, Switchboards |
| Block/Cube Shape Magnets | VCM, Printers, Magnetic Chuck, Switchboards |
| Ring/Bar Magnets | Horns, Trumpets, Magnetic Separation, Loudspeakers |
| Segment/Arc Magnets | Motors, Wind Turbines, Wind Generators, Switchboards |
| Customized Size Magnets | Motors, Permanent-magnet Machines, Magnetic Devices |
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
- Minimum Order Quantity: Samples available, production quantities from 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, L/C, D/P, D/A
- Packaging: Standard sea/air transport packaging with protective cartons and plastic sacks, or custom packaging available
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.