N52 Sintered Neodymium Arc Magnets with Ni-Cu-Ni Coating - 25mm x 30mm x 9mm Custom Sizes Available
N52 sintered permanent neodymium arc magnets with Ni-Cu-Ni coating, available in custom sizes including standard dimensions of 25mm width × 30mm length × 9mm thickness.
| Parameter | Specifications |
|---|---|
| Product Name | N52 Sintered Permanent Neodymium Arc Magnets |
| Shape | Arc shaped (customizable sintered NdFeB magnet shapes available) |
| Material | NdFeB (Neodymium Iron Boron) |
| Coating | Ni-Cu-Ni, Nickel, Zn, Gold, Silver, Copper, etc. |
| 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 |
| Magnetic Properties | N52: Br 14.4-14.8 kgs, Hcj ≥876 ka/m, TW ≤70°C |
Neodymium rare earth permanent magnets are widely used in various industrial applications:
- Motors and sensors for automotive and home appliances
- Wind turbines and wind generators
- Speakers, microphones, and audio equipment
- Digital camera motors and various sensors
- Magnetic hooks, holders, and filtration systems
- Electronics, electric apparatus, and packaging solutions
Our manufacturing process adheres to strict quality standards with certifications including ROHS, SGS, and ISO9001.
Superior magnetic properties suitable for variable frequency compressors, motors, and rotors.
Surface magnetic field and magnetic flux consistency controlled at ±0.05% for reliable performance.
Excellent working temperature capabilities up to 240°C for demanding applications.
Complete production flow: Neodymium magnet melting → Pulverization → Magnetic field orientation and molding → Sintering → Semi-finished inspection → Precision machining → Surface treatment → Magnetizing → Final inspection & packing.
- OEM manufacturing for products and packaging
- Sample orders and trial quantities available
- 24-hour response time for inquiries
- Technical support for permanent magnet assemblies
- Order tracking and after-sales support
Available in grades N35-N52 (M, H, SH, UH, EH, AH) with various shapes including cylinders, blocks, rings, segments, and custom designs.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.