Dongguan Vision Plastics Magnetoelectricity Technology Co., Ltd.
                                                                                                           
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18 Years
Since 2008
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Custom Arc Shape Neodymium Permanent Magnets N35-N52 Grade with ±0.05mm Tolerance for Motors and Wind Turbines

Price Negotiable
Price: Negotiable
MOQ: 1 piece
Delivery Time: 5 - 15 work days
Brand: VISION
Product Description
Custom Arc Shape Neodymium Permanent Magnets
Industrial Applications

Widely used in BLDC, brushless motors, industrial motors, generators, wind turbines, and various electromagnetic devices.

Product Advantages
High Performance: Superior magnetic properties for variable frequency compressors, motors, and rotors
High Consistency: Br and Hcj values significantly higher than 1.63, with surface magnetic field and flux consistency controlled at ±0.05%
High Working Temperature: Excellent temperature resistance suitable for most industrial applications
Technical Specifications
Parameter Specifications
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
Grade Range N33-N52; N33M-N50M; N33H-N48H; N30SH-N45SH; N30UH-N40UH; N28EH-N38EH; N28AH-N35AH
Br (kGs) 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)
Hcj (kA/m) N35≥955; N52≥876; N30SH≥1353; N33AH≥2785
Working Temperature (°C) N35≤80; N52≤70; N30SH≤150; N33AH≤240
Applications Motors, sensors, speakers, rotors, alarms, microphones, wind turbines/generators, magnetic hooks, filters, automotive systems
MOQ Samples available
Delivery Time 3-10 days for samples, 10-30 days for orders (based on stock availability)
Certifications ROHS, SGS, ISO9001
Magnetization Directions
• Thickness Magnetized
• Axially Magnetized
• Diametrally Magnetized
• Multi-poles Magnetized
• Radial Magnetized
• Customized specific requirements magnetized
Neodymium magnet magnetization direction diagram
Magnet Shapes and Applications
Shape Applications
Cylinder/Disc NdFeB Magnets Motors, Sensors, Microphones, Switchboards
Block/Cube Shape Magnets VCM, Printers, Magnetic Chucks, 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
Production Process

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

Neodymium magnet production flowchart
Company Information

Established in 2008 and located in Dongguan City, Dongguan Vision Plastics Magnetoelectricity Technology Co., Ltd. is a high-tech manufacturer specializing in magnetic materials, primarily permanent neodymium magnets and ferrite magnets.

Our 3000 square meter factory features first-class production equipment and comprehensive testing capabilities, enabling us to provide top-quality products to customers worldwide including Europe, North America, and Southeast Asia.

Packaging & Shipping

Standard packaging for sea and air transportation includes box cartons with plastic sacks or composite board boxes to protect the magnets. Custom packaging available upon request.

Neodymium magnet packaging examples

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Dongguan Vision Plastics Magnetoelectricity Technology Co., Ltd.
Location 1/F, Building 7, Zhengqiangda Science and Technology Park, Xiangyang Road, Shigu Community, Tangxia Town, Dongguan City, Guangdong Province, China
Contact Person Victor

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