King-Nd Magnet | Premium Rare Earth Magnets Manufacturer Since 2008

About King-Nd Magnet

Shanghai King-Nd Magnet Co., Ltd. was founded in 2008, with its production base located in Ningbo. We are a professional high-tech enterprise engaged in the research, development, production, and sales of rare earth NdFeB magnets.

Since the commencement of NdFeB production in 2008, we have established a complete industrial chain—from rare-earth permanent magnet material ingots to finished magnet products. Our comprehensive material and production chains ensure consistent quality and reliable delivery.

Founded

2008

Production Base

Ningbo, China

Expertise

NdFeB, SmCo, Ferrite, AlNiCo, Bonded

Applications

Motors, Electronics, Industrial Systems

Our Product Range

High-performance magnets engineered for precision, durability, and efficiency across industries.

Round NdFeB Magnets

High-strength neodymium magnets ideal for electroacoustic devices, sensors, and small motors.

Diameters: 3–50mm
Grades: N35–N52
Coatings: Ni-Cu-Ni, Zn, Epoxy

Segment NdFeB Magnets

Arc-shaped magnets optimized for electric motors, generators, and servo systems.

Angles: 15°–180°
High energy product
Custom magnetization patterns

Block NdFeB Magnets

Rectangular neodymium magnets widely used in linear motors, magnetic couplings, and holding systems.

Sizes: Custom dimensions
High coercivity options
Tolerance: ±0.05mm

Ring NdFeB Magnets

Axially or radially magnetized rings for speakers, sensors, and magnetic bearings.

ID: 5–100mm
Multi-pole magnetization
High precision grinding

Ferrite Magnets

Cost-effective sintered ferrite magnets for loudspeakers, motors, and magnetic separators.

Isotropic & Anisotropic
Low temperature coefficient
Excellent corrosion resistance

SmCo Magnets

High-temperature samarium cobalt magnets (1:5 & 2:17) for aerospace and defense.

Operating temp: up to 350°C
Excellent thermal stability
High corrosion resistance

AlNiCo Magnets

Classic alloy magnets with high remanence, ideal for sensors and instruments.

Sintered & Cast types
Reversible temperature coefficient
Long-term stability

Bonded Magnets

Flexible and complex-shaped magnets using NdFeB or Ferrite powder in polymer matrix.

Injection molded & calendered
Multi-pole magnetization
Net-shape production

Rubber Magnets

Flexible magnetic sheets and strips for signage, gaskets, and consumer electronics.

Rolls, sheets, strips
PVC or rubber base
Custom cutting & printing

Magnetic Bars & Frames

High-strength magnetic assemblies for separation, holding, and industrial automation.

Stainless steel housing
High gauss output
Custom configurations

Magnet Assemblies

Integrated solutions combining NdFeB, SmCo, AlNiCo, or Ferrite with steel and fixtures.

Motor rotors & stators
Sensor triggers
Custom engineering support

Other Shapes NdFeB

Custom geometries including trapezoidal, triangular, and multi-pole designs.

CNC grinding & slicing
Tight tolerances
Prototype to mass production

View All Products

Why Choose King-Nd Magnet?

Advanced R&D

Continuous innovation in magnetic materials and manufacturing processes.

Full Production Line

Complete control from raw materials to finished products ensures quality and traceability.

Quality Assurance

Comprehensive testing and certifications for performance and reliability.

Global Support

Fast delivery and technical support for customers worldwide.

Key Applications

Electric Motors

Brushless DC motors, servo motors, spindle motors, and industrial drives using high-efficiency NdFeB and SmCo magnets.

Electroacoustic Devices

Speakers, microphones, headphones, and audio transducers utilizing ring and block NdFeB magnets.

Industrial Automation

Magnetic separators, couplings, sensors, and holding systems with robust magnet assemblies.

Automotive Systems

EV motors, ABS sensors, actuators, and power steering systems requiring high-reliability magnets.

Renewable Energy

Wind turbine generators using large segment NdFeB magnets for efficient power generation.

Electronics & IoT

Smart devices, wearables, and sensors using miniaturized bonded and sintered magnets.

Frequently Asked Questions

What is the strongest grade of NdFeB magnet?

What is the difference between isotropic and anisotropic magnets?

What are the main applications of SmCo magnets?

Can you customize magnet shapes and sizes?

What certifications do you have?

Get in Touch

For inquiries about our products or pricelist, please visit our official website. We respond to all inquiries within 24 hours.

Contact Information

No.5268, Hunan Road, Pudong New Area, Shanghai 201317
+86 (0)21-68061815
+86 15021391818
info@shanghaimagnet.com

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