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NdFeB Magnets
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Arc Magnets

Product Introduction
Types & Sizes: Neodymium Arc Magnets (Motor Magnets, Segment Magnets) Custom dimensions available for various motor designs Grades: N40SH, N45SH, N48SH

Coatings: NiCuNi (standard), Zinc, Epoxy, Teflon for corrosion resistance

Applications: Elevator Motors, Servo Motors, Generators, Automotive Motors, Industrial Equipment
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Description

Reviews

As a leading NdFeB magnet manufacturer in China, MAG SPRING offers high-performance Arc Magnets, also known as Neodymium Motor Arc Magnets, specially designed for elevator motors, servo motors, traction machines and other high‑efficiency drive applications. Our arc magnets are axially magnetized with excellent magnetic stability, durable anti‑corrosion coatings, and can be customized in various sizes and magnetic grades to meet your precise motor and industrial requirements.

Neodymium Arc Magnets

Product Overview

Arc Magnets (also called Segment Magnets or Motor Arc Magnets) are high‑performance permanent magnets made from rare earth NdFeB material. They are widely used in rotary motors, elevators, generators and magnetic assemblies where strong, stable and reliable magnetic force is required. At MAG SPRING, we provide custom arc magnets with flexible dimensions, various magnetic grades and professional coatings to support different working environments and performance demands.

Technical Specifications

  • Product Type: Arc Magnets / Segment Magnets
  • Material: Rare Earth Sintered Neodymium-Iron-Boron (NdFeB)
  • Magnetization: Axial Magnetization
  • Standard Grade: N40SH
  • Optional Grades: N45SH, N48SH
  • Shape: Arc / Segment
  • Dimensions: Custom-made according to motor or project requirements
  • Coating: NiCuNi (standard), other coatings available upon request
  • MOQ: 1 piece, bulk orders supported
  • Lead Time: 7 to 30 days based on order quantity and specifications

Protective Coatings

To improve corrosion resistance and extend service life, our Arc Magnets support a variety of surface treatments:

  • NiCuNi: Standard coating with superior corrosion resistance
  • Zinc (White / Color): Cost-effective protection for general environments
  • Epoxy: Suitable for humid or harsh industrial conditions
  • Custom Coatings: Available based on customer special requirements

Applications

Arc Magnets are widely used in high‑performance industrial fields, including:

  • Elevator Traction Motors
  • Servo Motors and Linear Motors
  • Industrial Motors and Rotary Systems
  • Magnetic Assemblies and Sensors
  • Other high-efficiency drive equipment

Advantages

  • High magnetic performance and stable magnetic field output
  • Customizable arc dimensions, grades and coatings
  • Axial magnetization for optimized motor efficiency
  • Excellent corrosion resistance with professional coatings
  • Low MOQ: 1 piece for prototype and testing
  • Flexible lead time: 7–30 days for fast delivery
  • RoHS compliant and environmentally friendly

Production and Delivery

  • Production Lead Time: 7–30 days, depends on quantity and specifications
  • Minimum Order Quantity: 1 piece for prototype and small-batch orders
  • Packaging: Standard export packaging for air or sea shipment
  • Custom Packaging: Available based on customer requirements
  • Logistics: Efficient global supply chain for stable and on-time delivery
  • Customized Service: Tailored sizes, grades and coatings for special projects

Quality and Compliance

Our Arc Magnets are produced under strict quality control systems to ensure stable performance and high consistency:

  • Precision processing and strict dimension control
  • Magnetic performance testing and verification
  • Coating quality inspection for corrosion resistance
  • Full compliance with EU RoHS environmental standards

Certifications & Compliance

  • ISO9001 Quality Management System Certified
  • ISO14001 Environmental Management System Certified
  • Products fully comply with EU RoHS Directive

FAQs

Q: What materials are your Arc Magnets made of?
A: They are made of high-performance sintered Neodymium-Iron-Boron (NdFeB) rare earth material.

Q: Can you customize arc dimensions and grades?
A: Yes, we provide custom arc sizes, grades and magnetization directions to match your motor design.

Q: What is the MOQ for Arc Magnets?
A: MOQ is 1 piece, supporting prototype, sample and mass production.

Q: How long is the production lead time?
A: Normally 7 to 30 days, depending on order quantity and customization requirements.

About Us

As a leading MAG SPRING was founded in 2003 and located in Ningbo, Zhejiang, China. We are a professional manufacturer of magnetic application products, focusing on the R&D, design and production of NdFeB magnets, magnetic filters and various magnetic components.

Neodymium Arc Magnets Production Arc Magnets Quality Inspection

MAG SPRING Factory

The company has professional technical teams and advanced production equipment, operating strictly in accordance with the ISO9001 quality management system. We also focus on environmental protection and hold ISO14001 certification. All our products meet EU RoHS requirements.

Adhering to the enterprise tenet of "Efficiency, Perfection, Harmony and Dedication" and the slogan "Everything We Handle Must Be Excellent", MAG SPRING has rich experience in magnet R&D, production and sales. Our products are widely recognized by customers worldwide. We look forward to cooperating with you with high-quality products, competitive prices and professional services.

MAG SPRING Team & Facilities

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sales@mag-spring.com 0086-574-86666833
No. 99 Lipu Road Xiepu Zhenhai Ningbo
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sales@mag-spring.com 0086-574-86666833
No. 99 Lipu Road Xiepu Zhenhai Ningbo
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