Strong stability U-shaped magnets are engineered to deliver exceptional magnetic performance, combining high coercive force with outstanding structural durability. Designed to operate reliably under harsh and demanding conditions, they maintain consistent magnetic strength and precise performance over extended service life.
Product Overview & Application Scenarios
Strong stability U-shaped magnets are precision-engineered using high-performance Neodymium-Iron-Boron (NdFeB) material, combining exceptional magnetic strength with a highly efficient U-shaped structure. This unique design enhances magnetic flux concentration, delivering stronger and more stable holding force compared to conventional magnet geometries.
The U-shaped configuration creates a closed magnetic circuit that significantly reduces magnetic loss and improves field utilization. This results in higher force output, improved stability, and more precise magnetic control, making these magnets ideal for applications requiring accurate positioning and reliable performance.
Technical Specifications
|
Product Name |
strong stability U-shaped magnets |
|
Magnet Grade |
N35 (Br ≥11.8 kGs, Hcj ≥12 kOe) |
|
Dimension |
Y25*25*10mm |
|
Dimensional Tolerance |
+/-0.05 |
|
Operating Temperature |
≤80°C (High-temp versions available) |
|
Density |
≥7.5 g/cm³ |
|
Surface Magnetic Field |
2,200 Gs |
|
Magnetic Flux |
2.0 mWb (Fluxmeter-tested) |
Surface Treatment and Reliability Testing of NdFeB Rare Earth Magnets
NdFeB rare earth magnets offer outstanding magnetic performance but are inherently vulnerable to corrosion and environmental degradation. To ensure long-term stability, safety, and performance consistency, comprehensive surface treatment processes and rigorous reliability testing are essential.
Surface Treatment Technology
Surface treatment of NdFeB magnets is primarily aimed at enhancing corrosion resistance, improving surface integrity, and extending service life across a wide range of operating conditions.
Surface Preparation:
Prior to coating, magnets undergo precision grinding, edge conditioning, ultrasonic cleaning, and chemical activation to eliminate surface contaminants and ensure optimal coating adhesion.
Why Choose Jinconn
Jinconn is a publicly listed manufacturer focused on delivering reliable rare-earth magnetic solutions to global industries. Operating from our production base in Dongguan, China, we integrate material research, precision manufacturing, and international supply to support customers from concept development to mass production
End-to-End Quality Assurance
Quality is embedded at every stage of production. Incoming materials, in-process control, final inspection, and reliability testing are all governed by standardized procedures to ensure consistency and long-term performance.
Global Service Capability
With experience serving international markets, Jinconn offers dependable delivery schedules and professional technical communication. Our support teams provide timely responses and practical guidance for global customers.
Responsible & Compliant Manufacturing
All products are manufactured in accordance with international environmental and safety regulations, including RoHS and REACH, supporting sustainable and compliant supply chains.
Packaging & Transportation
Proper packaging of neodymium iron boron (NdFeB) magnets is essential to ensure magnetic safety, surface protection, and product integrity during storage and transportation.
Packaging Steps
Individual Separation:
Magnets are separated using plastic spacers or sleeves to prevent attraction and chipping.
Surface Protection:
Each magnet is wrapped or bagged to avoid scratching and coating damage.
Inner Box Packing:
Packed magnets are placed into inner cartons with cushioning materials.
Magnetic Shielding:
Shielding materials are applied when required to meet air or sea transport regulations.
Outer Carton Sealing:
Strong outer cartons are used and securely sealed for shipment.
▼ Summary
This standard packaging process ensures magnets arrive safely, cleanly, and ready for use.
After-Sales Service
▲ Professional after-sales support to ensure stable magnetic performance throughout the entire product lifecycle
● Strict control of batch consistency and magnetic properties to minimize performance variation during mass production
● Structured response to performance or quality concerns;Focus on ensuring reliable magnetic performance under actual operating conditions
FAQ
Q1. How do you validate coating performance after machining or grinding?
Post-machining magnets undergo coating inspection, adhesion testing, and corrosion testing to ensure surface protection is not compromised.
Q2. How is internal stress evaluated after sintering?
Internal stress is evaluated indirectly through dimensional stability checks, microstructure observation, and mechanical testing.
Q3. How do you prevent edge chipping during handling and testing?
Preventive measures include chamfer design, protective fixtures, controlled handling procedures, and operator training
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