Product Overview
These high-temp resistant, tight-tolerance strong disc magnets pack exceptional magnetic force into a compact form, ideal for DIY/household uses like magnetic attachments, metal tool organization and securing small items. Industrially, their robust pull and dimensional precision make them essential for stabilizing, positioning and aligning delicate components in manufacturing, engineering and product development. They also boost performance and efficiency in renewable energy systems with reliable magnetic strength. Versatile and consistent, these high-adhesion disc magnets are widely used across sectors for professional and everyday applications.
Technical Parameters
|
Product Name |
strong disc magnets |
|
Magnetic Grade |
N42 (Br ≥ 13.5 kGs, Hcj ≥ 12 kOe) |
|
Dimensions |
D - 10x2mm (customizable) |
|
Dimensional |
olerance: Length ±0.05mm, Width ±0.05mm, |
|
hickness |
±0.05mm |
|
Operating |
emperature: ≤80°C (high-temp version available) |
|
Density |
≥7.5 g/cm³ |
|
Surface Magnetic Field |
2450 ±200 Gauss (measured with TM-801 Gauss meter) |
|
Magnetic Flux |
2.3 mWb (measured with fluxmeter) |
Manufacturing Process
High-remanence disc magnets, precision-ground for tight dimensional control; continuous coolant ensures heat management, low surface stress and a fine finish. Consistent sizing, smooth surfaces and sharp edges, meeting strict quality for motors, sensors, electronics and aerospace.
Applications of Rare Earth NdFeB Magnets
- Robotics and Smart Manufacturing
- Sensors and Motion Control Systems
- Aerospace and High-Reliability Systems
- Precision Electronics and Instruments
Packaging & Transportation
- Package magnets using impact-resistant and non-magnetic materials.
- Ensure cartons are tightly packed to prevent internal movement.
- Record packaging batch information for traceability.
Why choose us ?
Dongguan Jinconn New Material Holdings Co., Ltd. is a publicly traded enterprise specializing in the R&D, production and global distribution of rare earth permanent magnets. Headquartered in Xiaohe Industrial Zone, Daojiao Town, Dongguan, we operate advanced manufacturing facilities and deliver high-performance magnetic solutions to customers across China and the global market.
Boasting over 20 years of industry expertise, Jinconn has built strong capabilities in precision manufacturing, application-driven design and large-scale production. Our robust quality management system ensures consistent product performance, while flexible customization services allow us to tailor solutions to meet diverse application requirements.
Please contact us for free samples, magnet customization solutions, and MSDSRoHS, ISO 9001, QC080000, IATF 16949, ISO 14001, ISO 27001 or other relevant certificates!
Frequently Asked Questions:
Q1. How does magnet orientation impact motor efficiency?
Anisotropic magnets aligned along the optimal magnetic direction can significantly improve torque density, efficiency, and thermal performance in electric motors compared to isotropic magnets.
Q2. What coating options are recommended for harsh environments?
For harsh environments, epoxy, Parylene, or multi-layer coatings such as Ni-Cu-Ni plus epoxy are commonly recommended, depending on humidity, chemical exposure, and mechanical requirements.
Q3. How does magnet shape influence magnetic performance?
Magnet shape affects flux distribution, demagnetization factor, and mechanical stress. Optimized shapes can improve magnetic efficiency and reduce the risk of demagnetization in high-load applications.
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