Explore our premium grade Neodymium and custom NdFeB magnet collections engineered for precision control and high magnetic flux retention.
The global study and exploitation of the magnetic properties of rocks are fundamental cornerstones of modern exploration geophysics, planetary magnetic surveying, paleoclimatology, and deep mineral extraction. Geoscientists categorize these magnetic characteristics by analyzing geological samples using specialized magnetometers. This scientific workflow heavily relies on high-grade artificial permanent magnetic fields to calibrate instruments, align fluxgate sensors, and separate ferromagnetic rock fragments during sorting operations.
B2B Technical Note: Rocks carry natural remanent magnetization (NRM) dictated by ferrimagnetic minerals like magnetite, titanomagnetite, and hematite. Simulating or processing these complex properties at an industrial scale demands precise rare-earth magnetic solutions capable of generating extremely high gradient magnetic fields.
By leveraging advanced Neodymium (NdFeB) magnetic alloys, global equipment manufacturers can construct highly compact, stable magnetometers, magnetic susceptibility meters, and industrial magnetic separators. For procurement directors sourcing high-energy product configurations, selecting magnets with elevated coercivity (Hcj) and stable thermal coefficients is paramount to ensuring accurate geophysical measurements under harsh geological environments.
Zhejiang Laysun Magnetics Ltd. is your trusted partner in the world of advanced magnetic solutions. Since our inception in 1999, we have grown to become a national high-tech leader in manufacturing rare earth magnets, a testament to our unwavering commitment to excellence in this niche field.
Founded at the turn of the millennium, Zhejiang Laysun Magnetics Ltd. has rapidly evolved from a visionary startup to an industry pacesetter. Our state-of-the-art factory, sprawling across 100,000 square meters in the vibrant city of Suining, Sichuan, is the heart of our operations. Here, our dedicated team of 300 employees works tirelessly to produce an impressive 5000 tons of rare earth magnets annually.
Specializing in the development, research, production, and sales of high-performance rare earth NdFeB magnets, we cater to a diverse range of applications. Our magnets are integral to various sectors, including electric vehicles (EVs), industrial motors, computers, and consumer electronics, enhancing the efficiency and performance of these technologies.
Why international mineral exploration firms, sensor manufacturers, and industrial consortia select Laysun as their primary source.
Our strategically situated production facilities in Sichuan provide direct logistics lanes to premium raw materials. This proximity cuts mineral acquisition times, ensuring stable pricing and reliable bulk supplies of high-grade neodymium elements.
Utilizing high-vacuum sintering furnaces, automated fine-grinding jet mills, and strict grain boundary diffusion (GBD) technologies, we optimize the magnetic energy product (BHmax) up to 52MGOe while lowering heavy rare earth costs.
From hydrogen decrepitation to precise wire cutting and multi-layer protective plating (Ni-Cu-Ni, Epoxy, Parylene), we run advanced visual inspections and magnetic parameter testing to assure zero-defect shipments.
Explore our targeted product categories specifically tailored for industrial instrumentation, permanent magnetic separators, and heavy-duty actuators.
How our dedication to technological innovation translates directly to commercial and mechanical dependability.
We believe in building lifelong trust. We conduct extensive magnetic testing on every production batch to verify flux densities, ensuring compliance with strict global standards like ISO 9001 and IATF 16949.
Our engineering division relentlessly pursues technological upgrades, exploring advanced processes like heavy rare-earth grain boundary diffusion to expand thermal performance and coercivity limits.
To continue being a beacon of innovation and quality in the magnetic industry, empowering technologies of today and tomorrow with our cutting-edge magnetic solutions.
Laysun NdFeB magnets power high-precision machinery, electric transportation systems, and advanced robotics worldwide.
High coercivity magnets driving compact joint actuators and servomotors.
Ultralight magnetic assemblies ensuring maximum thrust-to-weight motor efficiency.
Reliable high-temperature block magnets for main traction motors and electric power steering (EPS).
High energy density magnets providing robust torque configurations for cordless professional systems.
Precision voice coil motors (VCMs), magnetic charging rings, and sensor arrays.
Energy-saving magnets inside smart inverter compressors and ventilation systems.
Optimizing magnet specifications based on geographical variations and structural engineering demands.
Mining operations in resource-rich nations like Australia and Canada heavily deploy high-gradient magnetic separation (HGMS) machinery. These large industrial systems isolate weak magnetic ores (such as hematite, limonite, and wolframite) by utilizing custom NdFeB magnet blocks. Because of the vast differences in the magnetic properties of surrounding host rocks, these separation filters require specialized field gradients to optimize sorting efficiency and minimize material waste.
Downhole magnetic logging tools are lowered thousands of meters into the Earth's crust to assess regional geological formations. This highly demanding process exposes components to elevated temperatures (often exceeding 150°C) and corrosive chemical fluids. Standard magnets quickly demagnetize under these conditions. To prevent failure, suppliers must select high-temperature grades of NdFeB (such as EH or AH series) or custom Samarium Cobalt (SmCo) magnets that offer exceptional thermal stability and reliable magnetic return.
Scientific research institutions studying historical changes in Earth's geomagnetic field require specialized calibration tools. Our permanent neodymium rings and cylinders generate highly controlled reference fields within zero-magnetism laboratory chambers. This enables researchers to precisely determine the natural remanent magnetization vectors of rock core samples without interference from modern environmental magnetic noise.
Uncompromising compliance ensuring seamless integration into aerospace, automotive, and heavy industrial systems.
Our quality management systems fully comply with API 6D, API 607, CE, ISO9001, ISO14001, ISO18001, and TS16949 standards. If you need copies of our certifications or specific test reports, please contact our support team.
How the green transition and technological evolution are reshaping the global permanent magnet industry.
Heavy rare earths like Dysprosium (Dy) and Terbium (Tb) are critical to maintaining magnet performance at high temperatures, but they suffer from high supply risks. Through grain boundary diffusion (GBD) technology, Laysun concentrates these heavy rare earths along the outer edges of the magnet grains. This reduces Dy/Tb consumption by up to 70% while maintaining thermal stability, lowering pricing volatility for our commercial partners.
As global industries focus on environmental sustainability, recycling neodymium magnets from electronic waste is becoming an important supply channel. Laysun is actively developing processes to blend recycled NdFeB scrap into our production cycles, helping international buyers meet strict carbon reduction and ESG regulations.
Expert answers addressing magnetic design specifications, custom configurations, and global supply logistics.
Explore our secondary lineup of block, ring, and custom-plated rare-earth magnets optimized for high-demand physical installations.
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