Engineered for maximum reliability, extreme temperatures, and harsh industrial operations
Founded in 1999, Zhejiang Laysun Magnetics Ltd. has evolved into a premier national high-tech manufacturer specializing in rare earth NdFeB permanent magnets. Spanning a state-of-the-art 100,000 m² factory in Suining, Sichuan, we manage a workforce of 300+ highly trained professionals operating to strict IATF 16949 parameters.
Our annual production output exceeds 5,000 tons of high-performance sintered and bonded neodymium magnets, providing reliable components to EV drivetrains, industrial motor builders, power tools, and digital technology corporations worldwide.
Years of Engineering Expertise
Modern Production Facility
Annual Magnet Output
Specialist Employees
As Central and Eastern Europe continues to expand its manufacturing capability, Serbia has positioned itself as a critical automotive and mechanical engineering hub. Major industrial zones across Vojvodina, Niš, and Belgrade have attracted tier-1 international automotive suppliers and electronic equipment manufacturers. This rapid shift towards high-value precision manufacturing has generated a crucial demand for high-reliability permanent magnets, particularly Sintered Neodymium-Iron-Boron (NdFeB) components.
Historically reliant on standard magnetic materials, Serbian manufacturers are rapidly moving toward high-performance sintered neodymium magnets to satisfy the performance limits dictated by modern electric drivetrains, industrial motor systems, and green power projects. With European Union directives on energy efficiency (such as IE3, IE4, and IE5 motor standards) directly influencing Serbian production standards, the demand for low-weight, high-flux density permanent magnets is at an all-time high.
For Serbian buying groups and industrial developers, obtaining a resilient rare earth supply chain is vital. The volatile prices of dysprosium (Dy) and terbium (Tb) present significant cost risks. Laysun Magnetics solves this through advanced Grain Boundary Diffusion (GBD) tech. By diffusing Dy/Tb locally through the grain boundaries instead of alloying the entire block, we reduce dependence on critical heavy elements while maintaining thermal resilience up to 220°C (Grades SH, UH, EH, AH). This gives Serbian companies a competitive advantage: high reliability at a stable cost.
Understanding the balance between remanence (Br) and intrinsic coercivity (Hcj) is key to designing efficient motors and sensors. The table below represents the standards we deliver to European clients:
| Material Grade | Remanence (Br) - mT | Coercivity (Hcb) - kA/m | Intrinsic Coercivity (Hcj) - kA/m | Max Energy Product (BH)max - kJ/m³ | Max Working Temp (°C) |
|---|---|---|---|---|---|
| N52 | 1420 - 1470 | ≥ 820 | ≥ 875 | 398 - 414 | 80 |
| N48H | 1370 - 1430 | ≥ 955 | ≥ 1353 | 366 - 390 | 120 |
| N45SH | 1320 - 1380 | ≥ 987 | ≥ 1592 | 342 - 366 | 150 |
| N40UH | 1240 - 1280 | ≥ 923 | ≥ 1989 | 295 - 318 | 180 |
| N38EH | 1200 - 1250 | ≥ 907 | ≥ 2387 | 279 - 302 | 200 |
Due to the microcrystalline structure of NdFeB, untreated magnets are highly susceptible to oxidation. In industrial automation environments—often exposed to high moisture, oils, and chemical vapors—proper plating is non-negotiable. Zhejiang Laysun Magnetics provides advanced protective layers specifically tested for Central European environments:
Custom designs customized to meet the strict demands of regional manufacturing plants
Within Serbia’s growing industrial base, the localized integration of Neodymium magnets spans several key sectors:
Serbia's Vojvodina region serves as a prominent base for tier-1 automotive component developers. Precision power steering (EPS) systems require permanent magnets that guarantee zero failure rates and consistent field distribution. Our multi-pole bonded NdFeB ring magnets are tailored to these sensory applications, maintaining tight tolerances down to ±0.01 mm.
As Serbia increases its green power capacity, domestic wind farms require robust generator rotors. The high magnetic field energy provided by our OEM NdFeB arc segment magnets optimizes efficiency while reducing the bulk weight of turbine nacelles.
Modern assembly lines in Belgrade and Niš utilize fast-response servo motors. Our high-grade N52 and N48H neodymium block and disc magnets ensure rapid torque output and low inertia, maximizing throughput for automated systems.
For import managers in Serbia, compliance and transport reliability are just as crucial as performance. Zhejiang Laysun Magnetics complies with EU environmental directives, facilitating smooth customs clearance at Belgrade or Novi Sad depots:
We work with global freight forwarders to provide cost-effective DDP, CIF, or FOB shipping options, minimizing lead times and custom delays for Serbian clients.
Contact Local Support TeamAll items are fully customizable in terms of size, grade, magnetic orientation, and surface treatment
Technical guidance regarding design parameters, environmental constraints, and shipping regulations
A: We utilize advanced Grain Boundary Diffusion (GBD) technology during the sintering phase. This process diffuses Dysprosium (Dy) or Terbium (Tb) throughout the microstructure grain boundary instead of standard alloying. This significantly increases intrinsic coercivity (Hcj) while minimizing remanence (Br) loss. As a result, our UH, EH, and AH grades can operate continuously at temperatures up to 180°C–220°C in automotive steering and electric drivetrain installations without demagnetization.
A: Sea freight deliveries to the Port of Rijeka or Port of Bar (and transported via rail/truck to Belgrade or Niš hubs) take approximately 35 to 45 days. For urgent engineering timelines, air freight typically takes 7 to 10 working days. We provide complete commercial documentation, packing lists, CE certs, and REACH/RoHS statements to facilitate smooth Serbian customs clearance.
A: For standard indoor machinery, a high-quality Ni-Cu-Ni coating is sufficient. However, for industrial settings exposed to moisture, temperature fluctuations, and oil exposure, we recommend our specialized Black or Grey Epoxy coating. This coating successfully passes up to 500 hours of continuous salt spray testing, providing superior oxidation protection.
A: Yes, we specialize in high-precision, customized orientations. Our engineering team designs custom molding tools for radial rings, diametrically magnetized segments, and skewed multi-pole designs. This ensures optimal back-EMF waveforms in servo motors and alternator rotors.
A: Zhejiang Laysun Magnetics maintains IATF 16949 certification for automotive part manufacturing. We also hold ISO9001 for quality control, ISO14001 for environmental management, and ISO45001 for safety. Our products are fully compliant with RoHS and REACH standards, meeting the strict requirements of EU and Serbian regulatory bodies.
Delivering high-reliability components backed by internationally accredited auditing bodies
Looking for a reliable rare earth magnet manufacturer for your project in Belgrade, Novi Sad, or Niš? Get in touch today for an optimized project assessment, magnet samples, and factory pricing.
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Laysun Magnetics
