N55H Neodymium Iron Boron Permanent
Magnet: High-Performance Rare Earth Magnet for Advanced Engineering Applications Discover the N55H neodymium iron boron (NdFeB) permanent magnet, a leading third-generation rare earth magnetic material engineered for superior performance in demanding industrial and technological environments. This high-coercivity grade delivers exceptional energy density, making it ideal for applications where strong, stable magnetic fields are essential. With its optimized composition and advanced manufacturing techniques, the N55H grade offers an excellent balance of remanence, coercivity, and thermal stability—key attributes that make it a preferred choice across global markets. Key Features: - Maximum energy product (BH)max of 55 MGOe, ensuring powerful magnetic output - High coercive force (Hcj) exceeding 12 kOe, providing resistance to demagnetization - Stable performance from -40°C to +150°C, suitable for harsh operating conditions - Available with multiple surface finishes including nickel plating, zinc coating, black epoxy, phosphating, and black nickel for corrosion resistance and aesthetic customization - Customizable shapes, sizes, and magnetization patterns tailored to specific engineering needs This premium-grade NdFeB magnet is manufactured using precision sintering processes and quality-controlled raw materials, resulting in consistent magnetic properties and mechanical integrity. Unlike conventional ferrite or alnico magnets, the N55H variant provides significantly higher flux density in smaller volumes—an advantage critical for miniaturized devices and energy-efficient systems. Its robustness under dynamic loads makes it particularly effective in rotating machinery and high-frequency applications such as brushless DC motors and generators. The material also exhibits low temperature coefficient of magnetic induction, maintaining reliable performance even under thermal cycling. Applications span a wide range of industries including electric vehicle propulsion systems, wind turbine generators, medical imaging equipment like MRI machines, industrial magnetic separators for mineral processing, and high-fidelity audio transducers. In emerging technologies such as maglev transportation systems, magnetic coupling mechanisms, and magnetic lifting solutions, this magnet enables efficient power transfer and precise control without physical contact. It’s also utilized in specialized instruments requiring stable magnetic fields, liquid magnetization setups for scientific research, and therapeutic devices leveraging controlled magnetic stimulation for wellness applications. Users consistently praise the N55H magnet for its reliability in real-world deployments—from compact motor assemblies in consumer electronics to heavy-duty industrial drives. Engineers appreciate the ease of integration into existing designs due to standardized dimensions and customizable configurations. Quality assurance protocols ensure minimal variation between batches, while rapid prototyping support helps accelerate development timelines for innovative projects. Frequently Asked Questions: What makes N55H different from other NdFeB grades? The N55H grade combines high remanence with enhanced coercivity compared to standard N55 variants, offering better resistance to external demagnetizing forces and improved performance at elevated temperatures—a crucial factor in automotive and aerospace applications. Is it suitable for outdoor or humid environments? Yes, when coated with appropriate finishes such as nickel-zinc alloy plating or black epoxy, the magnet demonstrates excellent corrosion resistance, enabling long-term use in marine, agricultural, and industrial settings. Can custom shapes be produced? Absolutely—our R&D team supports bespoke magnet geometries, including arcs, discs, blocks, and complex multi-pole configurations, based on your design specifications and functional requirements. How does this magnet contribute to energy efficiency? Its high magnetic flux output allows for reduced material usage in motor and generator designs, lowering weight and improving overall system efficiency—a key consideration in green technology and sustainable engineering initiatives worldwide.
Product Categories : Motor And Generator Magnets > Square Magnets
