N42H Neodymium Iron Boron Permanent
Magnet: High-Performance Rare Earth Magnetic Solution for Advanced Engineering Applications This N42H grade neodymium iron boron (NdFeB) permanent magnet represents a cutting-edge advancement in rare earth magnetic materials, engineered for applications demanding exceptional magnetic flux density, thermal stability, and resistance to demagnetization. Designed with precision for industries where performance reliability is non-negotiable, this material delivers outstanding energy product values (BH)max exceeding 42 MGOe, making it ideal for high-efficiency motors, compact actuators, and precision sensing systems across global markets. Key Features: - Exceptional coercivity (Hcj > 12 kOe) ensures long-term operational integrity under extreme conditions - Ultra-high remanence (Br ~ 1.35 T) enables powerful magnetic fields in minimal volumes - Customizable dimensions down to 0.3 mm x 0.3 mm x 0.3 mm for miniaturized electronic components - Multiple surface finishes available—nickel plating, zinc coating, black nickel, and black epoxy—to enhance corrosion resistance and aesthetic integration - Proven consistency in batch-to-batch production through advanced sintering and quality control processes Detailed Description: Manufactured using state-of-the-art powder metallurgy techniques, the N42H grade NdFeB magnet exhibits superior microstructural uniformity, minimizing internal stress and maximizing magnetic output. Unlike conventional ferrite or alnico magnets, this rare earth alloy offers up to 10x higher energy density, allowing engineers to reduce system size while increasing torque, efficiency, and power output. Its enhanced temperature stability (up to 80°C continuous operation) makes it suitable for demanding environments such as automotive traction drives, industrial robotics, and renewable energy systems like wind turbines. The material’s compatibility with various protective coatings also extends service life in humid, saline, or chemically aggressive settings—an essential factor for outdoor and marine applications. Applications: This versatile permanent magnet is widely adopted in consumer electronics (smartphones, headphones, vibration motors), medical devices (MRI components, surgical tools), electric vehicles (EV motors, inverters), aerospace actuators, and industrial automation equipment. Whether you're developing next-generation wearable tech or optimizing motor efficiency in HVAC systems, the N42H grade provides a scalable solution that supports innovation without compromising durability. User Feedback: Customers consistently praise the material's ability to deliver measurable improvements in device performance—especially in reducing weight and enhancing responsiveness. Engineers highlight its ease of integration into existing designs due to standardized geometries and predictable magnetic behavior. Quality assurance teams appreciate the transparent manufacturing process and prompt resolution of any deviations from specifications. Frequently Asked Questions: What distinguishes N42H from other NdFeB grades? The N42H designation indicates a balance between high energy product and moderate coercivity, offering an optimal mix of strength and cost-effectiveness for most commercial applications. Higher grades like N52 offer more flux but may be less stable at elevated temperatures. Is this magnet suitable for use in humid climates? Yes, when coated with black epoxy or nickel plating, the magnet demonstrates excellent resistance to moisture ingress and oxidation, ensuring reliable function even in tropical or coastal regions. Can custom shapes be produced? Absolutely. With capabilities extending to complex geometries and tight tolerances, our team supports prototyping and small-run production tailored to unique project requirements. How quickly can I receive samples or bulk orders? We maintain stock for common sizes and provide sample kits within 5 business days. Bulk orders are typically fulfilled within 2–4 weeks, depending on complexity and quantity. Whether you’re sourcing high-strength magnets for R&D prototypes or scaling production for mass-market products, the N42H neodymium iron boron permanent magnet stands out as a trusted choice for global innovators seeking peak performance and technical support.
Product Categories : Motor And Generator Magnets > Square Magnets
