SM-03152048 N40H Grade Neodymium Block Magnet 30x10x3mm, Zinc Coated Strong Rare Earth NdFeB Magnet
Features
· High-Grade Magnetic Performance: N40H grade NdFeB material delivers strong, consistent magnetic force with a residual flux density (Br) of ~12.6-13.0 kG and coercive force (Hcj) ≥ 15.9 kOe, meeting industrial-grade performance standards.
· High-Temperature Resistance: The "H" grade thermal stability allows continuous operation at temperatures up to 120°C, making it suitable for environments with moderate heat exposure without demagnetization.
· Premium Zinc Coating: The full zinc plating provides excellent anti-corrosion and anti-rust protection, preventing oxidation and chemical damage, ensuring long-term performance even in humid conditions.
· Precision Machined Dimensions: Cut to precise 30×10×3mm specifications with tight tolerances, ensuring perfect fit and alignment in custom assemblies, motors, sensors, and holding applications.
· **Durable Rectangular Geometry: The flat, block shape offers uniform magnetic distribution across its surface, ideal for surface mounting, linear motors, magnetic separators, and industrial holding fixtures.
· Versatile Application Compatibility: Designed for use in automotive motors, consumer electronics, industrial automation, magnetic tools, and sensor systems, offering reliable performance in both static and dynamic applications.
· Quality Assured Manufacturing: Produced under strict quality control standards to ensure consistent magnetic properties, coating uniformity, and dimensional accuracy, meeting RoHS and REACH compliance requirements for safe industrial use.
Product Details
Introduction
This N40H grade neodymium block magnet (30×10×3mm) is engineered for high-performance applications requiring exceptional magnetic strength, thermal stability, and long-term reliability. Manufactured from premium NdFeB rare earth material, this magnet delivers consistent, powerful magnetic pull with a maximum energy product of 40 MGOe, paired with a high-temperature resistance grade (H) that ensures stable performance up to 120°C.
The magnet is fully coated with a uniform zinc layer, providing robust corrosion resistance against moisture, oxidation, and environmental wear, extending its service life in both indoor and semi-outdoor conditions. Precision-cut to tight dimensional tolerances, its flat, rectangular geometry ensures seamless integration into motors, sensors, holding fixtures, and electronic assemblies. Ideal for industrial, automotive, and consumer electronics applications, this magnet balances high magnetic performance with reliable durability, making it a cost-effective solution for demanding projects.