These N52-grade neodymium square magnets are designed for high-performance applications across DIY, industrial, science, and hobbyist domains. Each magnet is coated with durable Ni-Cu-Ni plating to ensure longevity and resistance to corrosion.
Custom high-grade small, powerful, corrosion-resistant, strong high-temp with high torque nickel-coated tiny rectangular, rare earth neodymium magnet
Understanding Neodymium Magnets
These custom high precision grade small powerful corrosion resistant strong high temp with high torque nickel coated tiny rectangular rare earth neodymium magnet (8mm × 4mm × 2mm) is engineered to deliver exceptional performance in a wide variety of applications. Made from premium-grade Neodymium (NdFeB) — the strongest permanent magnet material — it offers remarkable holding power and stability, even in tight or demanding spaces. A durable nickel coating protects against corrosion, provides a sleek, professional look, and enhances wear resistance, making it suitable for both indoor and outdoor environments.
Highly versatile, this magnet is ideal for industrial, commercial, and DIY use. In engineering and manufacturing, it ensures secure component placement; in construction, it supports precise alignment and fastening; and in product design, it enables dependable magnetic closures. Its square shape increases the contact surface for a consistent grip on flat surfaces. From prototyping and fabrication to everyday organization, this compact magnet delivers strong, reliable, and heat-resistant performance built to last.
8mm x 4mm x 2mm tiny rectangular rare earth neodymium magnet
These custom high-grade small, powerful, corrosion-resistant, strong, high-temp compact with high torque nickel coated tiny rectangular rare earth neodymium magnet are highly versatile and perfect for both DIY tasks and industrial uses. Whether organizing tools, fastening panels, or creating custom assemblies, their strong magnetic grip ensures stable, reliable performance. They’re frequently used in engineering, aerospace, and construction for precise alignment and firm-holding power. Ideal for both casual and professional users, these magnets offer a flexible solution across a wide range of applications.
Magnet Grade: N45SH
N45SH grade neodymium magnets offer a balanced combination of strength and versatility, with a maximum energy product of around 42-46 MGOe. Well-suited for various applications, including motors, sensors, and precision assemblies, they deliver consistent magnetic performance. Their reliable field strength makes them a preferred choice for consumer electronics and technical equipment alike. Widely adopted across industries, N45SH custom ultra-precise quality compact powerful corrosion-resistant strong high-temp durable with high torque nickel-coated tiny rectangular rare earth neodymium magnets are valued for their dependable and efficient performance.
Material Neodymium (NdFeB)
Product Name:Custom high-grade small, powerful, corrosion-resistant, strong high-temp with high torque nickel-coated tiny rectangular, rare earth neodymium magnet
Magnetic Grade: N45SH (Br ≥ 13.8 kGs, Hcj ≥ 20 kOe)
Dimensions: L8mm x 4mm x 2mm (customizable)
Dimensional Tolerance: Length ±0.03mm, Width ±0.03mm, Thickness ±0.03mm
Operating Temperature: ≤90°C (high-temp version available)
Density: ≥7.5 g/cm³
Surface Magnetic Field: 3800 ±200 Gauss (measured with TM-801 Gauss meter)
Magnetic Flux: 2.3 mWb (measured with fluxmeter)
