20x6x3 mm N35 Neodyum Magnet (Width 20 mm x Length 6 mm x Thickness 3 mm)

⚙️ Technical Product Information

✅ Product Name: N35 Neodymium Magnet – Rectangular Type
✅ Dimensions: 20 mm (Width) × 6 mm (Length) × 3 mm (Thickness)
✅ Shape: Rectangular
✅ Material: NdFeB (Neodymium – Iron – Boron)
✅ Grade: N35
✅ Coating: Nickel (Ni–Cu–Ni) Triple Layer Protection
✅ Magnetic Pole Orientation: Surface-to-Surface
✅ Magnetic Flux Density (Br): 4,000 – 5,000 Gauss (4 – 5 kGs)
✅ Coercive Force (HcB): ≥ 10.8 kOe
✅ Maximum Energy Product (BHmax): 35 MGOe
✅ Density: 7.5 g/cm³
✅ Maximum Operating Temperature: 80 °C
✅ Corrosion Resistance: Medium (Nickel coating protection)

Mechanical Properties

Magnetic Properties

• Magnetization Direction: Magnetized through thickness (3 mm direction).

• Poles: Located on the rectangular faces (front and back).

• Magnetic Field Lines: Concentrated at the center of the surface.

• Surface Area (20 × 6 mm): Provides strong and focused magnetic flux in a compact size.

• Approximate Pull Force: 700 – 900 grf (tested on steel surface).

⚙️ Applications

• Electronic circuits and sensor systems

• Mechanical prototyping and R&D projects

• Model making and hobby use

• Medical and optical device components

• Magnetic holding or alignment systems

⚠️ Warnings and Usage Notes

⚠️ Neodymium magnets are very brittle; they can crack or chip under impact, collision, or compression.
⚠️ Magnetic performance may decrease above 80 °C.
⚠️ Magnets can snap together or to metal surfaces quickly — protective gloves are recommended during handling.