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Premium Neodymium N54/N55 Rectangular Block Magnets | High-Strength Rare Earth Magnets
Description
Our Neodymium N54/N55 Rectangular Block Magnets are top-of-the-line rare earth magnets crafted for superior magnetic performance. Composed of Nd-Fe-B alloy (Nd₂Fe₁₄B), these magnets deliver unrivaled strength, making them ideal for industrial, engineering, and creative applications requiring compact yet powerful solutions.
Key Features
Exceptional Magnetic Strength
1.Grade N54/N55: Offers a maximum energy product (BHmax) of 54-55 MGOe, surpassing traditional permanent magnets.
2.Ideal for high-precision tasks in motors, sensors, medical devices, and aerospace components.
Three-Layer Protective Coating
1.Ni-Cu-Ni (Nickel-Copper-Nickel) coating provides corrosion resistance, durability, and a smooth surface.
2.Thickness: 2-3μm Nickel + 1-2μm Copper + 2-3μm Nickel (salt spray tested for 48+ hours).
Self-Adhesive Design
1.Pre-applied 3M double-sided acrylic adhesive tape (peel-off film included) ensures secure mounting.
2.Adhesive shear strength: 2.5 kg/cm² (bonded to clean, smooth surfaces).
Precision Dimensions
1.Standard sizes available:
1.60mm × 10mm × 3mm (2.36" × 0.39" × 0.12")
2.Custom sizes and shapes .

Applications
●Industrial: Motors, generators, magnetic separators.
●Medical: MRI equipment, orthodontic appliances.
●Consumer: DIY projects, furniture hardware, educational tools.
●Engineering: Prototyping, robotics, holding fixtures.
Technical Specifications
Parameter |
Value |
Material |
Nd-Fe-B (Neodymium Iron Boron) |
Magnet Grade |
N54/N55 |
Remanence (Br) |
1.48-1.52 T |
Coercivity (Hc) |
≥1280 kA/m |
Maximum Operating Temp |
80°C (N54), 80°C (N55) |
Coating |
Ni-Cu-Ni (3-layer) |
Adhesive Type |
3M Acrylic Tape |
Safety & Handling
●Caution: Strong magnetic fields may interfere with pacemakers, watches, and electronic devices.
●Avoid Impact: Do not drop or strike magnets to prevent chipping or demagnetization.
●Storage: Keep away from heat, moisture, and ferromagnetic materials.
Certifications
●RoHS compliant (2011/65/EU).
●ISO 9001:2015 certified manufacturing process.
Why Choose Us?
●Premium Quality: Strict quality control ensures consistent performance.
●Custom Solutions: Tailored designs and bulk pricing available.
●Expert Support: Technical guidance for optimal application.
Ordering Information
Minimum Order Quantity: 100 pieces.
Lead Time: 7-10 business days for standard orders.
Packaging: Bubble wrap + anti-static bag + cardboard box.
Note: For detailed magnetic force calculations or custom inquiries, contact our sales team at [email protected].