15 x 10 x 5mm NdFeB Rectangular Magnet N40M Ni, Rare Earth Super Strong Sintered NdFeB Block Magnet for Motor Sensor Rotor Toy, Nickel Coating Licensed Neodymium Permanent Magnets China Supplier 15 x 10 x 5mm NdFeB Rectangular Magnet N40M Ni Technical Specifications: Item: NBN40M-15-10-5 Grade: N40M Material: Neodymium (NdFeB) Plating: Nickel Shape: Block, Rectangular, Rectangle, […]
8 x 4 x 3 mm Rare Earth NdFeB Block Magnet N48 Ni, Super Strong Rare Earth Licensed Sintered NdFeB Block Magnet for Motor Sensor Rotor Toy, Nickel Coating Neodymium Rectangular Square Permanent Magnets China Supplier
8 x 4 x 3 mm Rare Earth NdFeB Block Magnet N48 Ni Technical Specifications:
Material: Neodymium (NdFeB)
Shape: Block, Rectangular, Rectangle, Square
Length (L): 8 mm
Height (H): 4 mm
Width (W): 3 mm
Tolerance: ±0.05 mm
Magnetisation Direction: Axial / Radial
Residual Magnetic Flux Density (Br): 1380-1420 mT (13.8-14.2 kGs)
Energy Density (BH)max: 366-390 KJ/m³ (46-49 MGOe)
Coercivity Force (Hcb): ≥ 923 kA/m ( ≥ 11.6 kOe)
Intrinsic Coercivity Force (Hcj): ≥ 876 kA/m ( ≥ 12 kOe)
Maximum Operation Temperature: 80 °C
Delivery Time: 14-35 days
Block Magnets – Holding forces are measured on steel plates (constructional steel of thickness min. 1 cm). Other metallic bonding surfaces or other influences (air humidity, room temperature, vertical position, dirt or dust) might reduce holding force. All declarations are average values.
Powerful Sintered Neodymium-Iron-Boron magnet Small Neodymium Rectangle Magnet Small NdFeB Block
NdFeB Small Magnet Feature:
1) Suitable for marking small volume magnet with complex shape;
2) Regular shape, precision size, various coating;
3) Strong anti-demagnetization;
4) Grade: N33, N35, N38, N40, N42, N45, 30M, 33M, 35M, 38M, 40M, 30H, 33H, 35H, 38H, 40H, 30SH, 33SH, 35SH, 38SH, 28UH, 30UH, 28EH, 30EH.
5) Good stability.
6) Meet the environment standard of RoHS.
Mainly made from neodymium, iron and boron and other metal element, it is the most powerful commercialized rare earth permanent magnets available today, with maximum energy product ranging from 8 MGOe to 55 MGOe and good coercive force. Widely used in industrial automation, mine, motor, communication, petroleum, magnet separator, medical treatment, Hifi acoustics, computer, Aviation, testing device, electronics and timekeeper ect.