2360 Corporate Circle. Suite 400
Henderson, NV 89074-7739
United States
E-mail: sales@albmaterials.com
- D-D5H4-N50 Neodymium Magnet, 5x4mm Disc Magnet
- DY8E Neodymium Magnets, 2 1/2 inch dia. x 7/8 inch thick
- STIR20 Neodymium Stir Bar, 0.315 inch dia. x 0.787 inch long (8mm dia. x 20mm long)
- BX8X04 Neodymium Magnets, 1 1/2 inch x 1 inch x 1/4 inch thick
- D4A Neodymium Magnets, 1/4 inch dia. x 5/8 inch thick
- B321 Neodymium Magnets, 3/16 inch x 1/8 inch x 1/16 inch thick
- R422 Neodymium Magnets, 1/4 inch od x 1/8 inch id x 1/8 inch thick
- D15x30mm Neodymium Magnet, 15 x 30mm Cylinder Magnet
- R821 Neodymium Magnets, 1/2 inch od x 1/8 inch id x 1/16 inch thick
- DY88 Neodymium Magnets, 2 1/2 inch dia. x 1/2 inch thick
B7x4x1.5mm Neodymium Magnet, 7 x 4 x 1.5mm Block Magnet
| Item No.: | ALB-B7x4x1.5mm |
|---|---|
| Material: | NdFeB, Grade N42 |
| Shape: | Block |
| Dimension: | 7x4x1.5mm |
| Tolerances: | ±0.1mm x ±0.1mm x ±0.1mm |
| Weight: | 0.315g |
| Grade: | N42 |
| Coating: | Ni-Cu-Ni (Nickel) |
| Pull Force(lbs): | 1.24 lbs (0.57kg) |
| Surface Field(Gauss): | 3127 |
| Magnetization direction: | Through Thickness |
| Max Operating Temp: | 80°C |
| Product Drawing: |  ·  |
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Next: B7.2x3.7x3mm Neodymium Magnet, 7.2 x 3.7 x 3mm Block Magnet
Related Magnets
B7.5x4.8x2.6mm Neodymium Magnet, 7.5 x 4.8 x 2.6mm Block Magnet
B8x3.5x3mm Neodymium Magnet, 8 x 3.5 x 3mm Block Magnet
B8x4x1mm Neodymium Magnet, 8 x 4 x 1mm Block Magnet
B8x4x2mm Neodymium Magnet, 8 x 4 x 2mm Block MagnetOther Grade B7x4x1.5mm Neodymium Magnets (7x4x1.5mm):
| Grade | Item No. | Product Name | Pull Force | Inquiry |
|---|---|---|---|---|
| N35 | ALB-B7x4x1.5mm-N35 | B7x4x1.5mm-N35 Neodymium Magnets | 1.04 lbs (0.47kg) | Inquiry |
| N38 | ALB-B7x4x1.5mm-N38 | B7x4x1.5mm-N38 Neodymium Magnets | 1.04 lbs (0.47kg) | Inquiry |
| N40 | ALB-B7x4x1.5mm-N40 | B7x4x1.5mm-N40 Neodymium Magnets | 1.13 lbs (0.51kg) | Inquiry |
| N42 | ALB-B7x4x1.5mm | B7x4x1.5mm Neodymium Magnets | 1.24 lbs (0.57kg) | Inquiry |
| N45 | ALB-B7x4x1.5mm-N45 | B7x4x1.5mm-N45 Neodymium Magnets | 1.32 lbs (0.60kg) | Inquiry |
| N48 | ALB-B7x4x1.5mm-N48 | B7x4x1.5mm-N48 Neodymium Magnets | 1.40 lbs (0.64kg) | Inquiry |
| N50 | ALB-B7x4x1.5mm-N50 | B7x4x1.5mm-N50 Neodymium Magnets | 1.44 lbs (0.65kg) | Inquiry |
| N52 | ALB-B7x4x1.5mm-N52 | B7x4x1.5mm-N52 Neodymium Magnets | 1.48 lbs (0.67kg) | Inquiry |
| N42SH | ALB-B7x4x1.5mmSH | B7x4x1.5mmSH Neodymium Magnets | 1.24 lbs (0.57kg) | Inquiry |
High Temperature B7x4x1.5mm Neodymium Magnets (7x4x1.5mm) are also available:
| Neodymium Material Type | Maximum Operating Temp | Curie Temp |
|---|---|---|
| N (N35-N52) | 176°F (80°C) | 590°F (310°C) |
| NM (N35M-N52M) | 212°F (100°C) | 644°F (340°C) |
| NH (N33H-N52H) | 248°F (120°C) | 644°F (340°C) |
| NSH (N30SH-N50SH) | 302°F (150°C) | 644°F (340°C) |
| NUH (N28UH-N48UH) | 356°F (180°C) | 662°F (350°C) |
| NEH (N28EH-N48EH) | 392°F (200°C) | 662°F (350°C) |
| NAH (N28AH-N35AH) | 428°F (220°C) | 662°F (350°C) |
The Thermal Characteristics listed above are values commonly associated with each magnet's grade or material. Actual performance in your application may vary with other factors, including the shape of the magnet, the Permeance Coefficient or load line, and how it is used in a circuit.
B7x4x1.5mm Neodymium Magnets (7x4x1.5mm) with other Coating are also available:
| Coating Type | Overall Thickness | Salt Spray Test | Pressure Cooker Test |
|---|---|---|---|
| Ni-Cu-Ni (Nickel) | 15-21 μm | 24 hours | 48 hours |
| NiCu + Black Nickel | 15-21 μm | 24 hours | 48 hours |
| NiCuNi + Epoxy | 20-28 μm | 48 hours | 72 hours |
| NiCuNi + Gold | 16-23 μm | 36 hours | 72 hours |
| NiCuNi + Silver | 16-23 μm | 24 hours | 48 hours |
| Zinc | 7-15 μm | 12 hours | 24 hours |
Each individual layer of Nickel and Copper are 5-7 μm thick. The Gold and Silver Coating layers are 1-2 μm thick. Test results shown to allow comparison between Coating options. Performance in your application under your specific test conditions may vary. Salt Spray testing conducted with a 5% NaCl solution, at 35°C. Pressure Cooker Test (PCT) conducted at 2 atm, 120°C at 100% RH.
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E-mail: sales@albmaterials.com
How to choose and buy a strong neodymium magnet? ALBMagnets is a professional company for strong magnet design and manufacturing,
providing you with reliable N35, N38, N42, N52, N42SH and other grade super neodymium magnets and SmCo rare earth magnets.