2360 Corporate Circle. Suite 400
Henderson, NV 89074-7739
United States
E-mail: sales@albmagnets.com
- C-D6.85H15-N50M Neodymium Magnet, 6.85x15mm Cylinder Magnet
- DCC Neodymium Magnets, 3/4 inch dia. x 3/4 inch thick
- B-W35H22L100-N45 Neodymium Magnet, 100x35x22mm Block Magnet
- DAX4 Neodymium Magnets, 5/8 inch dia. x 1 1/4 inch thick
- DZ0X2 Neodymium Magnets, 3 inch dia. x 1 1/8 inch thick
- B841 Neodymium Magnets, 1/2 inch x 1/4 inch x 1/16 inch thick
- DX28 Neodymium Magnets, 1 1/8 inch dia. x 1/2 inch thick
- SC Neodymium Magnets, 3/4 inch diameter
- XLTK-PUR Magnetic Thumbtacks
- B-W12.5H3.5L25D4-N42 Neodymium Magnet, 25x12.5x3.5mm with D4mm hole Block Magnet
B642 Neodymium Magnets, 3/8 inch x 1/4 inch x 1/8 inch thick
Item No.: | ALB-B642 |
---|---|
Material: | NdFeB, Grade N42 |
Shape: | Block |
Dimension: | 3/8" x 1/4" x 1/8" thick (9.53mm x 6.35mm x 3.18mm thick) |
Tolerances: | ±0.004" x ±0.004" x ±0.004" (±0.1mm x ±0.1mm x ±0.1mm) |
Weight: | 0.051 oz. (1.44 g) |
Grade: | N42 |
Coating: | Ni-Cu-Ni (Nickel) |
Pull Force(lbs): | 3.91 lbs |
Surface Field(Gauss): | 3957 Gauss |
Magnetization direction: | Through Thickness |
Max Operating Temp: | 80°C |
Product Drawing: | ![]() ![]() |
Previous: B641 Neodymium Magnets, 3/8 inch x 1/4 inch x 1/16 inch thick
Next: B644 Neodymium Magnets, 3/8 inch x 1/4 inch x 1/4 inch thick
Related Magnets
Other Grade B642 Neodymium Magnets (3/8" x 1/4" x 1/8" thick):
Grade | Item No. | Product Name | Pull Force | Inquiry |
---|---|---|---|---|
N35 | ALB-B642-N35 | B642-N35 Neodymium Magnets | 3.25 lbs | Inquiry |
N38 | ALB-B642-N38 | B642-N38 Neodymium Magnets | 3.25 lbs | Inquiry |
N40 | ALB-B642-N40 | B642-N40 Neodymium Magnets | 3.52 lbs | Inquiry |
N42 | ALB-B642 | B642 Neodymium Magnets | 3.87 lbs | Inquiry |
N45 | ALB-B642-N45 | B642-N45 Neodymium Magnets | 4.17 lbs | Inquiry |
N48 | ALB-B642-N48 | B642-N48 Neodymium Magnets | 4.48 lbs | Inquiry |
N50 | ALB-B642-N50 | B642-N50 Neodymium Magnets | 4.67 lbs | Inquiry |
N52 | ALB-B642-N52 | B642-N52 Neodymium Magnets | 4.86 lbs | Inquiry |
N42SH | ALB-B642SH | B642SH Neodymium Magnets | 3.87 lbs | Inquiry |
High Temperature B642 Neodymium Magnets (3/8" x 1/4" x 1/8" thick) 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.
B642 Neodymium Magnets (3/8" x 1/4" x 1/8" thick) 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.
If you can't find what you want, just send us an inquiry and we will be happy to make it for you!
Send us an inquiry now to find out more information and the latest prices, thanks!
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.