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E-mail: sales@albmagnets.com
- R-OD6H3ID3-N52 Neodymium Magnet, OD6xID3x3mm Ring Magnet
- DZ06 Neodymium Magnets, 3 inch dia. x 3/8 inch thick
- DX4X0 Neodymium Magnets, 1 1/4 inch dia. x 1 inch thick
- BX0C8-N52 Neodymium Magnets, 1 inch x 3/4 inch x 1/2 inch thick
- C-D2H3-N45 Neodymium Magnet, 2x3mm Cylinder Magnet
- D-D50H3-N35 Neodymium Magnet, 50x3mm Disc Magnet
- D-D20H3-N42 Neodymium Magnet, 20x3mm Disc Magnet
- DD7 Neodymium Magnets, 13/16 inch dia. x 7/16 inch thick
- D9Z0 Neodymium Magnets, 9/16 inch dia. x 3 inch thick
- D42 Neodymium Magnets, 1/4 inch dia. x 1/8 inch thick
DE4 Neodymium Magnets, 7/8 inch dia. x 1/4 inch thick
Item No.: | ALB-DE4 |
---|---|
Material: | NdFeB, Grade N42 |
Shape: | Disc |
Dimension: | 7/8" dia. x 1/4" thick (22.23mm dia. X 6.35mm thick) |
Tolerances: | ±0.004" x ±0.004" (±0.1mm x ±0.1mm) |
Weight: | 0.652 oz. (18.5 g) |
Grade: | N42 |
Coating: | Ni-Cu-Ni (Nickel) |
Pull Force(lbs): | 22.87 lbs |
Surface Field(Gauss): | 3275 Gauss |
Magnetization direction: | Axial (Poles on Flat Ends) |
Max Operating Temp: | 80°C |
Product Drawing: | ![]() ![]() |
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Related Magnets
Other Grade DE4 Neodymium Magnets (7/8" dia. x 1/4" thick):
Grade | Item No. | Product Name | Pull Force | Inquiry |
---|---|---|---|---|
N35 | ALB-DE4-N35 | DE4-N35 Neodymium Magnets | 16.46 lbs | Inquiry |
N38 | ALB-DE4-N38 | DE4-N38 Neodymium Magnets | 16.46 lbs | Inquiry |
N40 | ALB-DE4-N40 | DE4-N40 Neodymium Magnets | 17.85 lbs | Inquiry |
N42 | ALB-DE4 | DE4 Neodymium Magnets | 19.59 lbs | Inquiry |
N45 | ALB-DE4-N45 | DE4-N45 Neodymium Magnets | 21.10 lbs | Inquiry |
N48 | ALB-DE4-N48 | DE4-N48 Neodymium Magnets | 22.67 lbs | Inquiry |
N50 | ALB-DE4-N50 | DE4-N50 Neodymium Magnets | 23.64 lbs | Inquiry |
N52 | ALB-DE4-N52 | DE4-N52 Neodymium Magnets | 24.63 lbs | Inquiry |
N42SH | ALB-DE4SH | DE4SH Neodymium Magnets | 19.59 lbs | Inquiry |
High Temperature DE4 Neodymium Magnets (7/8" dia. x 1/4" 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.
DE4 Neodymium Magnets (7/8" dia. x 1/4" 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.
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providing you with reliable N35, N38, N42, N52, N42SH and other grade super neodymium magnets and SmCo rare earth magnets.