D50x5mm Neodymium Magnet, 50 x 5mm Disc Magnet

Item No.: D50x5mm
Material: NdFeB, Grade N42
Shape: Disc
Dimension: 50mm dia. x 5mm thick
Tolerances: ±0.1mm x ±0.1mm
Weight: 73.631g
Grade: N42
Coating: Ni-Cu-Ni (Nickel)
Pull Force(lbs): 34.70 lbs (15.77kg)
Surface Field(Gauss): 1294 Gauss
Magnetization direction: Axial (Poles on Flat Ends)
Max Operating Temp: 80°C
Product Drawing: PDF drawing of D50x5mm · JPEG drawing of D50x5mm

Other Grade D50x5mm Neodymium Magnets (50mm dia. x 5mm thick):

Grade Item No. Product Name Pull Force Inquiry
N35 ALB-D50x5mm-N35 D50x5mm-N35 Neodymium Magnets 29.15 lbs (13.25kg) Inquiry
N38 ALB-D50x5mm-N38 D50x5mm-N38 Neodymium Magnets 29.15 lbs (13.25kg) Inquiry
N40 ALB-D50x5mm-N40 D50x5mm-N40 Neodymium Magnets 31.61 lbs (14.37kg) Inquiry
N42 ALB-D50x5mm D50x5mm Neodymium Magnets 34.70 lbs (15.77kg) Inquiry
N45 ALB-D50x5mm-N45 D50x5mm-N45 Neodymium Magnets 36.83 lbs (16.74kg) Inquiry
N48 ALB-D50x5mm-N48 D50x5mm-N48 Neodymium Magnets 39.03 lbs (17.74kg) Inquiry
N50 ALB-D50x5mm-N50 D50x5mm-N50 Neodymium Magnets 40.15 lbs (18.25kg) Inquiry
N52 ALB-D50x5mm-N52 D50x5mm-N52 Neodymium Magnets 41.29 lbs (18.77kg) Inquiry
N42SH ALB-D50x5mmSH D50x5mmSH Neodymium Magnets 34.70 lbs (15.77kg) Inquiry

High Temperature D50x5mm Neodymium Magnets (50mm dia. x 5mm 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.  

D50x5mm Neodymium Magnets (50mm dia. x 5mm 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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