D-D23.3H20-N48M Neodymium Magnet, 23.3x20mm Disc Magnet

Item No.: ALB-D-D23.3H20-N48M
Material: NdFeB, Grade N48M
Shape: Disc
Dimension: 23.3mm dia. x 20mm thick
Tolerances: ±0.1mm x ±0.1mm
Weight: 63.958g
Grade: N48M
Coating: Ni-Cu-Ni (Nickel)
Pull Force(lbs): 74.84 lbs (34.02kg)
Surface Field(Gauss): 6135 Gauss
Magnetization direction: Axial (Poles on Flat Ends)
Max Operating Temp: 100ºC
Product Drawing: PDF drawing of ALB-D-D23.3H20-N48M · JPEG drawing of ALB-D-D23.3H20-N48M

Other Grade D-D23.3H20 Neodymium Magnets (23.3mm dia. x 20mm thick):

Grade Item No. Product Name Pull Force Inquiry
N35 ALB-D-D23.3H20-N35 D-D23.3H20-N35 Neodymium Magnets 54.34 lbs (24.70kg) Inquiry
N38 ALB-D-D23.3H20-N38 D-D23.3H20-N38 Neodymium Magnets 54.34 lbs (24.70kg) Inquiry
N40 ALB-D-D23.3H20-N40 D-D23.3H20-N40 Neodymium Magnets 58.93 lbs (26.79kg) Inquiry
N42 ALB-D-D23.3H20 D-D23.3H20 Neodymium Magnets 64.67 lbs (29.40kg) Inquiry
N45 ALB-D-D23.3H20-N45 D-D23.3H20-N45 Neodymium Magnets 68.65 lbs (31.21kg) Inquiry
N48 ALB-D-D23.3H20-N48 D-D23.3H20-N48 Neodymium Magnets 72.75 lbs (33.07kg) Inquiry
N50 ALB-D-D23.3H20-N50 D-D23.3H20-N50 Neodymium Magnets 74.84 lbs (34.02kg) Inquiry
N52 ALB-D-D23.3H20-N52 D-D23.3H20-N52 Neodymium Magnets 76.97 lbs (34.99kg) Inquiry
N42SH ALB-D-D23.3H20SH D-D23.3H20SH Neodymium Magnets 64.67 lbs (29.40kg) Inquiry

High Temperature D-D23.3H20 Neodymium Magnets (23.3mm dia. x 20mm 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.  

D-D23.3H20 Neodymium Magnets (23.3mm dia. x 20mm 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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