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ALB Materials Inc
2360 Corporate Circle. Suite 400
Henderson, NV 89074-7739
United States
E-mail: sales@albmagnets.com

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Magnets Home > Products > Neodymium Magnets > Disc > D30x3mm Neodymium Magnet, 30 x 3mm Disc Magnet

D30x3mm Neodymium Magnet, 30 x 3mm Disc Magnet

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Item No.:	D30x3mm
Material:	NdFeB, Grade N42
Shape:	Disc
Dimension:	30mm dia. x 3mm thick
Tolerances:	±0.1mm x ±0.1mm
Weight:	15.904g
Grade:	N42
Coating:	Ni-Cu-Ni (Nickel)
Pull Force(lbs):	12.49 lbs (5.68kg)
Surface Field(Gauss):	1294 Gauss
Magnetization direction:	Axial (Poles on Flat Ends)
Max Operating Temp:	80°C
Product Drawing:	·

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Related Magnets

Other Grade D30x3mm Neodymium Magnets (30mm dia. x 3mm thick):

Grade	Item No.	Product Name	Pull Force	Inquiry
N35	ALB-D30x3mm-N35	D30x3mm-N35 Neodymium Magnets	10.50 lbs (4.77kg)	Inquiry
N38	ALB-D30x3mm-N38	D30x3mm-N38 Neodymium Magnets	10.50 lbs (4.77kg)	Inquiry
N40	ALB-D30x3mm-N40	D30x3mm-N40 Neodymium Magnets	11.38 lbs (5.17kg)	Inquiry
N42	ALB-D30x3mm	D30x3mm Neodymium Magnets	12.49 lbs (5.68kg)	Inquiry
N45	ALB-D30x3mm-N45	D30x3mm-N45 Neodymium Magnets	13.26 lbs (6.03kg)	Inquiry
N48	ALB-D30x3mm-N48	D30x3mm-N48 Neodymium Magnets	14.05 lbs (6.39kg)	Inquiry
N50	ALB-D30x3mm-N50	D30x3mm-N50 Neodymium Magnets	14.45 lbs (6.57kg)	Inquiry
N52	ALB-D30x3mm-N52	D30x3mm-N52 Neodymium Magnets	14.86 lbs (6.76kg)	Inquiry
N42SH	ALB-D30x3mmSH	D30x3mmSH Neodymium Magnets	12.49 lbs (5.68kg)	Inquiry

High Temperature D30x3mm Neodymium Magnets (30mm dia. x 3mm 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.

D30x3mm Neodymium Magnets (30mm dia. x 3mm 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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