Products

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

Hot Magnets

DEX0 Neodymium Magnets, 7/8 inch dia. x 1 inch thick

B45x45x37.5mm Neodymium Magnet, 45 x 45 x 37.5mm Block Magnet

DX09 Neodymium Magnets, 1 inch dia. x 9/16 inch thick

B60x20x15mm Neodymium Magnet, 60 x 20 x 15mm Block Magnet

D9H1 Neodymium Magnets, 9/16 inch dia. x 1/10 inch thick

D-D12H6-N38 Neodymium Magnet, 12x6mm Disc Magnet

D40x5mm Neodymium Magnet, 40 x 5mm Disc Magnet

B36x3.4x2.6mm Neodymium Magnet, 36 x 3.4 x 2.6mm Block Magnet

D4x8mm Neodymium Magnet, 4 x 8mm Cylinder Magnet

B884-N52 Neodymium Magnets, 1/2 inch x 1/2 inch x 1/4 inch thick

Magnets Encyclopedia

Bar Magnets For Classroom Use

10 Examples Of Magnetic Materials

Big Magnet Price

10 Ton Lifting Magnet

3M Adhesive Magnets

25mm diameter magnet

Specifications of Neodymium Magnets

Magnets Safety Warnings

10 Uses Of Permanent Magnets

125 Lb Pull Rare Earth Magnet

Magnets Home > Products > Neodymium Magnets > Disc > D70x40mm Neodymium Magnet, 70 x 40mm Disc Magnet

D70x40mm Neodymium Magnet, 70 x 40mm Disc Magnet

Inquiry

Item No.:	ALB-D70x40mm
Material:	NdFeB, Grade N42
Shape:	Disc
Dimension:	70mm dia. x 40mm thick
Tolerances:	±0.1mm x ±0.1mm
Weight:	1154.535g
Grade:	N42
Coating:	Ni-Cu-Ni (Nickel)
Pull Force(lbs):	388.60 lbs (176.64kg)
Surface Field(Gauss):	4967 Gauss
Magnetization direction:	Axial (Poles on Flat Ends)
Max Operating Temp:	80°C
Product Drawing:	·

Previous: D66x8mm Neodymium Magnet, 66 x 8mm Disc Magnet

Next: D75x15mm Neodymium Magnet, 75 x 15mm Disc Magnet

Related Magnets

Other Grade D70x40mm Neodymium Magnets (70mm dia. x 40mm thick):

Grade	Item No.	Product Name	Pull Force	Inquiry
N35	ALB-D70x40mm-N35	D70x40mm-N35 Neodymium Magnets	326.53 lbs (148.42kg)	Inquiry
N38	ALB-D70x40mm-N38	D70x40mm-N38 Neodymium Magnets	326.53 lbs (148.42kg)	Inquiry
N40	ALB-D70x40mm-N40	D70x40mm-N40 Neodymium Magnets	354.07 lbs (160.94kg)	Inquiry
N42	ALB-D70x40mm	D70x40mm Neodymium Magnets	388.60 lbs (176.64kg)	Inquiry
N45	ALB-D70x40mm-N45	D70x40mm-N45 Neodymium Magnets	412.51 lbs (187.50kg)	Inquiry
N48	ALB-D70x40mm-N48	D70x40mm-N48 Neodymium Magnets	437.13 lbs (198.69kg)	Inquiry
N50	ALB-D70x40mm-N50	D70x40mm-N50 Neodymium Magnets	449.71 lbs (204.41kg)	Inquiry
N52	ALB-D70x40mm-N52	D70x40mm-N52 Neodymium Magnets	462.46 lbs (210.21kg)	Inquiry
N42SH	ALB-D70x40mmSH	D70x40mmSH Neodymium Magnets	388.60 lbs (176.64kg)	Inquiry

High Temperature D70x40mm Neodymium Magnets (70mm dia. x 40mm 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.

D70x40mm Neodymium Magnets (70mm dia. x 40mm 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!