DX44 Neodymium Magnets, 1 1/4 inch dia. x 1/4 inch thick

Item No.: ALB-DX44
Material: NdFeB, Grade N42
Shape: Disc
Dimension: 1 1/4" dia. x 1/4" thick
(31.75mm dia. X 6.35mm thick)
Tolerances: ±0.004" x ±0.004" (±0.1mm x ±0.1mm)
Weight: 1.33 oz. (37.7 g)
Grade: N42
Coating: Ni-Cu-Ni (Nickel)
Pull Force(lbs): 30.88 lbs
Surface Field(Gauss): 2451 Gauss
Magnetization direction: Axial (Poles on Flat Ends)
Max Operating Temp: 80°C
Product Drawing: PDF drawing of ALB-DX44 · JPEG drawing of ALB-DX44

Other Grade DX44 Neodymium Magnets (1 1/4" dia. x 1/4" thick):

Grade Item No. Product Name Pull Force Inquiry
N35 ALB-DX44-N35 DX44-N35 Neodymium Magnets 23.52 lbs Inquiry
N38 ALB-DX44-N38 DX44-N38 Neodymium Magnets 23.52 lbs Inquiry
N40 ALB-DX44-N40 DX44-N40 Neodymium Magnets 25.50 lbs Inquiry
N42 ALB-DX44 DX44 Neodymium Magnets 27.99 lbs Inquiry
N45 ALB-DX44-N45 DX44-N45 Neodymium Magnets 30.15 lbs Inquiry
N48 ALB-DX44-N48 DX44-N48 Neodymium Magnets 32.39 lbs Inquiry
N50 ALB-DX44-N50 DX44-N50 Neodymium Magnets 33.77 lbs Inquiry
N52 ALB-DX44-N52 DX44-N52 Neodymium Magnets 35.18 lbs Inquiry
N42SH ALB-DX44SH DX44SH Neodymium Magnets 27.99 lbs Inquiry

High Temperature DX44 Neodymium Magnets (1 1/4" 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.  

DX44 Neodymium Magnets (1 1/4" 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.

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