Home » NEODYMIUM CYLINDER MAGNETS » D4A     Description Technical Downloads Dimensions: 1/4" dia. x 5/8" thick Tolerances: ±0.004" x ±0.004" Material: NdFeB, Grade N42 Plating/Coating: Ni-Cu-Ni (Nickel) Magnetization Direction: Axial (Poles on Flat Ends) Weight: 0.133 oz. (3.77 g) Pull Force, Case 1: 3.96 lbs Pull Force, Case 2: 4.03 lbs Surface Field: 6472 Gauss Max Operating Temp: 176ºF (80ºC) Brmax: 13,200 Gauss BHmax: 42 MGOe  This is a very easy cylinder magnet to handle. Great on magnetic bulletin boards, refrigerators or anywhere you need a strong little magnet with great holding power. They can also be used for building magnetic sculpture art with steel balls 1/2" diameter or larger. Pull Force, Case 1 vs. distance: Magnet to a Steel Plate. Pull Force, Case 2 vs. distance: Between 2 Steel Plates. Pull Force, Case 3 vs. distance: Magnet to Magnet. Pull Force, Case 4 vs. distance: Magnet to Magnet Repulsion. Click here for a depiction of the magnetic field. View B-H curves for this magnet. Click here to download a PDF Specification Sheet. Click here to download a PDF drawing of this product. Click here to download a Certificate of Compliance for this product. Click here to download a .STEP file (3D model). Click here to download an .IGS file (3D model).    Download the free Adobe Acrobat Reader   D4A: 1 for $0.80 10 for $7.50 25 for $18.00 50 for $34.00 100 for $64.00 250 for $150.00 500 for $280.00 1000 for $520.00 2500 for $1,200.00 Quantity:

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