Magcraft Magnets . MFM 0.625” X 0.125” Rare Earth Disc Magnet (8)

Rare-Earth Disc Magnets, 0.625 in. Diameter x 0.125 in. Thick, 8-Count
Article number:
MFM674
Availability:
In stock
C$16.99
Excl. tax
SPECIFICATIONS These disc magnets are 0.625 inch (15.9mm) diameter and 0.125 inch (3.2mm) thick. They are magnetized through the thickness. They are composed of grade 40 neodymium iron boron magnetic material and are plated in nickel-copper-nickel for a shiny corrosion resistant finish. Their individual pull force is approximately 6 lbs. Maximum working temperature is 176 F (80 C). Part Number NSN0674 Imperial Dimensions 0.625 inch diameter x 0.125 inch thick Metric Dimensions 15.875mm diameter x 3.175mm thick Material Sintered Neodymium-Iron-Boron (NdFeB) Shape Disc Plating Ni-Cu-Ni (Nickel) Magnetization Direction Thickness Grade N40 Pull Force (lbs[g]) 6.68[3030] Surface Field(G) 2903 Maximum Operating Temperature 80 Deg C (176 Deg F) Dimensional Tolerance +/-0.005" Magnet Quantity 8 Volume (cm3) 0.63 Weight (g) 4.71 Brand Magcraft Packaging Magpak Tube UPC 875661000740 Remanent Flux Density Br (kG [T]) 12.5-12.8 [1.25-1.28] Coercivity HcB (kOe [kA/m]) >=11.3 [>=923] Intrinsic Coercivity HcJ (kOe [kA/m]) >=12.0 [>=995] Maximum Energy Product Bhmax (MGOe [kJ/m3]) 38-41 [302-326] Density p(g/cm3) >=7.45 Compression Strength (Mpa) 600-1200 Bending Strength (Mpa) 150-380 Vickers Hardness (HV) 460-660 Recoil Permeability (urec) 1.05 Electrical Resistance (Ohm*mm2/m) 1.25-1.55 Curie Temperature Tc (°C) 310 Thermal Expansion Coefficient 100°C//(x10^-6/K) 6 Thermal Expansion Coefficient 100°C?(x10^-6/K) -1
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