Magcraft Magnets . MFM 0.75” X 0.75” X 0.125” Rare Earth Block Magnet (6)

Rare-Earth Block Magnets, 0.75 in. Long x 0.75 in. Wide x 0.125 in. Thick, 6-Count
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SPECIFICATIONSThese block magnets are 0.75 inch (19.1mm) long, 0.75 inch (19.1mm) wide, and 0.125 inch (3.2mm) thick. 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 9 lbs. Max Working Temperature - 176 F (80 C). Part Number NSN0612 Imperial Dimensions 0.75 inch long x 0.75 inch wide x 0.125 inch thick Metric Dimensions 19.05mm long x 19.05mm wide x 3.175mm thick Material Sintered Neodymium-Iron-Boron (NdFeB) Shape Block Plating Ni-Cu-Ni (Nickel) Magnetization Direction Thickness Grade N40 Pull Force (lbs[g]) 9.05[4105] Surface Field(G) 2810 Maximum Operating Temperature 80 Deg C (176 Deg F) Dimensional Tolerance +/-0.005" Magnet Quantity 6 Volume (cm3) 1.15 Weight (g) 8.64 Brand Magcraft Packaging Magpak Tube UPC 875661000122 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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