Magcraft Magnets . MFM 0.125” X 0.125” Rare Earth Rod Magnet

Rare-Earth Rod Magnets, 0.125 in. Diameter x 0.125 in. Long, 100-Count
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SPECIFICATIONSThese rod magnets are 0.125 inch (3.2mm) diameter and 0.125 inch (3.2mm) long. They are magnetized through the length. 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 1 lb. Maximum working temperature is 176 F (80 C). Part Number NSN0658 Imperial Dimensions 0.125 inch diameter x 0.125 inch long Metric Dimensions 3.175mm diameter x 3.175mm long Material Sintered Neodymium-Iron-Boron (NdFeB) Shape Rod Plating Ni-Cu-Ni (Nickel) Magnetization Direction Length Grade N40 Pull Force (lbs[g]) 1.43[649] Surface Field(G) 3954 Maximum Operating Temperature 80 Deg C (176 Deg F) Dimensional Tolerance +/-0.005" Magnet Quantity 100 Volume (cm3) 0.03 Weight (g) 0.19 Brand Magcraft Packaging Magpak Tube UPC 897970000587 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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