Highly Efficient Motors Magnet for AC Submersible Hydraulic, Rare-Earth Arc Magnets for Motor Generator, High-performance
Segment NdFeB Magnets, Powerful 90 degree arc magnets 19.05mm long and 3.2mm thick
Highly Efficient Motors Magnet for AC Submersible Hydraulic Parameter
Part No. NSGN40-67
Size 0.75 inch outside radius x 0.625 inch inside radius x 90 deg x 0.75 inch long
Metric Dimensions 19.05 mm outside radius x 15.875 mm inside radius x 90 deg x 19.05 mm long
Material Sintered Neodymium-Iron-Boron (NdFeB)
Shape Arc
Plating Ni-Cu-Ni (Nickel)
Magnetization Direction Diameter
Grade N40
Maximum Temperature: 80 Degree
Coating: Nickel (Ni)
Magnetization: Inside Curve to Outside Curve
Dimensional Tolerance +/-0.005″
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
Neodymium magnets (also known as Neo, NdFeB, NIB or super magnets) , a type of rare earth magnets, are the permanent magnets made from neodymium, iron, boron and other minor elements.
Strong Neodymium Magnets Grade N42SH, stronger than N40, N38 and N35
Nickel-Copper-Nickel triple layer coated for maximum neodymium DC motor magnets durability and protection again corrosion. Rare-Earth Arc Magnets N42SH for Motor Generator Sets
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