High quality largest n52 neodymium magnet D70X50

    High quality largest n52 Neodymium Magnet D70X50   Product Description    1,Shape of separat NdFeb Magnet: Disc, Ring, Block, Segment, Cylinder, Trapezoid, Customized Design(Design proper magnets for clients specific requirements.   2,Coating of NdFeB Magnet: Ni, Ni-Cu-Ni, Zn, Epoxy, Parylene, etc.   Plating Characteristics  

Plating Type	Overall Thickness	Salt Spray Test	Pressure Cooker Test
NiCuNi (Nickel Copper Nickel)	15-21 μm	24 hours	48 hours
NiCu + Black Nickel	15-21 μm	24 hours	48 hours
NiCuNi + Epoxy	20-28 μm	48 hours	72 hours
NiCuNi + Gold	16-23 μm	36 hours	72 hours
NiCuNi + Silver	16-23 μm	24 hours	48 hours
Zinc	7-15 μm	12 hours	24 hours

   3,Applications of NdFeB Magnet: Motors, Generators,Neodymium Pot,Speakers,Sensors,Earphones and other musical instruments,Magnetic therapy devices,Magnetic Chuck,Other magnetic applications.   4,Materials comparison table

Material Item	NdFeB	SmCo	AlNiCo	FeCrCo	Ferrite
Magnetic Energy	30-52 MGOe	16-32 MGOe	1.2-10 MGOe	0.1-6 MGOe	1-3.5 MGOe
Max Working Temp.	80-200°C	350°C	550°C	400°C	250°C
Production Method	Sintered	Sintered	Cast or Sintered	Cast	Sintered
Surface Coating	Yes	No	No	No	No
Machining Property	Middle	Low	Middle	High	Low
Cost	High	High	Middle	Middle	Low

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Product Categories : Neodymium Magnet > Disc Shape Magnet