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N40 D30*D10*12 Nickel Plating NdFeB Ring Magnet

China N40 D30*D10*12 Nickel Plating NdFeB Ring Magnet, Find details about China Permanet Magnet, Magnetic from N40 D30*D10*12 Nickel Plating NdFeB Ring Magnet

Model NO.
N35-N52 / R035
Size
D30*D10*12
Tolerance
-0.05 ~ +0.05mm
Trademark
eastar
Specification
from35-52
Origin
China, Ningbo
HS Code
8505111000
Model NO.
N35-N52 / R035
Size
D30*D10*12
Tolerance
-0.05 ~ +0.05mm
Trademark
eastar
Specification
from35-52
Origin
China, Ningbo
HS Code
8505111000
Neodymium permanent magnets rings:
Supply arc/segment magnets, magnetic tile for motor with high quality, competitive price and fast delivery.
Materials: Sintered NdFeB / Neodymium magnet
Surface treatment: Ni, Ni + Cu + Ni, Zn, epoxy, gold, etc.

Magnet Parameter data sheet:

ParameterunitStandard Data
Curie Temperature(Tc)ºC310-380
Maximum Operating Temperature(Tw)ºC80-200
HardnessHv620
Electrical ResistivityΩ.CM1.8X10-4 ~2.0X10-4
Density(D)g/cm37.5~7.65
Recoil Permeabilityµ rec1.05
Magnetization Field Strength(Hs)KOe>  30
KA/m>  2400
Bending StrengthMpa295~345
Temp. Coefficient of Br (aBr)%/ºC-0.11~ -0.12
Temp Coefficient of Hcj (aHcj)%/ºC-0.5~ -0.7

Applications of neodymium magnets:
1) Servomotor, step motor, DC motor and linear motor
2) Loudspeaker, headphone, earphone and microphones
3) Holding system equipment
4) Medical facility
5) Sound device
6) Wind power
7) VCM, MRI
8) Mobile accessory
9) Research and development, as well as many other applications

TypeResidual lndurtion
Br(KGs)Coereive Foree
BHe(KOe)Intrinsic coereive
Force iGe(KOe)Squareness
(Hk/iHe)Max. Energy Product
(BH)max. (MGOe)Max. Openating
Temp. (C)Density

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