N48 Big Size Permanent NdFeB Disc Magnet

China N48 Big Size Permanent NdFeB Disc Magnet, Find details about China Magnets, Magnetic from N48 Big Size Permanent NdFeB Disc Magnet

Model NO.
N35-N52 D062
Processing Tolerance
-0.05~+0.05mm
Size
D45X15
Trademark
eastar
Specification
from35-52
Origin
China, Ningbo
HS Code
8505111000
Model NO.
N35-N52 D062
Processing Tolerance
-0.05~+0.05mm
Size
D45X15
Trademark
eastar
Specification
from35-52
Origin
China, Ningbo
HS Code
8505111000
Neodymium permanent magnets:

1.Materials: Sintered NdFeB / Neodymium magnet
2. Magnet grade:N35, N38, N40,...N52 H, SH, UH EH series optional
3. Magnet shape: Blocks, bars, discs, rings, cylinders, tiles,...or customized design
4. 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