Motor Ferrite Magnet with out Plating Ring Rare Earth Neodymium Magnets for BLDC

• Certification: RoHS, CE, ISO9001
• Application: Speaker Magnet, Industrial Magnet, Jewelry Magnet, Solenoid, Motor Magnet
• Shape: Tile
• Coating: Nickel
• Composition: NdFeB Magnet
• Processing Tolerance: -0.1 ~ +0.1mm
• Model NO.: Y30B-4508
• Work Temp: -20 ~ 200oc
• Color: Black
• Transport Package: Carton
• Specification: from35-52
• Trademark: eastar
• Origin: China, Ningbo
• HS Code: 8505111000
• Production Capacity: 5000ton/Year

Product Description

Tile Ferrite  Motor Magnet:

Materials: Sintered Ferrite magnet
Surface treatment: Ni, Ni + Cu + Ni, Zn, epoxy, gold, etc.

Applications of  Ferrite 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

Magnet  Ferrite
1. Arc or rectangular magnet.
2. Zinc coating to protect the surface.
3. Used for electric motors

1. Magnet: Sintered Ferrite

2. Characteristics:
strong Br resident induction.
Excellent demagnetization resistance capability.

3. Surface Treatment Method:
Black Nickel, Chroming, Copper, Epoxy, Gold, Nickel, Nickel+Epoxy, Nickel+Sn, Passivation, Zinc, phosphating

4. Applications of  Ferrite Magnets:
AC Motors, DC Motors, servo motors, step motors
Computer rigid disc drives
Magnetic Separators
Magnetic resonance imaging
Speakers & earphones
Medical care machines
 

Parameter	unit	Standard Data
Curie Temperature(Tc)	ºC	310-380
Maximum Operating Temperature(Tw)	ºC	80-200
Hardness	Hv	620
Electrical Resistivity	Ω.CM	1.8X10-4 ~2.0X10-4
Density(D)	g/cm3	7.5~7.65
Recoil Permeability	µ rec	1.05
Magnetization Field Strength(Hs)	KOe	>  30
	KA/m	>  2400
Bending Strength	Mpa	295~345
Temp. Coefficient of Br (aBr)	%/ºC	-0.11~ -0.12
Temp Coefficient of Hcj (aHcj)	%/ºC	-0.5~ -0.7

Company Profile

Test Equipment & Workshop
 • Demagnetization Curves & Outgoing Inspection Report for each shipment.
 

Packaging & Shipping

Standard Packaging
•  Vacuum packaging for all Neodymium magnets and Neodymium magetic assemblies.
• Shielding box and wooden box to protect the Neodymium magnets during shipping.

Shipping Methods 
• Contract price with FedEx, DHL, UPS and TNT to minimum your shipping cost.
• Experienced shipping forwarder for Ocean and Air shipments.

FAQ