• Ring Permanent Neodymium Magnet with Zinc Coating Rare Earth Curved Magnets NdFeB Magnet for Speaker
  • Ring Permanent Neodymium Magnet with Zinc Coating Rare Earth Curved Magnets NdFeB Magnet for Speaker
  • Ring Permanent Neodymium Magnet with Zinc Coating Rare Earth Curved Magnets NdFeB Magnet for Speaker
  • Ring Permanent Neodymium Magnet with Zinc Coating Rare Earth Curved Magnets NdFeB Magnet for Speaker
  • Ring Permanent Neodymium Magnet with Zinc Coating Rare Earth Curved Magnets NdFeB Magnet for Speaker
  • Ring Permanent Neodymium Magnet with Zinc Coating Rare Earth Curved Magnets NdFeB Magnet for Speaker

Ring Permanent Neodymium Magnet with Zinc Coating Rare Earth Curved Magnets NdFeB Magnet for Speaker

Application: Speaker Magnet, Industrial Magnet, Jewelry Magnet, Solenoid, Motor Magnet
Shape: Ring
Coating: Zinc
Customization:
Shipping Cost:

Estimated freight per unit.

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Payment Method: visa mastercard discover JCB diners club american express T/T
  Initial Payment Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
From payment to delivery, we protect your trading.
Ring Permanent Neodymium Magnet with Zinc Coating Rare Earth Curved Magnets NdFeB Magnet for Speaker pictures & photos
Ring Permanent Neodymium Magnet with Zinc Coating Rare Earth Curved Magnets NdFeB Magnet for Speaker
US $0.035-0.05 / Piece
Min. Order: 1,000 Pieces
Diamond Member Since 2013

Suppliers with verified business licenses

Manufacturer/Factory & Trading Company
  • Overview
  • Company Profile
  • Packaging & Shipping
  • FAQ
Overview

Basic Info.

Model NO.
N35-N52/ R043
Grade
N35
Type
Permanent
Composition
NdFeB Magnet
Processing Tolerance
-0.05 ~ +0.05mm
Size
Od25*ID12*2.5
Transport Package
Carton
Specification
from35-52
Trademark
eastar
Origin
China, Ningbo
HS Code
8505111000
Production Capacity
500ton/Year

Product Description

Ring Permanent Neodymium Magnet with Zinc Coating Rare Earth Curved Magnets
Sintered NdFeB Magnet Ring Disc 

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

1. Magnet: Neodymium magnet

2. Characteristics:
Super 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 Neodymium 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

Ring Permanent Neodymium Magnet with Zinc Coating Rare Earth Curved Magnets NdFeB Magnet for SpeakerRing Permanent Neodymium Magnet with Zinc Coating Rare Earth Curved Magnets NdFeB Magnet for Speaker


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

Packaging & Shipping

Ring Permanent Neodymium Magnet with Zinc Coating Rare Earth Curved Magnets NdFeB Magnet for Speaker
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

 

Ring Permanent Neodymium Magnet with Zinc Coating Rare Earth Curved Magnets NdFeB Magnet for Speaker

 

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From payment to delivery, we protect your trading.
Ring Permanent Neodymium Magnet with Zinc Coating Rare Earth Curved Magnets NdFeB Magnet for Speaker pictures & photos
Ring Permanent Neodymium Magnet with Zinc Coating Rare Earth Curved Magnets NdFeB Magnet for Speaker
US $0.035-0.05 / Piece
Min. Order: 1,000 Pieces
Diamond Member Since 2013

Suppliers with verified business licenses

Manufacturer/Factory & Trading Company
Number of Employees
123
Year of Establishment
2012-04-16