Big Ring Neodymium Magnet for Car Speaker

Product Details
Customization: Available
Shape: Disc Ring Shape
Application: Speaker Magnet, Industrial Magnet, Jewelry Magnet, Solenoid, Motor Magnet
Manufacturer/Factory & Trading Company

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Number of Employees
123
Year of Establishment
2012-04-16
  • Big Ring Neodymium Magnet for Car Speaker
  • Big Ring Neodymium Magnet for Car Speaker
  • Big Ring Neodymium Magnet for Car Speaker
  • Big Ring Neodymium Magnet for Car Speaker
  • Big Ring Neodymium Magnet for Car Speaker
  • Big Ring Neodymium Magnet for Car Speaker
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  • Overview
  • Company Profile
  • Packaging & Shipping
  • FAQ
Overview

Basic Info.

Model NO.
N35-N50/ D085
Coating
Nickel
Grade
N50
Type
Permanent Magnet
Composition
NdFeB Magnet
Size
D50X15
Working Temperature
Max 120 Oc
Transport Package
Carton
Specification
from35-52
Trademark
eastar
Origin
China, Ningbo
HS Code
8505111000
Production Capacity
500ton/Year

Product Description

Neodymium permanent Disc  Ring magnets:

1. Materials: Sintered NdFeB / Neodymium magnet
2. Magnet grade:N35,N38,N40....N52, H, SH, UH, EHseries for optional.
3.Surface treatment: Ni, Ni + Cu + Ni, Zn, epoxy, gold, etc.
4. Size: From diameter 1mm up to 80mm, thickness from 0.5mm up to 30mm.
5. Processing tolerance: +-0.05mm

Magnet Parameter data sheet:
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

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
Company Profile

Big Ring Neodymium Magnet for Car SpeakerBig Ring Neodymium Magnet for Car Speaker


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

Packaging & Shipping

Big Ring Neodymium Magnet for Car 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

 

Big Ring Neodymium Magnet for Car Speaker

 

 


 


 

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