Products

Sintered NdFeB Magnet

Home Permanent Magnet Sintered NdFeB Magnet

N52 Grade OD75*ID60*H10mm Unipolar Radiation Magnetisation Ring Magnet N on the Inside

Unipolar Radiation Magnetisation
Unipolar Radiation Magnetisation
Unipolar Radiation Magnetisation

N52 Grade OD75*ID60*H10mm Unipolar Radiation Magnetisation Ring Magnet N on the Inside

“N在内侧”表示在环结构的内侧,即环的中心区域,形成北极(N极)磁场。这种设计将磁场主要集中在内侧,同时形成外南极(S 极)磁场。

  • Brand:

    KINGS MAGNET
  • Item NO.:

    ND75X60X20NR
  • Goods Stock:

    1
  • Payment:

    T/T 100% INADVANCE
  • Product Origin:

    CN
  • Shipping Port:

    XIAMEN
  • Color:

    Black (usual) / Silver / Rare earth colors
  • Lead Time:

    30
New Products
 
N52 Grade OD75*ID60*H10mm Ring Magnet N on the Inside
This magnet structure may find applications in situations requiring a specific magnetic field distribution, such as sensors, magnetic drive systems, or other technologies where a directed magnetic field is needed.
The range of unipolar radial ring magnets that can be produced is as follows:
Tol. Grade OD ID H
±0.1mm N35-N55 Max.75mm Max.71 Adjusted to the ratio of OD to ID.

 

Some Physical Properties of Sintered NdFeB Magnets:
Parameter
Unit Value
Density (ρ) 
g/cm
7.4-7.7
Curie Temperature (Tc
°C
310-370 
Recoil Permeability (μrec
-
1.05 
Vickers Hardness (HV)
MPa 
500-600 
Bending Strength (σbb
MPa 
200-400
Compressive Strenght (σbc
MPa 
1000-1100 
Tensile Strength (σb
MPa 
80-90
Resistivity (ρ) 
μΩ·m
1.4-1.6
Thermal Conductivity (λ)
W/(m·K)
8-10
Young's Modulus (E)
GPa
150-200
Thermal Expansivity Magnetization (α
10-6 /°
3-4
Thermal Expansivity Magnetization (α)
10-6 /°
1-3
Note:
* The above data are only for reference, specific magnets maybe have different values.

 

Refer to the design drawings: 

 

Coating Description
Surface Pictuer Coating Thickness of coating Color Resistance Salt Spray Test(Hours)

Nickel

NI+NI

NI+CU+NI

10-20um Bright Silver Excellent Against Humidity 24-48
Black Nickel NI+CU+NI 10-20um Bright Black Excellent Against Humidity 8 Salt Spray 48-72
(Zn)Cr6+Zinc ZN 5-8um

Bright Blue

Shining Color

Excellent Against Salt Spray

24-48

24-72

(Zn)Cr3+Zinc ZN 5-8um

Bright Blue

Shining Color

Good Against Salt Spray

Excellent Against Salt Spray

16-48

24-72

Tin Ni+Cu+Ni+Sn 10-25um Silver Superior Against Humidity 48-72
Gold Ni+Cu+Ni+Au 6-10um Gold Superior Against Humidity ---
Ag Ni+Cu+Ni+Ag 6-10um Silver Superior Against Humidity ---
Passivation --- 1-2um Silver Grey Temporary Protection ---
Phosphated --- --- Silver Grey Silver Grey ---
Epoxy

Epoxy

Ni+Cu+Epoxy

ZN+Epoxy

10-25um Black、Grey Excellent Against Humidity& Salt Spray

24-48

48-72

48-72

 

Other magnetisation directions:

 

Applications: 

 

We support your business

  • # Provide Free Samples
    Suitable for regular magnet sizes and when in stock.
  • # Customized According
    Customised magnets are adapted to the customer's application & prototype.
  • # Procurement Needs
    Perfect pre-sale and after-sale service.A team of engineers is always waiting to serve you.The more quantity the better price.

 

 

 

Leave A Message
If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.
Submit

Related Products

Custom Ndfeb For Motor Ect
Custom Magnet Neodymium Cylinder Round Ring Ndfeb Magnets For Sale

Sintered NdFeb permanent magnet material has excellent magnetic properties, widely used in electronics, electrical machinery, medical equipment, packaging, aerospace and other fields

High performance customizable Ndfeb
N52 Good Quantity Cylinder Round Ndfeb Magnet Arc Block Ring disc Magnet

Sintered NdFeb has excellent magnetic properties, is the strongest magnetic permanent magnet today, is also the most commonly used rare earth magnet

halbach array magnet ndfeb arc magnet assembly
Custom Size Halbach Array Segment Magnet Arc Neodymium Assembly For Wind Generator

Halbach Array is a magnet structure, an engineering approximation of the ideal structure, whose goal is to produce the strongest magnetic field with the least amount of magnets.

Waterproof Black Rubber Coated Magnet
Rubber Coated Neodymium Magnetic Materials Cylinder Round Ring Magnets

The rubber coated magnet is to cover the outer surface of the magnet with a layer of glue, which can avoid damage

Custom Shape Ndfeb Magnet
Golden Manufacturer N42 N54 Ndfeb Magnets Strong Neodymium Magnet For Sale

Rare earth permanent magnets have strong plasticity and can support customization of any size. High productivity

Strong Suction Ndfeb Pot Magnetic
D32 China Strong Powerful Manufacturers Rare Earth Neodymium Round Pot Magnet With External Threaded

The steel housing provides a safe place for the magnets embedded in it. Most pot magnets can be heated to temperatures up to 80°C without losing their magnetization

Accept Customized Size Sintered Alnico
Factories Custom Magnet High Quality Alnico 8 Rod For Loudspeaker

Alnico is mainly produced by casting method, and can also be made into sintered magnets, but the performance is slightly lower

Encoder Magnet Ring Injection Ferrite Magnet
Custom Magnet Magnetic Multipolar Encoders Ring For Sensor

Magnetic encoder is a new type of electromagnetic sensitive element developed in recent years, it is developed with the development of optical encoder

Leave A Message

Leave A Message
If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.
Submit

Home

Products

whatsapp

contact