Permanent Strong Ferrite Magnets For Universal Generator Motor W001C

Brand Name:XINHENG
Certification:IATF16949,ISO9001
Model Number:W001C
Minimum Order Quantity:1000pcs
Delivery Time:10-15days
Payment Terms:T/T, L/C, D/P, T/T, Western Union, MoneyGram
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Location: Puyang Sichuan China
Address: Jiumian Cultural Tourism Industrial Park, Mianzhu City, Sichuan Province, China
Supplier`s last login times: within 36 hours
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Permanent Strong Ferrite Magnets For Universal Generator Motor W001C


What does Xinheng offer to customers?

Our company manufactures an-isotropic ceramic strontium ferrite magnet made by means of wet compression molding.


What's the feature of ceramic strontium ferrite magnet made by wet compression molding?

  • Composition - Contain strontium ferrite (SrFe12O19) as the primary magnetic material. Strontium ferrite has good magnetic properties and is inexpensive to produce.

  • Density - Have a high relative density of around 95% or more after sintering. This gives good mechanical strength.

  • An-isotropy - Exhibit strong magnetocrystalline an-isotropy due to their hexagonal crystal structure. This results in a preferred direction of magnetization along one axis.

  • Particle shape - The strontium ferrite powder used typically has a hexagonal platelet morphology which helps promote magnetic an-isotropy during molding and sintering.

  • Molding method - The powder is mixed with a liquid binder and compression molded into a dense green compact using high pressures. This orients the an-isotropic particles.

  • Firing process - The compact is then sintered at high temperature to develop density while preserving the induced magnetic anisotropy orientation from molding.

  • Remanence - Have a maximum magnetic flux density or remanence along the axis of anisotropy, but little/no remanence perpendicular to it.

  • Coercivity - Usually have medium to high coercivity depending on additives, density, and anisotropy level achieved.


What's the key advantages of ceramic strontium ferrite magnets made by wet compression molding?

  • High magnetic property-Even without heavy rare earth element additions, strontium ferrite magnets can achieve coercivities of 700-1000 kA/m, making them suitable for many applications.

  • Dimensional consistency - The compression molding process allows for close dimensional tolerances and uniform magnet shapes to be produced consistently.

  • Temperature stability - Strontium ferrite magnets have high Curie temperatures, typically around 450-470°C. They maintain good magnetic properties over a wide operating temperature range.

  • Resistance to corrosion - Being fully dense ceramic materials, they are not prone to corrosion like bonded magnets containing additives.

  • Mass production capability - The molding process is amenable to automated high-volume manufacturing of complex magnet geometries.​​


PHYSICAL PROPERTIES OF SINTERED FERRITE MAGNETS

UnitsSintered Ferrite (Ceramic)
Curie TemperatureºC450
Maximum Operating TemperatureºC350
HardnessHv>530
Densityg/cm34.8 – 5.0
Relative recoil permeabilityμrec1.05-1.1
Temperature Coefficient Br%/ºC-0.18
Temperature Coefficient iHc%/ºC0.11-0.40
Anti-Bending StrengthN/m2(0.5-0.9)×108
Anti-Compressive StrengthN/m2≥6.9×108
Anti-Tensile StrengthN/m2(0.2-0.5)×108
Specific HeatJ/kg·K600-900
ResistivityQ.cm>104

What's the application of Xinheng's permanent ferrite magnets?


Xinheng mainly manufactures the following types of ceramic arc segment magnets:

  • Automotive motor magnet including automobile starter motor magnet, automobile wiper motor magnet, automobile rolling window motor magnet, automobile heating and cooling fan motor magnet, automobile seat motor magnet, automobile sunroof motor magnet, automobile powsteering motor magnet, automobile tailgate motor magnet, automobile oil pump motor magnet, automobile ABS anti-lock motor magnet, etc.
  • Inverter home appliance magnet including inverter washing machine motor magnet, inverter refrigerator motor magnet, inverter air-conditioner motor magnet,etc.
  • Fan motor magnet including ceiling fan motor magnet, floor fan magnet, etc.
  • Motorcycle motor magnet including motorcycle starter motor magnet, motorcycle flywheel magneto magnet, etc.
  • Electrical tool motor magnet including cutting machine motor magnet, electric sawing machine motor magnet, lawn mower motor magnet, gasoline generator magnet, etc.
  • Actuator motor magnet including medical bed actuator motor magnet, TV lifting bracket actuator motor magnet, desk lifting actuator motor magnet, smart home appliance actuator motor magnet, etc.

How Xinheng fabricates its permanent ferrite magnet?


FERRITE POWDER GRADE OF UNIVERSAL MOTORS MAGNET

Grade

Br(mT)Hcb(KA/m)Hcj(KA/m)(BH)max(KJ/m3)
mTGsKA/mOeKA/mOeKJ/m3MGOe
Y30H-1380-4003800-4000230-2752890-3460235-2902950-364027.0-32.53.4-4.1
Y33410-4304100-4300220-2502760-3140225-2552830-320031.5-35.03.9-4.4
Y33H410-4304100-4300250-2703140-3390250-2753140-345031.5-35.03.9-4.4
Y35430-4504300-4500215-2392700-3000217-2412730-303033.1-38.24.1-4.8

UNIVERSAL MOTORS MAGNET SPECIFICATION TABLE

No.

Item

R

r

W

L

h

Grade

Application

1W001C82.574.340.022.08.2Y30H-1

168F external magnet

2W00268.060.040.322.08.0Y30H-1

152F external magnet

3W00397.589.540.022.38.0Y30H-1

182F external magnet

4W00473.565.560.927.88.0Y33

168 internal magnet

5W01586.575.555.028.011.0Y30H-1

2V77 internal magnet

6W04078.070.070.018.08.0Y33

2P76 internal magnet

7W05774.061.534.028.012.5Y30H-1

307-4 internal magnet

8W05874.061.538.028.012.5Y30H-1

190-5 internal magnet

9W06075.763.270.028.012.5Y30H-1

1P90 internal magnet

10W118286.073.052.030.013.0Y30H-1

120211 internal magnet

11W118473.562.561.025.011.0Y33

168 internal magnet


Introduction Of Universal Motor:

The motor mainly consists of an electromagnet winding or distributed stator winding to generate a magnetic field and a rotating armature or rotor and other accessories. Under the action of rotating magnetic field of the stator winding, the current passes through the armature squirrel cage aluminum frame and is made to rotate by the action of magnetic field.


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