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Soft Magnetic Powders

Soft Magnetic Alloy Powder Characteristics -Low oxygen content -Low core loss -Excellent DC bias -stable performance Typical properties of core powders Typical powder core properties Remark: * @50kHz, 0.1T; **@50%μ0; ***@90%μ0 Typical properties of clutch powders -Good flowability -Excellent...

Products Specifications:

Soft Magnetic Alloy Powder
Characteristics

-Low oxygen content
-Low core loss
-Excellent DC bias
-stable performance

image001.jpg


Typical properties of core powders

Mark

Technique

Permeability

Flowability (s/50g)

A.D. (g/cm3)

O.C (PPM)

Mean Size(μm)

HF-w

Water atomization

60~125

<25

>4.2

<2000

40~48

MPP-w

125~220

<25

>4.2

<2000

40~48

FeSi-w

20-90

<30

>3.3

<3000

45~55

FeSiCr-w

20-60

---

>3.2

<2000

11~20

Amorphous

20-60

<30

>3.5

<2500

32~40

HF-g

Gas atomization

60~125

<20

>4.8

<600

55-65

MPP-g

125~220

<20

>4.8

<600

55-65

FeSiAl-g

60-90

<20

>4.2

<500

50-60

FeSi-g

20-60

<20

>4.2

<500

50-60


Typical powder core properties

Mark (Irregular)

Permeability

Core Loss* kW/m3

DC Bias** Oe

u VS. T% (-55~125℃)

u VS. F*** MHz

Amorphous

60

400~600

85~100

2~2.5

10

MPP-w

60

260~350

100

0.6

2.7

HF-w

60

400~600

150

1.6

1.2

FeSi-w

60

750~850

140

8

6.5

Remark: * @50kHz, 0.1T; **@50%μ0; ***@90%μ0


Typical properties of clutch powders
-Good flowability
-Excellent property of heat and wear resistance
-Long useful time

image003(001).jpg

Mark

Shape

Flowability (s/50g)

A.D. (g/cm3)

O.C(PPM)

Particle Size

FeCoNi

Spherical

<15

>4.9

<400

variety of particle size, such as:-50+80,-80+150,-150+250mesh

FeCo

<15

>4.9

<400

FeCr

<15

>4.9

<300

Other alloys and tailored particle size distributions, not listed, are available on request.


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