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Nanocrystalline iron core

2020-09-08 14:00:38
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Nanocrystalline iron core
Detailed introduction:


Features: high saturation magnetical induction;

Low coercive force;

High permeability;

Low Loss;

Good temperature stability (-55~130℃);

Magnetic Performance Comparison Between Nanocrystalline and Ferrite Cores:

 

Basic parameters

Nanocrystalline iron core

Ferrite core

Saturation magnetic induction BS (T)

1.25

0.5

Residual magnetic induction Br (T)(20KHz)

< 0.20

0.20

Iron loss (20KHz / 0.2T)(W / Kg)

<3.4

7.5

Iron loss (20KHz / 0.5T)(W / Kg)

<30

Can't be used

Iron loss (50KHz / 0.3T)(W / Kg)

<40

Can't be used

Permeability (20KHz)(Gs / Oe)

>20000

2000

Coercivity Hc (A / m)

<1.60

6

Saturation magnetostriction coefficient(×10-6)

<2

4

Resistivity (μΩ.㎝)

80

106

Curie temperature (℃)

570

<200

· Specifications

Type No.

Core size(mm)

Finished size (mm)

Effective cross

Sectional area(cm2)

Magnetical

length(cm)

od

id

ht

OD

ID

HT

BRJONL-503220

50

32

20

53

28

23

1.35

12.8

BRJONL-644020

64

40

20

66

37

23

1.72

16.3

BRJONL-704020

70

40

20

73

38

24

2.16

17.3

BRJONL-704025

70

40

25

72

37

28

2.72

17.3

BRJONL-805025

80

50

25

85

44

30

2.7

20.4

BRJONL-1006020

100

60

20

105

56

23

2.88

25.1

BRJONL-1005025

100

50

25

105

44

30

4.69

23.56

BRJONL-1056030

105

60

30

110

56

35

5.06

25.9

BRJONL-1206030

120

60

30

125

57

35

6.48

28.3

BRJONL-1207020

120

70

20

125

67

25

3.6

29.8

BRJONL-1207025

120

70

25

125

67

30

4.5

29.8

BRJONL-1207030

120

70

30

125

67

35

5.4

29.8

BRJONL-1207040

120

70

40

125

67

45

7

29.8

BRJONL-1308040

130

80

40

136

76

45

7.2

33

BRJONL-1308050

130

80

50

136

76

55

9

33

BRJONL-1308060

130

80

60

136

76

65

11.25

33

BRJONL-1309050

130

90

50

136

85

55

7.5

34.5

Note: other specifications can be also made in accordance with customer’s demands.


Applications

Nanocrystalline materials have excellent comprehensive magnetic properties, especially applicable in high-power and high-frequency inverter power core. Nanocrystalline core is not only used in inverter welding machine power source, but also widely used in electrolytic plating equipment, new energy car charging pile, induction heating equipment, charging equipment, communication power supply, UPS power supply, X-ray source, laser power supply, frequency converter, etc.



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