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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）
Type No.	od	id	ht	OD	ID	HT	Effective cross Sectional area（cm2）	Magnetical length（cm）
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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