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Brand Name : | Besten |
---|
Ningbo, Zhejiang, China
Product description
Magnetic materials are fundamental functional materials of electronic
industry. As important parts of magnetic materials, hard ferrite
materials play a heavyrole in electronic industry, electronic
information industry, car industry, motorcycle industry etc. meanwhile,
they are also widely used in medical treatment, mining and metallurgy,
industrial automation, oil energy industry and civil industry. ferrite
magnet, ferrite magnets, bonded ferrite magnet, barium ferrite magnet,
hard ferrite magnet, sintered ferrite magnet, bonded ferrite injection
magnet
Our main products includes :hard ferrite arc or segment, ring magnets,
rectangular magnets, ferrite power etc. Which have the following
advantages: high coercive force, high electric resistance, long-time
stability, and economical price. Meanwhile, we can manufacture new tools
according to the customers` demand. ferrite magnet, ferrite magnets
Mostly Used national standard - SJ285-77 permanent ferrite magnet standard |
Value(min/typical in our factory |
|||||||
Br |
Hcb(BHC) |
Hcj(IHC) |
(BH)max |
|||||
MT |
KG |
KA/m |
Koe |
KA/m |
KOe |
Kj/m3 |
MGOe |
|
Y10T(=C1) |
200/218 |
2.00/2.18 |
125/145 |
1.57/1.82 |
210/250 |
2.64/3.14 |
6.5/8.0 |
0.8/1.0 |
Y25 |
360/370 |
3.60/3.70 |
135/150 |
1.70/1.88 |
140/170 |
1.76/2.14 |
22.5/25.3 |
2.8/3.2 |
Y30(=C5) |
380/385 |
3.80/3.85 |
191/210 |
2.40/2.64 |
199/220 |
2.50/2.51 |
26.0/28 |
3.4/3.7 |
Y30BH |
380/390 |
3.80/3.90 |
223/235 |
2.80/2.95 |
231/245 |
2.90/3.08 |
27.0/30.0 |
3.4/3.7 |
Y33 |
410/420 |
4.10/4.20 |
220/235 |
2.77/2.95 |
225/240 |
2.83/3.01 |
31.5/33.0 |
4.0/4.2 |
Y35 |
400/410 |
4.00/4.10 |
175/195 |
2.20/2.45 |
180/200 |
2.26/2.51 |
30.0/32.0 |
3.8/4.0 |
C8(=C8A) |
385/390 |
3.85/3.90 |
235/255 |
2.95/3.20 |
242/265 |
3.05/3.33 |
27.8/30.0 |
3.5/3.7 |
C10 |
400/410 |
4.00/4.10 |
288/300 |
3.62/3.77 |
280/287 |
3.51/3.60 |
30.4/31.9 |
3.8/4.0 |
Chinese standard -sj/T10410 2000 permanent ferrite magnet standard |
Br |
HcB |
HcJ |
(BH)max |
|||||
mT |
KG |
KA/m |
Oe |
KA/m |
Oe |
Kj/m³ |
MGOe |
||
Y8T |
200~235 |
≥2000 |
125~160 |
≥1570 |
210~280 |
≥2610 |
6.5~9.5 |
≥0.8 |
|
Y22H |
310~360 |
≥3100 |
220~250 |
≥2770 |
280~320 |
≥3520 |
20.0~24.0 |
≥2.5 |
|
Y25 |
360~400 |
≥3600 |
135~170 |
≥1700 |
140~200 |
≥1760 |
22.5~28.0 |
≥2.8 |
|
Y26H-1 |
360~390 |
≥3600 |
220~250 |
≥2512 |
225~255 |
≥2830 |
23.0~28.0 |
≥2.9 |
|
Y26H-2 |
360-380 |
≥3600 |
263-288 |
≥3300 |
318-350 |
≥4000 |
24.0-28.0 |
≥3.0 |
|
Y27H |
370~400 |
≥3500 |
225-240 |
≥2830 |
235-260 |
≥2950 |
25.0~29.0 |
≥3.1 |
|
Y28 |
370-400 |
≥3700 |
175-210 |
≥2200 |
180-220 |
≥2260 |
26.0-30.0 |
≥3.3 |
|
Y28H-1 |
380-400 |
≥3800 |
240-260 |
≥3020 |
250-280 |
≥3140 |
27.0-30.0 |
≥3.1 |
|
Y28H-2 |
360-380 |
≥3600 |
271-295 |
≥3400 |
382-405 |
≥1800 |
26.0-30.0 |
≥3.3 |
|
Y30 |
370~400 |
3.7~4.0 |
175~210 |
2.20~2.64 |
180~220 |
2.26~2.77 |
26.0~30.0 |
3.3~3.8 |
|
Y30H-1 |
380~400 |
≥3800 |
230-275 |
≥2890 |
235-290 |
≥2950 |
27.0~32.5 |
≥3.4 |
|
Y30H-2 |
395-415 |
≥3950 |
275-300 |
≥3460 |
310-335 |
≥3900 |
27.0~32.0 |
≥3.4 |
|
Y32 |
400~420 |
≥4000 |
160~190 |
≥2010 |
165~195 |
≥2070 |
30.0~33.5 |
≥3.8 |
|
Y32H-1 |
400-420 |
≥4000 |
190-230 |
≥2390 |
230-250 |
≥2890 |
34.5-35.0 |
≥4.0 |
|
Y32H-2 |
400-440 |
≥4000 |
224-240 |
≥2810 |
230-250 |
≥2890 |
31.0-34.0 |
≥3.9 |
|
Y33 |
410~430 |
≥4100 |
220~250 |
≥2760 |
225~255 |
≥2830 |
31.5~35.0 |
≥4.0 |
|
Y33H |
410-430 |
≥4100 |
250-270 |
≥3140 |
250-275 |
≥3140 |
31.5-35.0 |
≥4.0 |
|
Y34 |
420-440 |
≥4200 |
200-230 |
≥2510 |
205-235 |
≥2580 |
32.5-36.0 |
≥4.1 |
|
Y35 |
430-450 |
≥4300 |
215-239 |
≥2700 |
217-242 |
≥2730 |
33.1-33.2 |
≥4.2 |
|
Y36 |
440-450 |
≥4400 |
247-271 |
≥3100 |
250-374 |
≥4400 |
35.1-38.3 |
≥4.4 |
|
Y38 |
440-460 |
≥4400 |
285-305 |
≥3580 |
294-310 |
≥3690 |
36.6-40.6 |
≥4.6 |
|
Y40 |
450-460 |
≥4500 |
330-354 |
≥4150 |
340-360 |
≥4270 |
37.6-41.8 |
≥4.7 |
Demagetization Curves of Permanent Ferrite Magnet
USA standard - permanent ferrite magnet industry standard of USA |
Br |
HcB |
HcJ |
(BH)max |
|||||
mT |
KG |
KA/m |
KOe |
KA/e |
KOe |
kj/m³ |
MGOe |
||
C1 |
230 |
2.3 |
148 |
1.86 |
258 |
3.5 |
8.36 |
1.05 |
|
C5 |
380 |
3.8 |
191 |
2.4 |
199 |
2.5 |
27 |
3.4 |
|
C7 |
340 |
3.4 |
258 |
3.23 |
318 |
4.00 |
21.9 |
2.75 |
|
C8(=C8A) |
385 |
3.85 |
235 |
2.95 |
242 |
3.05 |
27.8 |
3.5 |
|
C8B |
420 |
4.2 |
232 |
2.913 |
236 |
2.96 |
32.8 |
4.12 |
|
C9 |
380 |
3.8 |
280 |
3.516 |
320 |
4.01 |
26.4 |
3.32 |
|
C10 |
400 |
4.0 |
288 |
3.617 |
280 |
3.51 |
30.4 |
3.82 |
|
C11 |
430 |
4.3 |
200 |
2.512 |
204 |
2.56 |
34.4 |
4.32 |
Japan TDK standard |
Composition |
Br |
Hcb |
Hcj |
BH max |
||||
|
|
mT |
kG |
kA/m |
kOe |
kA/m |
kOe |
KJ/m3 |
MGOe |
FB40 |
SrO6Fe2O3 |
410+/-10 |
4.1+/-10 |
234.8+/-11.9 |
2.95+/-0.15 |
238.7+/-15.9 |
3.0+/-0.2 |
31.4+/-1.6 |
3.95+/-0.2 |
FB3N |
SrO6Fe2O3 |
395+/-15 |
3.95+/-15 |
234.8+/-11.9 |
2.95+/-0.15 |
238.7+/-15.9 |
3.0+/-0.2 |
28.7+/-2.4 |
3.6+/-0.3 |
FB3G |
SrO6Fe2O3 |
375+/-15 |
3.75+/-15 |
254.6+/-15.9 |
3.2+/-0.2 |
270.6+/-19.9 |
3.4+/-0.25 |
25.9+/-2.4 |
3.25+/-0.3 |
FB3X |
SrO6Fe2O3 |
375+/-15 |
3.75+/-15 |
234.8+/-11.9 |
2.95+/-0.15 |
238.7+/-15.9 |
3.0+/-0.2 |
25.9+/-2.4 |
3.25+/-0.3 |
FB1A |
SrO6Fe2O3 |
220+/-15 |
2.20+/-15 |
159.2+/-15.9 |
2.0+/-0.2 |
258.6+/-19.9 |
3.25+/-0.25 |
8.9+/-1.6 |
1.1+/-0.2 |
FB5H |
SrO6Fe2O3 |
405+/-15 |
4.05+/-15 |
298.4+/-11.9 |
3.75+/-0.15 |
322.3+/-11.9 |
4.05+/-0.15 |
31.1+/-1.6 |
3.9+/-0.2 |
FB4X |
SrO6Fe2O3 |
420+/-10 |
4.20+/-10 |
234.8+/-11.9 |
2.95+/-0.15 |
238.7+/-15.9 |
3.0+/-0.2 |
33.4+/-1.6 |
4.2+/-0.2 |
FB4B |
SrO6Fe2O3 |
400+/-10 |
4.00+/-10 |
254.6+/-11.9 |
3.2+/-0.2 |
262.6+/-19.9 |
3.3+/-0.25 |
30.3+/-1.6 |
3.8+/-0.2 |
FB4A |
SrO/BaO6Fe2O3 |
410+/-10 |
4.10+/-10 |
175.1+/-15.9 |
2.2+/-0.2 |
176.7+/-15.9 |
2.22+/-0.2 |
31.8+/-1.6 |
4.0+/-0.2 |
FBGN |
SrO6Fe2O3 |
440+/-10 |
4.40+/-10 |
258.6+/-11.9 |
3.25+/-0.15 |
262.6+/-11.9 |
3.3+/-0.15 |
36.7+/-1.6 |
4.6+/-0.2 |
FB6B |
SrO6Fe2O3 |
420+/-10 |
4.20+/-10 |
302.4+/-11.9 |
3.8+/-0.15 |
318.3+/-11.9 |
4.0+/-0.15 |
33.4+/-1.6 |
4.2+/-0.2 |
FB6H |
SrO6Fe2O3 |
400+/-10 |
4.00+/-10 |
302.4+/-11.9 |
3.8+/-0.15 |
358.1+/-11.9 |
4.5+/-0.15 |
30.3+/-1.6 |
3.8+/-0.2 |
FB6E |
SrO6Fe2O3 |
380+/-10 |
3.80+/-10 |
290.5+/-11.9 |
3.65+/-0.15 |
393.9+/-11.9 |
4.95+/-0.15 |
27.5+/-1.6 |
3.45+/-0.2 |
FB5N |
SrO6Fe2O3 |
440+/-10 |
4.40+/-10 |
256.8+/-11.9 |
2.85+/-0.15 |
2259.2+/-11.9 |
2.88+/-0.15 |
36.7+/-1.6 |
4.6+/-0.2 |
FB5B |
SrO6Fe2O3 |
420+/-10 |
4.20+/-10 |
262.6+/-11.9 |
3.3+/-0.15 |
266.6+/-11.9 |
3.35+/-0.15 |
33.4+/-1.6 |
4.2+/-0.2 |
The standard from International Electronics Committee(IEC404-8-1) |
Allowed Value (min/typical) |
|||||||
Br |
Hcb(BHC) |
Hcj(IHC) |
(BH)max |
|||||
MT |
KG |
KA/m |
KOe |
KA/m |
KOe |
Kj/m³ |
MGOe |
|
HF8/22 |
200/220 |
2.00/2.20 |
125/140 |
1.57/1.76 |
220/230 |
2.76/2.89 |
6.5/6.8 |
0.8/1.1 |
HF20/19 |
320/333 |
3.20/3.33 |
170/190 |
2.14/2.39 |
190/200 |
2.39/2.51 |
20.0/21.0 |
2.5/2.7 |
HF20/28 |
310/325 |
3.10/3.25 |
220/230 |
2.76/2.89 |
280/290 |
3.52/3.64 |
20.0/21.0 |
2.5/2.7 |
HF22/30 |
350/365 |
3.50/3.65 |
255/265 |
3.20/3.33 |
290/300 |
3.64/3.77 |
22.0/23.5 |
2.8/3.0 |
HF24/16 |
350/365 |
3.50/3.65 |
155/175 |
1.95/2.20 |
160/180 |
2.01/2.26 |
24.0/25.5 |
3.0/3.2 |
HF24/23 |
350/365 |
3.50/3.65 |
220/230 |
2.76/2.89 |
230/240 |
2.89/3.01 |
24.0/25.5 |
3.0/3.2 |
HF24/35 |
360/370 |
3.60/3.70 |
260/270 |
3.27/3.39 |
350/360 |
4.40/4.52 |
24.0/25.5 |
3.0/3.2 |
HF26/16 |
370/380 |
3.70/3.80 |
155/175 |
1.95/2.20 |
160/180 |
2.01/2.26 |
26.0/27.0 |
3.2/3.4 |
HF26/18 |
370/380 |
3.70/3.80 |
175/190 |
2.20/2.39 |
180/190 |
2.26/2.39 |
26.0/27.0 |
3.3/3.4 |
HF26/24 |
370/380 |
3.70/3.80 |
230/240 |
2.89/3.01 |
240/250 |
3.01/3.14 |
26.0/27.0 |
3.3/3.4 |
HF26/26 |
370/380 |
3.70/3.80 |
230/240 |
2.89/3.01 |
260/270 |
3.27/3.39 |
26.0/27.0 |
3.3/3.4 |
HF26/30 |
385/395 |
3.85/3.95 |
260/270 |
3.27/3.39 |
300/310 |
3.77/3.89 |
26.0/27.0 |
3.3/3.4 |
HF28/26 |
385/395 |
3.85/3.95 |
250/265 |
3.14/3.33 |
260/275 |
3.27/3.45 |
28.0/30.0 |
3.5/3.8 |
HF28/28 |
385/395 |
3.85/3.95 |
260/270 |
3.27/3.39 |
280/290 |
3.50/3.60 |
28.0/30.0 |
3.5/3.8 |
HF30/26 |
395/405 |
3.95/4.05 |
250/260 |
3.14/3.33 |
260/270 |
3.27/3.39 |
30.0/31.5 |
3.8/3.9 |
HF32/17 |
410/420 |
4.10/4.20 |
160/180 |
2.01/2.26 |
165/175 |
2.07/2.20 |
32.0/33.0 |
4.0/4.1 |
HF32/22 |
410/420 |
4.10/4.20 |
215/225 |
2.70/2.83 |
220/230 |
2.76/2.89 |
32.0/33.0 |
4.0/4.1 |
HF32/25 |
410/420 |
4.10/4.20 |
240/250 |
3.01/3.14 |
250/260 |
3.14/3.27 |
32.0/33.0 |
4.0/4.1 |
Physical property of hard ferrite mangets |
Mark |
Unit |
Value |
Recoil Permeability |
Urce |
- |
1.05-1.3 |
Curie temperture |
Tc |
0C |
460 |
The temperature of Br |
α Br |
0C-1 |
-0.2% |
The temperature of Hcj |
α Hcj |
0C-1 |
0.2-0.5% |
Density |
D |
g/cm3 |
4.5-5.1 |
Resistivity |
P |
Ω.cm |
≥104 |
The coefficient of linear expansion |
α R |
0C-1 |
7-15x10-6 |
Hardness |
HV |
- |
480-580 |
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Ningbo, Zhejiang, China
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