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| Ningbo East Magnet Co.,Ltd |
| Factory Address: |
| Building No.D, ShiQi Industrial Park, NingBo,China |
Tel: +86-574-28828768(For export)
+86-574-88258767
+86 574 88272989 |
| Fax: +86 574 88258767 |
| Sales Manager :Mr. Kraft Xie |
| Email: sales@eastmagnets.com |
| Website: www.eastmagnets.com |
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| Product Show |
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Sintered Hard Ferrite Magnet
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Model No: |
Sintered Hard Ferrite magnets |
Product Origin: |
China |
Brand Name: |
Ningbo East Magnets Co.,Ltd |
Payment Terms: |
FOB/CNF/CIF |
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Delivery Lead Time: |
25-35days |
To purchase this Sintered Hard Ferrite magnets or for more information,please E-mail us! |
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| Detailed Product Description |
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Produced is used in many fields, and is manufactured by powder anisotropy with Ba and Sr. This permanent magnet has difficult demagnetization, is rust resistant, and can work at 250°C . Ferrite is rigid and crisp, can be cut and machined using diamonds, dies are made with steel alloy. It is speakers.
| Magnetic Properties of Sintered Hard Ferrite |
| Chinese standard |
|
Grade |
Remanence |
Coercivity Force |
Intrinsic Coercive Force |
Max.Energy Product |
|
Br |
Hcb |
Hcj |
£¨ BH £© max |
|
mT |
kGs |
kA/m |
kOe |
kA/m |
kOe |
kJ/m3 |
MGOe |
|
Y10T |
200-235 |
2.0-2.35 |
125-160 |
1.57-2.01 |
210-280 |
2.64-3.52 |
6.5-9.5 |
0.8-1.2 |
|
Y20 |
320-380 |
3.2-3.8 |
135-190 |
1.70-2.38 |
140-195 |
1.76-2.45 |
18.0-22.0 |
2.3-2.8 |
|
Y22H |
310-360 |
3.1-3.6 |
220-250 |
2.77-3.14 |
280-320 |
3.52-4.02 |
20.0-24.0 |
2.5-3.0 |
|
Y23 |
320-370 |
3.2-3.7 |
170-190 |
2.14-2.38 |
190-230 |
2.39-2.89 |
20.0-25.5 |
2.5-3.2 |
|
Y25 |
360-380 |
3.6-4.0 |
135-170 |
1.70-2.14 |
140-200 |
1.76-2.51 |
22.5-28.0 |
2.8-3.5 |
|
Y26H |
360-390 |
3.6-3.9 |
220-250 |
2.77-3.14 |
225-255 |
2.83-3.21 |
23.0-28.0 |
2.9-3.5 |
|
Y27H |
370-400 |
3.7-4.0 |
205-250 |
2.58-3.14 |
210-255 |
2.64-3.21 |
25.0-29.0 |
3.1-3.7 |
|
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 |
|
Y30BH |
380-390 |
3.8-3.90 |
223-235 |
2.80-2.95 |
231-245 |
2.90-3.08 |
27.0-30.0 |
3.4-3.7 |
|
Y30-1 |
380-400 |
3.8-4.0 |
230-275 |
2.89-3.46 |
235-290 |
2.95-3.65 |
27.0-32.0 |
3.4-4.0 |
|
Y30H-2 |
395-415 |
3.95-4.15 |
275-300 |
3.46-3.77 |
310-335 |
3.90-4.21 |
28.5-32.5 |
3.5-4.0 |
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Y32 |
400-420 |
4.0-4.2 |
160-190 |
2.01-2.38 |
165-195 |
2.07-2.45 |
30.0-33.5 |
3.8-4.2 |
|
Y33 |
410-430 |
4.1-4.3 |
220-250 |
2.77-3.14 |
225-255 |
2.83-3.21 |
31.5-35.0 |
4.0-4.4 |
|
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 | |
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| USA standard |
|
Grade |
Remanence |
Coercivity Force |
Intrinsic Coercive Force |
Max.Energy Product |
|
Br |
Hcb |
Hcj |
£¨ BH £© max |
|
mT |
kGs |
kA/m |
kOe |
kA/m |
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 |
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C7 |
340 |
3.4 |
258 |
3.23 |
318 |
4 |
21.9 |
2.75 |
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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 |
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C10 |
400 |
4 |
288 |
3.617 |
280 |
3.51 |
30.4 |
3.82 |
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C11 |
430 |
4.3 |
200 |
2.512 |
204 |
2.56 |
34.4 |
4.32 | |
| Physical Properties of Hard Ferrite Magnets |
|
Parameters |
Mark |
Unit |
Values |
Remark |
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Recoil Permeability |
rec |
Gs/Oe |
1.05-1.3 |
|
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Curie Temperature |
Tc |
¡ãC |
¡Ý 450 |
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Temp. Coefficient of Magnetic Induction |
A(Br) |
¡ãC -1 |
-0.2% |
0-100 ¡ãC |
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Temp. Coefficient of Inturensic Coerrice Induction |
A(Hcj) |
¡ãC -1 |
-0.2-0.5% |
0-100 ¡ãC |
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Density |
D |
G/cm3 |
4.6-5.0 |
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Specific Resistance |
|
¦¸ .cm |
¡Ý 10 6 |
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Coefficient of Thermal Expansion |
A |
¡ãC -1 |
7-15X10 -6 |
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Hardness |
HV |
-- |
480-580 |
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| Process of Hard Ferrrite Magnets |
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