ferrite magnets
Ferrite Magnets
Are you looking for a magnet that offers strong magnetic properties at an affordable price? Look no further than ferrite magnets, also known as ceramic magnets.
Ferrite magnets are made of a combination of iron oxide and barium or strontium carbonate, which makes them a cost-effective option for applications that require a strong magnetic field. These magnets are classified as hard magnets due to their high coercivity and remanence.
The high coercivity of ferrite magnets means that they are resistant to demagnetization and can maintain their magnetic properties even in high-temperature environments. This makes them ideal for use in electric motors, generators, and other high-temperature applications.
In addition, ferrite magnets are resistant to corrosion and are able to withstand exposure to most chemicals. This makes them a popular choice for use in automotive and marine applications.
Ferrite magnets come in a variety of shapes and sizes, including blocks, rings, and discs, which makes them a versatile option for a wide range of applications. They are also available in both isotropic and anisotropic forms, which means that they can be magnetized in any direction or in a specific direction, respectively.
One of the main advantages of ferrite magnets is their affordability. They offer strong magnetic properties at a much lower cost compared to other types of magnets such as neodymium magnets. This makes them a popular choice for a wide range of applications, from consumer electronics to industrial equipment.
In conclusion, if you are looking for a cost-effective magnet that offers strong magnetic properties, ferrite magnets are an excellent choice. Their high coercivity, resistance to demagnetization, and affordability make them a versatile option for a wide range of applications. So why wait? Try out ferrite magnets in your next project and experience their powerful magnetic properties for yourself.
Magnetic Properties of Ferrite Magnets
| Grade | Value | |||||||
| 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 |
| Material | 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 |
Physical Properties of Ferrite Magnets
| Compressive Strength | 1.4 x 104 kg/cm2 |
| Required Magnetizing Field | 12,000 – 15,000 Oe |
| Electrical Resistivity | > 104 μ-ohm-cm/cm2 |
| Density | 4.7-5.0 g/cm3 |
| Recoil Permeability | 1.05 μr |
| Rev. Temp. Coeff. | -0.20 %/°C |
Applications of Ferrite Magnets
Ferrite magnets are widely used in many different applications, such as:
- Automotive industry: Ferrite magnets are used in many different automotive applications, such as motors, sensors, and alternators.
- Electrical industry: Ferrite magnets are used in transformers, generators, and other electrical equipment due to their low cost and excellent magnetic properties.
- Speakers: Ferrite magnets are commonly used in loudspeakers, as they produce a strong magnetic field that helps to produce high-quality sound.
- Magnetic separators: Ferrite magnets are used in magnetic separators to remove unwanted materials from other substances.
- Medical industry: Ferrite magnets are used in MRI machines due to their ability to produce a stable and strong magnetic field.
Advantages of Ferrite Magnets
- Low cost: Ferrite magnets are less expensive than other types of permanent magnets, making them an attractive option for many applications.
- Excellent resistance to corrosion: Ferrite magnets are highly resistant to corrosion, which makes them ideal for use in harsh environments.
- High resistance to demagnetization: Ferrite magnets have a high resistance to demagnetization, which means that they retain their magnetic properties over a long period of time.
- Wide range of operating temperatures: Ferrite magnets can operate in a wide range of temperatures, making them suitable for use in many different applications.
- High magnetic output per unit of volume: Ferrite magnets produce a high magnetic field output per unit of volume, making them an excellent choice for applications where space is limited.
ARE YOU LOOKING FERRITE MAGNETS?
Sinoneo is the professional ferrite magnets, ceramic magnets manufacturer and supplier in China. Our magnet engineers will help you get exactly what you need – for your retail or industrial applications – in a short time with high quality at a better price.
Find Us: Cicheng Industrial Zone, Ningbo, China (315000)
Suzhou Office: No.38, Yingchunnan Road, Suzhou, China (215168)
Tel: +86-159 0650 8736
Email: sales@sinoneo.com
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