Ferrite magnets is using SrO and Fe2O3 as raw material, through ceramic processes. As an important part of magnetic materials, permanent materials play a heavy role in electronic industry, IT industry, oil energy industry, mining and metallurgy, industrial automation and civil industry .
DATOYO also supply special Pump Magnets with multipole magnetized, they are widely used on Dishwasher, Washing Machine, DC Motor, Water Pump Motor (Rotor), Water Flow Sensing/Sensor, Car Fan/Oil Pump Motor, Speed Control Motor, Car Steering Headlight Motor.
| COMMON Standard | |||||
|---|---|---|---|---|---|
| GRADE | Br (mT) | Hcb(KA/m) | Hcj(KA/m) | (BH)max (KJ/m³) | |
| Y8T | 200-235 | 125-160 | 210-280 | 6.5-9.5 | |
| Y22H | 310-360 | 220-250 | 280-320 | 20.0-24.0 | |
| Y25 | 360-400 | 135-170 | 140-200 | 22.5-28.0 | |
| Y26H-1 | 360-390 | 200-250 | 225-255 | 23.0-28.0 | |
| Y26H-2 | 360-380 | 263-288 | 318-350 | 24.0-28.0 | |
| Y27H | 350-380 | 225-240 | 235-260 | 25.0-29.0 | |
| Y28 | 370-400 | 175-210 | 180-220 | 26.0-30.0 | |
| Y28H-1 | 380-400 | 240-260 | 250-280 | 27.0-30.0 | |
| Y28H-2 | 360-380 | 271-295 | 382-405 | 26.0-30.0 | |
| Y30H-1 | 380-400 | 230-275 | 235-290 | 27.0-32.0 | |
| Y30H-2 | 395-415 | 275-300 | 310-335 | 27.0-32.5 | |
| Y32 | 400-420 | 160-190 | 165-195 | 30.0-33.5 | |
| Y32H-1 | 400-420 | 190-230 | 230-250 | 31.5-35.0 | |
| Y32H-2 | 400-440 | 224-240 | 230-250 | 31.0-34.0 | |
| Y33 | 410-430 | 220-250 | 225-255 | 31.5-35.0 | |
| Y33H | 410-430 | 250-270 | 250-275 | 31.5-35.0 | |
| International MMPA(0100-87) Standard | ||||||||
|---|---|---|---|---|---|---|---|---|
| Material | Br | HcB | HcJ | (BH)max | ||||
| mT | KG | 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 |
| C7 | 340 | 3.4 | 258 | 3.23 | 318 | 4 | 21.9 | 2.75 |
| C8 | 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 |
| DEUTSCHLAND Standard | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Werkstoff | Remanenz - fluβdichte | Koerzitivfeldstarke | max.magnet. Energiedichte | ||||||||
| Br | Hcb | Hcj | (BH) max | ||||||||
| MT | G | KA/m | Koe | KA/m | Koe | KJ/m³ | MGOe | ||||
| HF8/22 | I | min | 210 | 2100 | 135 | 1.7 | 220 | 2.7 | 8.0 | 1.0 | |
| typ | 220 | 2200 | 145 | 1.8 | 250 | 2.7 | 9.0 | 1.1 | |||
| HF24/23 | a | min | 360 | 3600 | 220 | 2.8 | 230 | 2.8 | 24.0 | 3.0 | |
| typ | 370 | 3700 | 230 | 2.9 | 260 | 3.3 | 25.5 | 3.2 | |||
| HF28/16 | a | min | 390 | 3900 | 160 | 2.0 | 160 | 2.0 | 28.0 | 3.5 | |
| typ | 400 | 4000 | 170 | 2.1 | 170 | 2.1 | 30.0 | 3.8 | |||
| HF28/26 | a | min | 380 | 3800 | 250 | 3.1 | 260 | 3.3 | 28.0 | 3.4 | |
| typ | 390 | 3900 | 265 | 3.3 | 280 | 3.8 | 29.5 | 3.6 | |||
| HF28/34 | a | min | 380 | 3800 | 280 | 3.5 | 340 | 4.4 | 28.0 | 3.6 | |
| typ | 390 | 3900 | 290 | 3.6 | 360 | 4.5 | 31.5 | 4.0 | |||
| HF30/16 | a | min | 400 | 4000 | 160 | 2.0 | 160 | 2.0 | 30.0 | 3.8 | |
| typ | 410 | 4100 | 170 | 2.1 | 170 | 2.1 | 31.5 | 3.9 | |||
| HF30/31 | a | min | 400 | 4000 | 280 | 3.1 | 310 | 3.9 | 30.0 | 3.8 | |
| typ | 405 | 4050 | 285 | 3.3 | 320 | 4.0 | 31.5 | 4.0 | |||
| HF34/21 | a | min | 430 | 4300 | 210 | 2.6 | 210 | 2.6 | 34.0 | 4.3 | |
| typ | 440 | 4400 | 215 | 2.8 | 220 | 2.7 | 35.0 | 4.4 | |||
a=anisotropy;I=isotropic
Die relative Permeabilitat liegt im Bereich von 1.05-1.1.
Die magnetisierungsfeldstarke betrage mindestens das 3-fache des Hcj-Wertes.
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