Specifications
ring sintered ferrite magnet
1.application:loudspeaker, motor
2.working termperature: 250Degree C
3.low cost
1.application:loudspeaker, motor
2.working termperature: 250Degree C
3.low cost
Merchandise name:
ring sintered ferrite magnet
Features:
A low cost alternative to other magnetic materials, offers relatively high operating temperatures and good resistance to corrosion. However, it has lower energy levels (Br) and is brittle in nature.
Magnetic properties of ferrite magnet:
| Grade | Br | HcB | Hcj | (BH)max | ||||
| KGs | mT | kOe | Ka/m | kOe | Ka/m | MGOe | Kj/m³ | |
| Y10T | 2.00-2.18 | 200-218 | 1.57-1.82 | 125-145 | 2.64-3.14 | 210-250 | 0.8-1.0 | 6.5-8.0 |
| Y25 | 3.60-3.70 | 360-370 | 1.70-1.88 | 135-150 | 1.76-2.14 | 140-170 | 2.8-3.2 | 22.5-25.3 |
| Y30 | 3.80-3.90 | 380-390 | 2.40-2.64 | 191-210 | 2.50-2.51 | 199-220 | 3.4-3.7 | 27.0-30.0 |
| Y33 | 4.00-4.10 | 400-410 | 2.20-2.45 | 175-195 | 2.26-2.51 | 180-200 | 3.8-4.0 | 30.0-31.5 |
| Y34 | 4.20~4.30 | 420~430 | 2.51~2.85 | 200~230 | 2.58~2.59 | 205~235 | 4.08~4.52 | 32.5~36.0 |
| Y35 | 4.10-4.20 | 410-420 | 2.77-2.95 | 220-235 | 2.83-3.01 | 225-240 | 4.0-4.2 | 31.5-33.0 |
| Y30BH | 3.80-3.90 | 380-390 | 2.80-2.95 | 223-235 | 2.90-3.08 | 231-245 | 3.4-3.7 | 27.0-30.0 |
| Y33BH | 4.00-4.10 | 400-410 | 3.62-3.77 | 288-300 | 3.51-3.60 | 280-287 | 3.8-4.0 | 30.4-31.5 |
| Y40 | 4.00~4.10 | 400~410 | 3.54~3.62 | 282~294 | 4.00~4.14 | 319~330 | 3.77~3.97 | 30.0~31.6 |