Ferrite Ring Magnet
Detailed Description
Ferrite magnets are characterized by their high electrical resistivity, strong demagnetization resistance, and low material cost. Compared to neodymium magnets, they offer moderate magnetic strength but excellent thermal and chemical stability, making them suitable for use in outdoor or high-temperature environments.
Why choose Ferrite Ring Magnet
● Corrosion-resistant: No coating is needed, and they perform well in humid or chemically reactive environments.
● Cost-effective: Ferrite magnets offer reliable magnetic performance at a lower price point.
● Easy assembly: The ring shape allows for straightforward installation in rotating parts or fixtures.
● Stable performance: They maintain magnetism over long periods and are less affected by temperature fluctuations.
● Safe and non-toxic: Ferrite is a non-metallic material and safe for use in consumer products.
Application:
Ferrite ring magnets are commonly used in speakers, DC motors, magnetic couplings, magnetic therapy equipment, and automotive systems. Due to their robust structure and low cost, they are ideal for high-volume manufacturing in both industrial and consumer products. Their ability to maintain magnetism without surface treatments makes them an environmentally friendly and economical option.
Physical Characteristics：
Material | Br | Hcb | Hcj | (BH)max | Remarks | ||||
(Gs) | (mT) | (Oe) | (kA/m) | (Oe) | (kA/m) | (MGOe) | (kJ/m)⊃3; | ||
KV2130 | 2000-2350 | 200-235 | 1570-2009 | 125-160 | 2637-3516 | 210-280 | 0.81-1.19 | 6.5-9.5 | HF8/22、Y8T、C1、FB1A |
KV2330 | 2200-2400 | 220-240 | 1695-2198 | 135-175 | 3491-4019 | 278-320 | 1.06-1.39 | 8.5-11.1 | Y10T |
KV3337 | 3100-3600 | 310-360 | 2763-3140 | 220-250 | 3516-4019 | 280-320 | 2.5-3.5 | 20-24 | HF20/28、Y22H |
KV3631 | 3500-3800 | 350-380 | 2826-3140 | 225-250 | 2951-3265 | 235-260 | 3.1-3.7 | 24.7-29.5 | HF25/22、Y26H-1 |
KV3640 | 3500-3700 | 350-370 | 3100-3500 | 247-279 | 3800-4300 | 303-342 | 2.8-3.4 | 22.3-27.1 | C7、PMF-2BB |
KV3730 | 3600-3900 | 360-390 | 2512-3140 | 200-250 | 2836-3202 | 225-255 | 2.9-3.5 | 23.1-27.9 | HF22/30、Y27H |
KV3742 | 3600-3800 | 360-380 | 3303-3617 | 241-288 | 3994-4396 | 318-350 | 3.0-3.5 | 23.9-27.9 | HF24/35、Y26H-2 |
KV3749 | 3600-3800 | 360-380 | 3391-3705 | 270-295 | 4797-5086 | 382-405 | 3.3-3.8 | 26.3-30.3 | Y28H-2 |
KV3820 | 3600-4000 | 360-400 | 1695-2135 | 135-170 | 1758-2512 | 140-200 | 2.8-3.5 | 22.3-27.9 | HF25/14、Y25 |
KV3825 | 3700-4000 | 370-400 | 2198-2637 | 175-210 | 2260-2763 | 180-220 | 2.9-3.8 | 23.1-30.3 | HF26/18、Y28 |
KV3828 | 3700-4000 | 370-400 | 2300-2700 | 183-215 | 2500-3000 | 199-239 | 2.9-3.8 | 23.1-30.3 | C5 |
KV3838 | 3700-4000 | 370-400 | 3200-3600 | 255-287 | 3700-4100 | 263-326 | 3.0-3.7 | 23.9-29.5 | C9 |
KV3849 | 3700-3900 | 370-390 | 3100-3500 | 246-279 | 4800-5200 | 382-415 | 3.1-3.7 | 24.7-29.5 | Y28H-2、FB6E、PMF-2BF |
KV3926 | 3800-4000 | 380-400 | 2300-2700 | 183-215 | 2400-2800 | 191-223 | 3.4-4.0 | 27.1-31.8 | Y30 |
KV3930 | 3800-4050 | 380-405 | 2800-3200 | 223-255 | 2900-3300 | 230-263 | 3.4-4.0 | 27.1-31.8 | HF26/26、Y30H-1、Y30BH |
KV3934 | 3800-4000 | 380-400 | 3000-3400 | 238-270 | 3200-3600 | 255-287 | 3.5-4.0 | 22.3-31.8 | C8、PMF-2BD |
KV3939 | 3800-4000 | 380-400 | 3200-3600 | 255-287 | 3800-4200 | 303-334 | 3.2-4.0 | 25.5-31.8 | HF26/30、PMF-2BE |
KV4026 | 3900-4100 | 390-410 | 2300-2700 | 183-215 | 2400-2800 | 191-223 | 3.3-4.0 | 26.3-31.8 | HF32/17 |
KV4030 | 3900-4100 | 390-410 | 2800-3200 | 223-255 | 2900-3300 | 230-263 | 3.5-4.1 | 22.3-32.6 | FB3N、C8A |
KV4034 | 3900-4100 | 390-410 | 3000-3400 | 238-270 | 3200-3600 | 255-287 | 3.5-4.2 | 22.3-33.4 | FB4B、C10 |
KV4038 | 3900-4100 | 390-410 | 3200-3600 | 255-287 | 3600-4000 | 287-318 | 3.6-4.2 | 28.7-33.4 | |
KV4040 | 3900-4150 | 390-415 | 3300-3700 | 263-295 | 3800-4200 | 303-334 | 3.6-4.3 | 28.7-34.2 | FB5H、Y30H-2、C12、PMF-5BE |
KV4045 | 3900-4100 | 390-410 | 3300-3700 | 263-295 | 4350-4800 | 346-382 | 3.6-4.3 | 28.7-34.2 | FB6B、PMF-6BE |
KIV4050 | 3900-4100 | 390-410 | 3400-3800 | 270-303 | 4800-5200 | 382-415 | 3.5-4.2 | 22.3-33.4 | PMF-6BE |
KV4123 | 4000-4200 | 400-420 | 2000-2400 | 159-191 | 2100-2500 | 167-199 | 3.6-4.2 | 28.7-33.4 | |
KV4126 | 4000-4200 | 400-420 | 2300-2700 | 183-215 | 2500-2900 | 199-231 | 3.6-4.3 | 28.7-34.2 | |
KV4129 | 4000-4200 | 400-420 | 2700-3100 | 215-247 | 2800-3200 | 223-255 | 3.7-4.3 | 29.5-34.2 | |
KV4132 | 4000-4200 | 400-420 | 2900-3300 | 230-263 | 3000-3400 | 238-270 | 3.7-4.3 | 29.5-34.2 | |
KV4135 | 4000-4200 | 400-420 | 3100-3500 | 246-279 | 3300-3700 | 263-295 | 3.8-4.4 | 30.3-35 | FB5B、PMF-5BD、Y33H |
KV4138 | 4000-4200 | 400-420 | 3300-3700 | 263-295 | 3600-4000 | 287-318 | 3.8-4.4 | 30.3-35 | |
KV4141 | 4000-4200 | 400-420 | 3400-3800 | 270-303 | 3900-4300 | 310-342 | 3.8-4.5 | 30.3-35.8 | |
KV4150 | 4000-4200 | 400-420 | 3400-3800 | 270-303 | 4800-5200 | 382-415 | 3.8-4.5 | 30.3-35.8 | |
KV4228 | 4100-4300 | 410-430 | 2400-2800 | 191-223 | 2600-3000 | 207-239 | 3.8-4.5 | 30.3-35.8 | |
KV4230 | 4100-4300 | 410-430 | 2600-3000 | 207-239 | 2800-3200 | 223-255 | 3.8-4.5 | 30.3-35.8 | |
KV4234 | 4100-4300 | 410-430 | 3000-3400 | 239-270 | 3200-3600 | 255-287 | 3.9-4.5 | 31-35.8 | FB4X、PMF-6BB、C11、Y33 |
KV4237 | 4100-4300 | 410-430 | 3200-3600 | 255-287 | 3500-3900 | 279-310 | 3.9-4.6 | 31-36.6 | |
KV4240 | 4100-4300 | 410-430 | 3500-3900 | 279-310 | 3800-4200 | 303-334 | 4.0-4.6 | 31.8-36.6 | PMF-7BE |
KV4245 | 4100-4300 | 410-430 | 3500-3900 | 279-310 | 4350-4800 | 346-382 | 4.0-4.6 | 31.8-36.6 | |
KV4254 | 4100-4300 | 410-430 | 3600-4000 | 287-318 | 5100-5500 | 406-438 | 4.0-4.6 | 31.8-36.6 | PMF-9BG |
KV4328 | 4200-4400 | 420-440 | 2500-2900 | 199-231 | 2600-3000 | 207-239 | 4.0-4.6 | 31.8-36.6 | |
KV4335 | 4200-4400 | 420-440 | 3200-3600 | 255-287 | 3400-3800 | 270-303 | 4.1-4.5 | 32.6-35.8 | FB6N、PMF-7BD、Y36 |
KV4350 | 4200-4400 | 420-440 | 3600-4100 | 287-326 | 4800-5200 | 382-415 | 4.1-4.7 | 32.6-37.4 | FB9H、PMF-9BF |
KV4429 | 4300-4500 | 430-450 | 2700-3100 | 215-247 | 2800-3200 | 223-255 | 4.1-4.8 | 32.6-38.2 | PMF-7BB |
KV4435 | 4300-4500 | 430-450 | 3000-3400 | 239-270 | 3300-3700 | 263-295 | 4.1-4.8 | 32.6-38.2 | |
KV4445 | 4300-4500 | 430-450 | 3700-4100 | 295-326 | 4300-4700 | 342-375 | 4.2-4.8 | 33.4-38.2 | FB9B、PMF-9BE、Y40 |
KV4450 | 4300-4500 | 430-450 | 3700-4200 | 295-334 | 4800-5200 | 382-415 | 4.1-4.8 | 32.6-38.2 | PMF-12BG |
KV4537 | 4400-4600 | 440-460 | 3100-3600 | 246-287 | 3500-4000 | 279-318 | 4.2-5.0 | 33.4-39.8 | FB9N、PMF-9BD、Y38 |
KV4647 | 4500-4700 | 450-470 | 3600-4200 | 287-334 | 4500-4900 | 358-390 | 4.3-5.2 | 34.2-41.4 | PMF-12BF |