Neodymium Iron Boron
Bukatun maganadisu na NdFeB suna girma cikin sauri a kasuwannin duniya kamar fasahar bayanai, Motoci, Kayan aikin likitanci da sauransu.Neodymium maganadisu ana amfani da su sosai a cikin waɗannan yankuna: Automation Office - Kwamfuta na sirri, Copiers, Printer Electrical Energy - Flywheels, Tashar wutar lantarki Kimiyya da Bincike - ESR (electron spin resonance), Magnetic levitation, Photon generation Medicine - Dental kayan, Hoto Industry - Masana'antu mutummutumi, FA (masana'antu aiki da kai), - Televisions, DVD (dijital video diski). Sufuri - Ƙananan Motoci, Sensors, Motoci, EV(motocin lantarki, motocin matasan) Sadarwa - Sadarwar wayar hannu, PHS(tsarin wayar hannu na sirri) Kula da lafiya: MRI, kayan aikin jiyya. Amfanin yau da kullun -- mariƙin kayan aiki na Magnetic, maɗaurin maganadisu don jaka da kayan ado, aikace-aikacen wasan yara.
| Sunan samfur | Neodymium Magnet, NdFeB Magnet | |
| Kayan abu | Neodymium Iron Boron | |
|
Matsayi & Yanayin Aiki | Daraja | Yanayin Aiki |
| N30-N55 | + 80 ℃ | |
| N30M-N52 | + 100 ℃ | |
| N30H-N52H | + 120 ℃ | |
| N30SH-N50SH | +150 ℃ | |
| N25UH-N50U | +180 ℃ | |
| Saukewa: N28EH-N48EH | +200 ℃ | |
| N28AH-N45AH | + 220 ℃ | |
| Siffar | Faifai, Silinda, Block, Ring, Countersunk, Segment, Trapezoid da Siffofin da ba na yau da kullun ba da ƙari. Akwai siffofi na musamman | |
| Tufafi | Ni, Zn, Au, Ag, Epoxy, Passivated, da dai sauransu. | |
| Aikace-aikace | Sensors, Motors, Tace Motoci, Magnetic holders, lasifika, iska janareta, likita kayan aiki, da dai sauransu. | |
Ferrite / Ceramic
Bayani:
Dindindin ferrite maganadisu, kuma aka sani da hard magnet, ba karfe maganadisu abu.A 1930, Kato da Wujing sun gano wani nau'i na spinel (MgA12O4) na dindindin maganadisu, wanda shine samfurin ferrite da ake amfani dashi a yau. na SrO ko Bao da Fe2O3 a matsayin albarkatun kasa ta hanyar yumbura (kafin harbe-harbe, murkushewa, juyewa, latsawa, sintering da niƙa). Yana da halaye na madauki na hysteresis mai faɗi, babban ƙarfin tilastawa da kuma babban ci gaba. Wani nau'i ne na kayan aiki wanda zai iya kiyaye maganadisu akai-akai sau ɗaya magnetized. Girmansa shine 4.8g/cm3. Dangane da matakai daban-daban na samarwa, ferrite magnet za a iya kasu kashi biyu: sintering da bonding. Ana iya raba sintering zuwa busassun latsawa da rigar latsa, kuma ana iya raba haɗin gwiwa zuwa extrusion, matsawa da gyaran allura. Maganar magana mai laushi, na roba da murɗaɗɗen da aka yi da foda ferrite da roba kuma ana kiranta magnet roba. Dangane da ko ana amfani da filin maganadisu na waje ko a'a, ana iya raba shi zuwa magnet din isotropic dindindin da magnet din anisotropic.
Kwatanta da sauran kayan maganadisu
Amfani: Low farashin, fadi da tushen albarkatun kasa, high zafin jiki juriya (har zuwa 250 ℃) da kuma lalata juriya.
Hasara: Idan aka kwatanta da samfuran NdFeB, kasancewar sa ya ragu sosai. Bugu da ƙari, saboda ƙarancin sassauƙa da ƙaƙƙarfan tsarin ƙarancin ƙarancin kayan sa, yawancin hanyoyin sarrafawa suna iyakancewa da shi, kamar naushi, digging, da dai sauransu, yawancin sifofin samfurin sa kawai za a iya danna shi ta mold, samfurin. daidaiton haƙuri ba shi da kyau, kuma farashin ƙirar yana da girma.
Tufafi: Saboda kyakkyawan juriya na lalata, baya buƙatar kariya mai kariya.
Samarium cobalt
Samarium cobalt maganadisu wani nau'i ne na maganadisu na duniya da ba kasafai ba. Wani nau'in kayan aikin maganadisu ne wanda aka yi da samarium, cobalt da sauran kayan ƙasa marasa ƙarfi ta hanyar gwargwado, narkewa cikin gami, murƙushewa, latsawa da sintiri. Yana da babban samfurin makamashin maganadisu da ƙarancin ƙarancin zafin jiki. Matsakaicin zafin jiki na aiki zai iya kaiwa 350 ℃, kuma mummunan zafin jiki ba shi da iyaka. Lokacin da zafin aiki yana sama da 180 ℃, matsakaicin samfurin makamashi na Magnetic (BHmax) da coercivity (co The zafin jiki kwanciyar hankali da sinadarai kwanciyar hankali sun fi na NdFeB.
Alnico
Al Ni Co wani abu ne wanda ya ƙunshi aluminum, nickel, cobalt, baƙin ƙarfe da sauran abubuwan ƙarfe. Yana da babban remanence, low coercivity, mai kyau lalata juriya, low zazzabi coefficient, high zafin jiki juriya, zafi juriya, karfi lalata juriya, ba sauki oxidize da kyau aiki kwanciyar hankali. Sintered al Ni Co ana samar da shi ta hanyar ƙarfe na foda. Ana amfani da shi sosai a cikin sassa na motoci, kayan aiki, motar motsa jiki, electroacoustic, sadarwa, canjin magnetoelectric, firikwensin, koyarwa da sararin samaniya.
Magnet roba mai sassauƙa
Maɗaukakin maganadisu masu sassauƙa suna da kamanceceniya da naɗaɗɗen maganadisu na allura amma ana yin su a cikin filaye da zanen gado. Wadannan maganadiso suna da ƙasa a cikin ƙarfin maganadisu kuma suna da sassauƙa sosai dangane da kayan da aka yi amfani da su a cikin fili tare da foda na maganadisu. Ana amfani da Vinyl sau da yawa a cikin irin wannan nau'in maganadisu azaman ɗaure.
