Sakamakon foda da aka gyara a cikin tsarin samarwa na NdFeb blank.
Domin samar da babban aikin sintered NdFebmaganadisu na dindindinabu, dole ne mu sarrafa girman iska kwarara nika Magnetic foda barbashi, sabõda haka, girman Magnetic foda barbashi a 2.5 ~ 5μm lissafta fiye da 95%.Xinfeng Magnet ya gano cewa ana iya inganta tsarin sosai ta hanyar ƙara abubuwan da ake gyara foda na musamman ga tsarin niƙan iska.
Abubuwan da aka gyara foda yakamata su sami aikin haɗin gwiwa, wato: (1) aikin anti-oxidation;(2) Inganta aikin ruwa na foda;(3) Hana konewar foda, wato aikin rage kumburi.Adadin ƙari shine game da 0.035% ~ 0.05% (jama'a juzu'i) na magnetic foda, wanda yawanci ana ƙara shi a lokaci guda tare da magnetic foda a wurin ciyar da injin niƙa.
Additive wani nau'in halitta ne mai nau'i-nau'i da yawa, tare da ƙungiyoyin lipophilic, wato sarƙoƙi na hydrocarbon, wanda ke ɗauke da ƙananan ƙungiyoyin polar, irin su rukunin lipid, ta yadda sarkar hydrocarbon ta sami tsayin sarkar da ta dace.Magnetic foda barbashi akai-akai karo da kuma taba tare da Additives a cikin iska kwarara nika tsari, sabõda haka, saman kowane barbashi aka mai rufi da Layer na ƙari fim da wani kauri na game da 5 ~ 8nm.Yana taka rawa kamar haka: (1) Hana ƙwayoyin foda daga haɗuwa da iska, suna taka rawar anti-oxidation;(2) Rauni da magnetostatic sakamako tsakanin foda barbashi, rage agglomeration tsakanin foda barbashi, taka rawar dispersant;(3) Ƙara yawan ruwa da motsi na ƙwayoyin foda da kuma taka rawar mai mai;(4) Yana da amfani ga daidaitawar ƙwayoyin foda a cikin filin maganadisu, wanda zai iya inganta yanayin;Ana iya ƙara BR da 0.02-0.04 T, kuma ana iya ƙara samfurin makamashin maganadisu (BH) m daidai.Ya kamata a lura da cewa m zafin jiki na wannan ƙari ne 350 ℃.Sintering zafin jiki bukatar da za a gudanar a 400-420 ℃ na wani lokaci, don haka da cewa Additives za a iya sallama daga maganadiso, don haka kamar yadda ba a carburize.
Sharuɗɗan da suka wajaba don samar da babban ingancin sintered NdFeb maganadisu na dindindin.
Domin samun kyakkyawar daidaitawar maganadisu, Xinfeng maganadisu ya zo ga ƙarshe bayan shekaru na gwaji da kuma hadedde feedback a kan kasuwa abokin ciniki amfani da cewa shi wajibi ne don yin sintered NdFeb Magnetic foda don saduwa da wadannan bukatu sabõda haka, high quality-kayayyakin iya. a halitta, kuma kawai kayan magani ne masu kyau, magani zai fi kyau.(1) The foda barbashi size ne kananan (3 ~ 4μm), da kuma girman rarraba ne kunkuntar, wato, bukatun 3 ~ 4μm barbashi lissafta 95%, ba su da kasa da 1μm ko fiye da 7μm barbashi, to tabbatar da cewa duk barbashi kristal guda ɗaya ne.(2) Barbashi na foda suna da siffar zobe ko kusan mai siffar zobe.(3) The crystal lahani na foda barbashi ya zama kadan kamar yadda zai yiwu.(4) A lokacin da murkushe, yana da kyau a karya tare da crystal mataki, da kuma kokarin cimma saman kowane barbashi yana da Rich Nd lokaci, wanda lays harsashi ga ruwa lokaci sintering a baya da kuma hana faruwa na aji ⅱ hatsi iyaka.(5) Abubuwan ƙazanta da iskar gas ɗin da aka tallata a saman ɓangarorin foda ya kamata su kasance kaɗan kamar yadda zai yiwu, musamman abin da ke cikin iskar oxygen ya kamata ya zama ƙasa.Sabili da haka, tsarin shirye-shiryen foda ya kamata a gudanar da shi a cikin kariyar iskar gas mai tsafta ko yanayi mara kyau, don hana hulɗar magnetic foda tare da iskar oxygen ko iska mai laushi.Abubuwan da ke sama guda biyar sun zama dole don masana'anta masu inganci masu inganci na NdFeb na dindindin, rashin kowane ɗayan ba kyawawa bane, yayi kama da sauƙi, a zahiri kowane zai iya yin cikakke ba mai sauƙi bane, Xinfeng maganadiso yana shirye ya yi aiki tare da mutane daga kowane fanni na rayuwa zuwa samar da samfurori masu kamala, kuma kuyi ƙoƙari don samarwa abokan ciniki ƙarin ayyuka masu inganci.
Sabuwar ci gaban Xinfeng Magnet a cikin haɓaka ƙarfin ƙarfin maganadisu na NdFeb.
Tilastawa ɗaya ne daga cikin mahimman sigogin fasaha na maganadisu na dindindin.Ƙara ƙarfin ƙarfi na iya ƙara babban samfurin makamashin maganadisu na maganadisu, haɓaka juriya na demagnetization na maganadisu na dindindin da ake amfani da su, da haɓaka kwanciyar hankali.A halin yanzu, a cikin shirye-shiryen m ternary sintered NdFeb m maganadiso, da fasaha Magnetic Properties da theoretical dabi'u, da remanence BR ya riga ya kai 96.27% na ka'idar darajar, da kuma babban Magnetic makamashi samfurin BH ya kai 91.5% na ka'idar ka'idar. darajar.Koyaya, ƙarfin tilastawa ya kai kashi 12% kawai na ƙimar ka'idarsa.Yana da babbar dama don inganta ƙarfin tilastawa, har yanzu akwai babban karuwa a sararin samaniya.Xinfeng magnet yana aiki tuƙuru don wannan.
Na farko, ana iya inganta ƙarfin maganadisu yadda ya kamata ta maye gurbin Nd tare da Dy da Tb.Koyaya, a cikin albarkatun ƙasa da ba kasafai ba, Dy da Tb suna da ƙarancin abun ciki kuma suna da tsada, kuma Dy da Tb za'a iya ƙara su cikin ƙima.Na biyu, ƙari na wasu abubuwa na ƙarfe kamar AL, Nb, Ga, Ti, Zr, Mo, da dai sauransu, lokacin da waɗannan abubuwan suka shiga cikin kristal, ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun tsari da tsarin aiki suna inganta, kuma suna ƙara ƙarfin ƙarfin maganadisu.Na uku, ana iya inganta ƙarfin ƙarfin maganadisu da kyau ta hanyar ƙara abubuwa da amfani da ƙarancin zafin jiki ko hanyar gami biyu don rage matsakaicin girman crystal.
Gaba, Xinfeng maganadisu zai ci gaba da aiki tukuru don inganta babban Magnetic makamashi samfurin sintered NdFeb, da kuma kullum samar da mafi alhẽri kayayyakin ga abokan ciniki.
Lokacin aikawa: Jul-12-2018