Jan laka shine ragowar sharar masana'antu da bauxite ke samarwa a cikin aikin samar da alumina.Yana da ja, ja mai duhu ko launin toka-kamar laka saboda nau'in baƙin ƙarfe oxide daban-daban.Yana da ruwa mai yawa kuma yana kunshe da abubuwa masu cutarwa kamar alkali da karafa masu nauyi.zama cuta na yau da kullun da ke shafar yanayin muhalli.Babban abubuwan da ke tattare da jan laka sune SiO2, Al2O3, CaO, Fe2O3, da sauransu, kuma sun ƙunshi babban adadin sinadarai na alkaline.Ƙimar pH na iya kaiwa sama da 11, wanda yake da ƙarfi alkaline.Yayin da babban darajar bauxite na ƙasata ke raguwa, adadin jan laka da aka fitar daga samar da tan 1 na alumina zai iya kaiwa ton 1.5-2.
Bisa kididdigar da hukumar kididdiga ta kasar Sin ta fitar, yawan kayayyakin alumina na kasar Sin a shekarar 2021 zai kai tan miliyan 77.475, wanda ya karu da kashi 5.0 cikin dari a duk shekara.Idan aka yi la’akari da fitar da jajayen laka ton 1.5 a kowace tan na alumina, fitar jajayen laka a shekarar 2021 kadai zai kai kimanin tan miliyan 100, kuma yawan amfani da jan laka a kasata ya kai kashi 7% kacal. .Tarin jajayen laka ba wai kawai ya mamaye albarkatun kasa ba idan ba a kula da shi yadda ya kamata ba, zai kuma haifar da hadari kamar gazawar madatsun ruwa na jajayen laka, gurbatar kasa da ruwa da sauransu. Don haka, yana da matukar muhimmanci a kara yawan amfani da jan karfe. laka.
Jan laka sau da yawa yana ƙunshe da nau'ikan ƙarfe masu mahimmanci, galibi waɗanda suka haɗa da ƙarfe, aluminum, titanium, vanadium, da sauransu, waɗanda za'a iya sake yin fa'ida a matsayin albarkatun da za a iya amfani dasu.The taro juzu'i na Fe2O3 a Bayer aiwatar jan laka ne kullum sama da 30%, wanda shi ne babban sinadaran bangaren ja laka.A cikin 'yan shekarun nan, Huate Company aka ci gaba da gudanar da bincike da bincike a kan jan laka rabuwa, kuma ya ɓullo da cikakken saiti. na fasaha don rabuwa da jan laka da baƙin ƙarfe mai kyau., 40% zuwa 50% na ma'adanai na baƙin ƙarfe a cikin ja laka za a iya dawo dasu ta hanyar rashin ƙarfi na Magnetic da kuma matakai guda biyu masu ƙarfi na magnetic, kuma an gudanar da manyan aikace-aikacen masana'antu a Shandong, Guangxi, Guizhou, Yunnan da sauran yankuna.Manuniya suna da kyau.Maido da karafa masu mahimmanci a cikin ja laka ba zai iya haifar da fa'idodin tattalin arziki kawai ba, har ma yana adana albarkatu da rage matsa lamba na muhalli.
Oil-water composite sanyaya zobe tsaye high gradient Magnetic SEPARATOR
The "Tsarin Aiwatarwa don Haɓaka Ci Gaban Amfani da Albarkatun Masana'antu" kwanan nan da sassa takwas da suka haɗa da Ma'aikatar Masana'antu da Fasahar Watsa Labarai da Ma'aikatar Ilimin Halitta da Muhalli sun gabatar da buƙatu bayyanannu don cikakken yawan amfani da ƙimar babban sharar masana'antu a lokacin. lokacin "Shirin Shekaru Biyar na 14".Koyaya, don cikakken amfani da jan laka, “ingantaccen ci gaba” kawai ake buƙata.Domin sinadarin alkali da aka hada da jajayen laka yana da wahalar cirewa kuma abinda ke cikinsa yana da girma, sannan yana dauke da sinadarin fluorine, aluminum da sauran datti.Yin amfani da jan laka ba shi da lahani koyaushe yana da wahalar aiwatarwa, don haka cikakken amfani da jan laka har yanzu matsala ce ta duniya..Yi kira ga rukunin binciken kimiyya masu dacewa don ci gaba da zurfafa bincike a hade tare da fasahar amfani da jan laka da ake da su don haɓaka cikakken amfani da albarkatun ja.
Rigar drum Magnetic SEPARATOR
Silinda allo
Aikace-aikace
Aikin raba baƙin ƙarfe na jan laka a cikin Shandong - Wannan aikin yana kula da laka na alumina, ta amfani da 22 LHGC-2000 na tsaye zobe high gradient Magnetic separators, wanda yadda ya kamata warware matsalar ja laka magani da kuma m amfani.
A tsaye zobe high gradient maganadisu SEPARATOR shafi jan laka baƙin ƙarfe aikin rabuwa a Guangxi
A tsaye zobe high gradient maganadisu SEPARATOR shafi jan laka baƙin ƙarfe aikin rabuwa a Shandong
A tsaye zobe high gradient maganadisu SEPARATOR amfani Yunnan jan laka aikin rabuwa da baƙin ƙarfe
A tsaye zobe high gradient maganadisu SEPARATOR shafi jan laka baƙin ƙarfe aikin rabuwa a Shanxi
A tsaye zobe high gradient maganadisu SEPARATOR shafi jan laka baƙin ƙarfe aikin rabuwa a Guangxi
Lokacin aikawa: Maris 25-2022