[Huate Mineral Processing Encyclopedia] Te hura i ngā mea ngaro o te Kaolin: he panonitanga ataahua mai i te oneone ki ngā rauemi hangarau teitei
Kāorini he kohuke kore-whakarewa, he momo uku me te toka uku i hangaia i te nuinga o te wāHe kohuke uku Kaolinite. Nā te mea he mā, he ngawari hoki, ka kiia hoki ko te oneone Dolomitic. I tapaina i muri i te Kāinga o Gaoling, Jingdezhen, Porowini o Jiangxi. He mā, he ngawari, he ngawari, he oneone tōna Kaolin parakore, ā, he pai ngā āhuatanga ā-tinana me te matū pērā i te kirihou me te ātete ahi. Ko te nuinga o ngā kohuke he Kaolinite, Halloysite, Hydromica, Illite, Montmorillonite, Quartz, Feldspar me ētahi atu kohuke.
He kohuke uku noa te kaolin, ā, he mea nui rawa atu i te taiao. Ka hangaia mā te whakamomona o te feldspar, o ētahi atu kohuke silicate rānei i roto i ngā toka mura me ngā toka metamorphic i roto i ngā papa waikawa kāore he konganuku kawakore me ngā konganuku whenua kawakore.
01 Whakarōpūtanga
Whakarōpūtanga oneone
Ko ngā kohuke kei roto i te Kaolin i te taiao e wehea ana ki ngā kohuke uku me ngā kohuke kore-uku. I roto i ēnei, ko ngā kohuke uku ko ngā kohuke Kaolinite me te iti o te Montmorillonite, te mika me te Chlorite; ko ngā kohuke kore-uku ko ngā kohuke feldspar, te quartz me te hydrated, me ētahi kohuke rino pēnei i te hematite me te Rhosite, te rino, te Limonite, me ētahi atu, ngā kohuke titanium pēnei i te Rutile, me ētahi atu mea rauropi pēnei i te muka tipu, me ētahi atu. Ko ngā kohuke uku te nuinga e whakatau ana i ngā āhuatanga o te Kaolin.
Te whakarōpūtanga take
I runga i te takenga mai o ngā putunga Kaolin me ngā rerekētanga o te whenua o te Whakatōnga Kohuke, ngā āhuatanga whenua, te tauine putunga, te āhua o te tinana o te konganuku me ngā āhuatanga o te putanga mai, me ngā wāhanga o te konganuku e whakaatahia ana i roto i ngā tukanga Whakatōnga Kohuke rerekē, ka wehea te "Waehere Tūhuratanga Whenua o te Maina Kaolin" ki ngā momo e toru me ngā momo e ono.
Momo huarere:Kua wehea anō hoki ki te momo toenga huarere me te momo tāmi huarere.
Momo whakarerekētanga waiariki:Kua wehea anō hoki ki te momo whakarerekētanga waiariki me te momo whakarerekētanga puna wera hou.
Momo parataiao:Kua wehea ki ngā momo āhuarangi parataiao me ngā momo āhuarangi parataiao me te momo kohatu uku Kaolinite i roto i ngā paparanga waro.
Momo Ahumahi
I runga i te pūtake o ngā putunga Kaolin, ka wehea e te "Ngā Whakatakotoranga Tūhuratanga Whenua o te Maina Kaolin" ngā putunga Kaolin o Haina kia toru ngā momo me ngā momo e ono, e ai ki ngā rerekētanga o te whenua Whakakohuke, ngā āhuatanga whenua, te tauine putunga, te āhua o te tinana o te konganuku me ngā āhuatanga o te putanga mai, me ngā wāhanga o te konganuku e whakaatahia ana e ngā tukanga Whakakohuke rerekē. E ai ki ō rātou kakano, te kirihou, me te wāhanga papatipu o te onepu, ka wehea kia toru ngā momo:
PakariKāorini: he mārō, ehara i te kirihou, ka huri hei kirihou i muri i te kuru me te huri.
NgāwariKāorini:te wāhanga papatipu onepū ngohengohe, tino kirihou <50%.
SandyKāorini:kakano ngohengohe, ngoikore te kirihou, te wāhanga papatipu onepu> 50%.
02 Takenga mai
Ko ngā rauemi kohuke Kaolin o Haina kei roto i ngā mea tino pai o te ao, me ngā putunga kohuke kua whakamātauhia e 267 me ngā rahui kua whakamātauhia e 2.91 piriona tana. I roto i ēnei: ko ngā rauemi Kaolin o tōku whenua ehara i te waro kei te tuarima o te ao. Ko ngā rahui kua whakamātauhia e 1.468 piriona tana, ko te nuinga kei ngā kawanatanga o Guangdong, Shaanxi, Fujian, Jiangxi, Hunan me Jiangsu, e 84.55% o ngā rahui katoa o te whenua; ko ngā rahui Kaolin (Kaolinite) hanga waro o Haina kei te tuatahi o te ao, me ngā rahui kua whakamātauhia e 1.442 piriona tana, ko te nuinga kei Datong, Huairen, Shuozhou, Shanxi, Jungar, Wuda, Mongolia o Roto, Huaibei, Anhui, Hancheng, Shaanxi, me ētahi atu, ā, ko te mara waro o Jungar i Mongolia o Roto te mea kei a rātou te nuinga o ngā rauemi.
E rima ngā putunga nui o te kaolin i Haina:
(1) He nui ngā rauemi kohuke o Jiepai Town, o Hengyang County, o te Porowini o Hunan. E 200 miriona tana te nui o ngā rahui o Kaolin, Nepheline, Feldspar me Quartz, ā, e tata ana ki te 40 ngā kamupene keri me te tukatuka kohuke. Kotahi te rahui o te rohe keri o Dapailing (ko ngā maina Kaolin te nuinga) he 80 miriona tana te nui, koia te tuatahi i Āhia. Neke atu i te 500,000 tana te nui o te keri ā-tau o te tāone, e tuku ana ki ngā rau o ngā wheketere uku puta noa i te motu.
(2) Te kaolin i te rohe o Maoming. Ko te kohuke Kaolin i te Maoming Basin he momo putunga toka parataiao kua pakaruhia e te wai. Neke atu i te 50% te nui o te kirikiri me te kirikiri, nō reira i kiia ai ko te kohuke Kaolin onepu. Mō te takenga mai, e toru ngā wāhanga o te pakarutanga o te kaolin o Maoming - te kawe me te huri-ake - kātahi ka pakaru. Kua pakaru katoa te kaolin, ā, he mea hanga ngā paparanga ki te kohatu kotahi me te rahi o te matūriki. Ko te nuinga o te wā ka whakamahia hei rauemi mata mō ngā paninga pepa.
(3) He putunga kaolin toenga kua pakaru i te rangi te Longyan Kaolin. Nā te mea he iti iho i te 0.3% te ihirangi rino, he iti iho i te 0.02% te titanium, ā, he nui te huānga whakarewa pāmahana-iti (Li2O) kei roto, he rauemi mata pai mō te porcelain hiko, te whakamahinga o ia rā teitei, me te porcelain toi.
(4) Suzhou Yangshan Kaolin, ko tēnei putunga he Kaolin whakarerekētanga waiariki.He tino tata te hanganga matū o te paru Suzhou Yangshan he parakore te kakano ki te hanganga ariā o te Kaolinite. Ka taea e te ihirangi Al2O3 te eke ki te 39.0%, he mā te tae me ngā matūriki angiangi. Ko te nuinga o te wā ka whakamahia mō ngā kaikawe whakakorikori me ngā rauemi mata matū.
(5) Hepu Kaolin. He toenga kaolin tēnei kua pakaru i te rangi. E whakamahia ana hei rauemi mata mō te hanga uku.
(6) Te raupapa waro o te raki, te Kaolin. He kaolinite parataiao tēnei, e horahia ana i ngā rohe whakaputa waro o tōku whenua, ā, ka taea te whakamahi mō te hanga whare, mō ngā paninga, mō ngā peita me ngā paninga hanga pepa - he oneone waro.
Neke atu i te 80% o te putanga o Haina e ono ngā wāhi whakaputa nui kua whakahuatia ake nei, ā, he tohu nui anō hoki ēnei mō ngā momo rauemi.
03Use
He whānuitia ngā whakamahinga o te kaolin, nā tōna āhua kirihou, tōna piri, tōna kaha maroke, tōna āhua whakakā me tōna mā i muri i te tahunga, koia te rauemi matua mō te hanga uku; he mā, he ngawari, he tino marara, he mimiti. Nā ōna āhuatanga tukatuka pai pērā i ngā āhuatanga matū me te koretake o te matū, ka whakamahia whānuitia i roto i te umanga pepa. Hei tāpiri, he whānuitia hoki te whakamahinga o te kaolin i roto i ngā rāngai ahumahi pērā i te rapa, te kirihou, ngā mea whakakā, me te whakamahine hinu, tae atu ki ngā hangarau hou i roto i te ahuwhenua me te tiaki whenua. Ko te nuinga e whakamahia ana i roto i te umanga uku, ngā paninga, ngā rauemi whakakā, te hanga pepa, te peita, te rapa, te porcelain kounga teitei, ngā waea me ngā taura, ngā kirihou ahumahi, ngā whakakī ahumahi matū, ngā waituhi, te kai, ngā mea whakapaipai, ngā rongoā, me ētahi atu, hei whakakapi i te lithopone me tetahi wāhanga o te titanium i roto i ngā peita me ngā paninga, te paura mā me ētahi atu rauemi utu nui.
04 Hangarau Tukatuka
Hei wehewehe i ngā kohuke kore-uku me ngā mea rauropi pērā i te quartz, te feldspar, te mika, ngā kohuke rino, ngā kohuke titanium, me ētahi atu i roto i te Kaolin, me te whakaputa hua Kaolin ka taea te whakatutuki i ngā hiahia o ngā momo ahumahi, me te whakamahi i te wehenga ā-papa, te whakapūmau, te wehenga aukume, me ētahi atu hei pure me te tango i ngā poke mai i te Kaolin, i ētahi wā me whakamahi hoki i ngā tikanga tukatuka hohonu pērā i te whakamaene matū, te whakakoi tino pai, te whakapūkara, me te whakarerekētanga mata hei rongoā i te Kaolin.
(1) Te whakarōpūtanga waipēhi
Kei roto i te whakarōpūtanga waipēhi te whakarōpūtanga porowhita (te wehenga o te onepu matotoru +1mm), te whakarōpūtanga tāke whakatō (te wehenga o te onepu pai +0.053mm), te whakarōpūtanga waipēhikorone (te wehenga o te onepu pai -0.053mm), te whakarōpūtanga tohanga, te whakarōpūtanga waipēhikorone diameter iti rānei (mō te whakarōpūtanga matūriki tino pai o te 0.002-0.010mm).
(2) Te wehenga aukume teitei
Ka whakaputahia te kaha o te papa aukume neke atu i te 1 600 kA/m mā te whakamahi i te rauemi whakaemi aukume hei tango i te Fe2O3 me te TiO2 mai i te Kaolin, ā, ka puta he paninga pepa me ngā rauemi mata uku kounga teitei.
(3) Te whakapūtanga whiriwhiri
Mā te tāpiri i ngā mea whakapūkara, ka wehea motuhaketia ngā poke pēnei i te quartz pai, te pyrite, te alunite, me ētahi atu hei hanga i te kaolin kua pania ki te mata. Ko ngā mea whakapūkara e whakamahia whānuitia ana ko te sodium hexametaphosphate, te ammonium polyacrylamide, te karāhe wai, me ētahi atu.
(4) Te whakamakuku matū
Ka tāpirihia ngā kaitārai whakama pērā i te paura inihua hei whakaiti i te rino nui-valent i roto i te limonite me te hematite i roto i te Kaolin hei rino ferrous wairewa, ka tāpirihia rānei ngā waikura hei whakawairakau i te pyrite me ngā poke tae hei whakapai ake i te mā o te Kaolin.
(5) Te tihore
I roto i te mīhini whakakoi, ka whakamahia ngā pōro reo pai hei whakaoho hei whakaputa i te pānga huri, kia wehea ai ngā matūriki kaolin hei tioata angiangi, ka puta he kaolin pania ki te mata he iti iho i te 2μm te rahi o te matūriki, ā, neke atu i te 90% te ihirangi.
(6) Te whakapūkara
Ina whakawerahia i te 800-1000℃, ka ngaro te wai o te Kaolin, ka puta te huringa āhua, ā, ka memeha haere ētahi poke, ka whakapai ake i te mā me te whakamarumaru o te Kaolin, ā, ka whakamahia hei hanga taura me ngā whakakī rapa me te kirihou. He tikanga tukatuka nui te whakawera mō te Kaolin mārō (mārō) kei runga i te waro.
(7) Te whakarerekētanga o te mata
Ka pania te uku kaolin ki tētahi mea honohono, hei whakanui ake i te nui o te uku kaolin e tāpirihia ana ki te rapa kirihou, ā, ka whakamahia hei rongoā i ngā whakakī uku kaolin mō ngā kirihou rapa.
I roto i ēnei, ko te wehenga aukume he tikanga wehenga kohuke ā-tinana e whakamahia whānuitia ana i roto i te mara o te tukatuka kohuke. Ko tōna kaupapa matua ko te whakamahi i ngā rerekētanga aukume o ngā kohuke tonu hei whakatutuki i te wehenga. E ai ki ngā āhuatanga aukume o ngā kohuke, ka taea te wehewehe i te wehenga aukume ki te wehenga aukume kaha, te wehenga aukume ngoikore, te wehenga aukume whakamuri me te wehenga aukume piki teitei hei whakatutuki i ngā hiahia o ngā kohuke rerekē. Ko ngā taputapu tukatuka kohuke ko ngā wehewehe aukume pereti, ngā wehewehe aukume piki teitei mowhiti poutū, ngā wehewehe aukume piki teitei paru hikohiko, ngā wehewehe aukume piki teitei pāmahana iti, me ētahi atu.
05 Ngā tono tukatuka kohuke
Tukanga 1: Hei tauira, he uku Kaolin ke, ko ngā poke matua o tēnei tauira ko te waikura rino, te waikura titanium, me te silicate rino. I roto i te konganuku mata, ko te ihirangi poke o te Fe2O3 me te TiO2 he 0.89% me te 0.17%, ko te mā e eke ana ki te 67.29%.
Hei tango tōtika i ēnei poke, i whakatauhia e mātou te mahere whakamātautau e whai ake nei: Tuatahi, ka tukuna te konganuku mata mā roto i tētahi wehenga aukume paru hikohiko mō ngā tukanga wehenga aukume e rua, te wehenga taratara me te kōwhiringa pai, hei tango tuatahi i te nuinga o ngā poke. Kātahi ka purea anō te kukū i whiwhi mā roto i tētahi wehenga aukume superconducting hei whakaiti ake i te ihirangi poke me te whakapai ake i te kounga o te Kaolin.
tūtohi rere whakamātautau
Ka kitea mai i ngā hua o te whakamātautau ka taea te wehewehe i te konganuku mata mā te whakamahi i te paru hikohiko + te paru hikohiko + te wehenga aukume superconducting hei whiwhi i te hua kukū Kaolin me te Fe2O3 0.35% me te mā 87.52%.
Tukanga 2:Ka wehea te konganuku mata e te aukume 5T tino kaha. Kei te Pikitia 2 te tukanga whakamātautau, ā, kei te Ripanga 2 ngā hua whakamātautau.
PIK. 2 Te rere whakamātautau o te painga
I whakamahia te wehenga aukume superconducting 5T mō te konganuku mata hei hanga i tētahi hua kukū Kaolin me te Fe2O3 0.40%, Al2O3 22.92%, SiO2 68.78%, TiO2 0.10%, CaO 1.90%, te mā 86.97%, me te hua 90.90%.
Hei rauemi mata ahumahi maha-mahi, he whānui ngā tūmanakohanga tono mō te Kaolin. Mā te whanaketanga tonu o te pūtaiao me te hangarau me te whanaketanga pumau o te ahumahi, ka whai wāhi nui te Kaolin ki ngā mara maha atu. I te heke mai, e tumanako ana mātou ki te whakawhānui ake i te whānuitanga tono o te Kaolin mā te rangahau hohonu me te auahatanga hangarau, kia tutuki ai te whakamahinga whai hua me te pumau, me te whai wāhi nui atu ki te whanaketanga o te hapori tangata. I taua wā anō, me aro atu hoki tātou ki ngā raruraru taiao ka puta ake i te wā e keri ana me te tukatuka ana i te Kaolin, me te mahi kaha ki te whakarite kia rite te whanaketanga tika o ngā rauemi Kaolin me te tiaki i te taiao taiao.
Wā tuku: Mei-13-2024