Njirimara nke mineral na nhazi mineral
Ihe ndị dị n'ime mineral ndị nwere titanium gụnyere ilmenite, rutile, anatase, brookite, perovskite, sphene, titanomagnetite, wdg, nke gụnyere ilmenite na rutile bụ isi ihe ndị na-eme ka titanium gbazee.
Usoro molekul nke ilmenite bụ FeTiO3, nke nwere 52.66% nke TiO2 na 47.34% nke FeO2. Ọ bụ ígwè isi awọ ruo ojii, nwere ike Mohs nke 5-6, njupụta nke 4.72g/cm3, magnetism etiti, ezigbo onye nduzi, na ụdị nkịtị. A na-agwakọta njirimara qualitative na magnesium na manganese, ma ọ bụ nwee obere ihe ndị metụtara hematite.
Usoro ihe dị na rutile bụ TiO2, nke nwere 60% Ti na 40% O. Ọ bụ mineral na-acha ọbara ọbara, nke na-enwekarị ngwakọta nke ígwè, niobium, chromium, tantalum, tin, wdg, nke nwere ike siri ike nke Mohs nke 6, yana njupụta nke 4.2~4.3g/cm3. Magnetism, ezigbo conductivity, aja aja gbara ọchịchịrị mgbe ọdịnaya ígwè dị elu, a na-emepụta rutile karịsịa na placers.
Ubi ngwa na ihe ngosi teknụzụ
Rutile na ilmenite bụ isi ihe eji agbaze titanium ọla, imepụta titanium dioxide, mkpanaka ịgbado ọkụ, na fluxes ịgbado ọkụ.
Tebụl 1. Ojiji ndị bụ isi nke rutile na ilmenite
Tebụl nke 2. Ụkpụrụ Ogo nke Titanium Concentrate
Tebụl 3. Ụkpụrụ Ogo nke Rutile Okike
Teknụzụ nhazi
Ọtụtụ mgbe, a na-eji ọtụtụ mineral ndị ọzọ dị ka magnetite, hematite, quartz, feldspar, amphibole, olivine, garnet, chromite, apatite, mica, pyroxene ahọrọ nkume, wdg., nkewa ike ndọda, nkewa magnetik, nkewa eletrik na flotation na-esote ilmenite na rutile ore.
Uru ike ndọda
A na-ejikarị usoro a eme ihe maka nkewa siri ike nke placer nwere titanium ma ọ bụ primary mineral nwere titanium. Njupụta nke mineral nwere titanium na-adịkarị karịa 4g/cm3. Ya mere, enwere ike iwepụ ọtụtụ gangues nwere njupụta na-erughị 3g/cm3 site na nkewa ndọda. Iwepụ mineral. Ngwa nkewa ndọda gụnyere jig, spiral concentrator, shaker, chute, wdg.
Nkewa magnetik
A na-eji usoro nkewa magnetik eme ihe nke ukwuu n'ịhọrọ mineral ndị nwere titanium. Anyị nwere ike iji nkewa magnetik na-adịghị ike kewaa magnetite, wee jiri nkewa magnetik siri ike kewaa ilmenite ọkara-magnetic. Dịka ọmụmaatụ, ihe a na-etinye n'ime ya nwere ọtụtụ iron oxide ma ọ bụ Maka ígwè silicate, a ga-eji usoro nkewa gravity wepụ ihe ndị na-adịghị mma nwere obere ike ndọda kpọmkwem. N'ụlọ ọrụ mmepụta ihe, a na-eji nkewa magnetik akọrọ na mmiri mmiri. Ngwa nkewa magnetik gụnyere ihe nkewa magnetik cylindrical, ihe nkewa magnetik efere, ihe nkewa magnetik dị elu, wdg.
Ihe nkewa magnetik drum
Ihe nkesa magnetik dị elu nke nwere ike ime ka ihe dị n'ime ya sie ike
Mmezi nke Electrostatic
Ọ na-ejikarị ọdịiche dị n'etiti mineral dị iche iche dị na ihe mejupụtara titanium eme ihe maka nhọrọ, dịka nkewa nke rutile, zircon, na monazite. Ihe ndị na-ekewapụ eletriki eji eme ihe bụ ụdị roller, ụdị efere, ụdị efere sieve na ihe ndị ọzọ.
N'elu mmiri
A na-ejikarị ya kewaa ọla nwere titanium dị nro. Ihe ndị a na-ejikarị eme ihe na-eme ka mmiri gbaa ọkụ gụnyere sulfuric acid, mmanụ ogologo, oleic acid, mmanụ dizel na emulsifiers. Usoro ndị a na-eji eme ka mmiri gbaa ọkụ gụnyere titanium dị mma na ntụgharị nke mineral gangue.
Nkwanye ùgwù nkwonkwo
Maka placerite nwere mineral ndị ọzọ jikọtara ya, enwere ike iji ọdịiche dị na mmetụta magnetik, njupụta, conductivity, na floatability dị n'etiti mineral kewaa mineral site na usoro "magnetic, heavy, electric, and float". Dịka ọmụmaatụ, ájá alluvial nke dị n'ụsọ oké osimiri nwere mineral dịka magnetite, ilmenite, rutile, zircon sand, monazite, sea sand, wdg. Nke mbụ, a na-ekewa magnetite site na magnetite na-adịghị ike, wee kewaa ilmenite site na mgbanaka kwụ ọtọ na ike ubi ọkara. Mgbaaka kwụ ọtọ nke ike ubi nke ọdụ mgbanaka kwụ ọtọ na-ewepụ mineral ndị ọzọ na-ebu ígwè, wee kewaa obere ike ndọda kpọmkwem site na usoro nkewa ndọda. Maka ájá oké osimiri, mineral ndị dị arọ bụ rutile na zircon sand. Enwere ike ịhọrọ rutile nwere conductivity ka mma site na nkewa eletrik, iji mezue nkewa dị irè nke ụdị mineral a.
Ihe nkesa magnetik dị elu nke nwere mgbagọ kwụ ọtọ
Ikpe uru
E nwere magnetite, titanomagnetite, ilmenite, rutile, ájá zircon, ájá oké osimiri na obere mineral ndị na-ebu ígwè n'ime ihe ndị alluvial placers na Indonesia.,N'ime ha, ájá ilmenite, rutile, na zircon bụ mineral ndị bụ isi a na-achọ, titanomagnetite, iron oxide, iron silicate, na ájá oké osimiri bụkwa ihe ndị na-adịghị ọcha. A na-ekewa ma na-eme ka mineral ndị a dị mma site na ụzọ anụ ahụ dịka nkewa magnetik na nkewa ndọda. Ngwaahịa niile a na-etinye n'ime ha. N'ime ha bụ mineral ndị bụ isi a na-achọ, ilmenite, iron oxide, iron silicate, ájá oké osimiri dị ka ihe ndị na-adịghị ọcha. Site na nkewa magnetik, nkewa ndọda na ụzọ anụ ahụ ndị ọzọ, a na-ekewa mineral ndị ahụ ma họrọ ngwaahịa concentrate ruru eru.
Nha nke ájá alluvial bụ otu, nha nke ihe ndị dị n'ozuzu ya bụ 0.03 ~ 0.85 mm. A na-ekewa ngwaahịa ndị ruru eru dịka ilmenite, rutile na ájá zircon site na usoro nkewa magnetik na-adịghị ike + nkewa magnetik etiti + nkewa magnetik dị elu + nkewa ndọta.
- E gosiri ndeksi uru ahụ na Tebụl 4.
Fig 1. Usoro nnwale beneficiation jikọtara ọnụ nke ájá alluvial
Tebụl 4. Ndepụta nke Ule Uru Njikọta
Site na iji ọdịiche dị na mmetụta magnetik na njupụta dị n'etiti mineral, site na usoro njikọta nke ike ndọta siri ike + ndọta siri ike + ndọta, nchịkọta ilmenite nwere mkpụrụ nke 25.37%, ọkwa TiO2 nke 46.39%, na ọnụego mgbake nke 60.83%. A họọrọ ntụkọta rutile nwere mkpụrụ nke 8.52%, ọkwa TiO2 nke 66.15% na mgbake nke 29.15%; ntụkọta placer Zircon nwere mkpụrụ nke 40.15%, ọkwa ZrO2 nke 58.06%, na ọnụego mgbake nke 89.41%. Mkpụrụkọta ígwè nwere titanomagnetite karịa, yabụ enweghị ike ịhọrọ ngwaahịa ntụkọta ígwè ruru eru.
Oge ozi: Maachị-20-2021