Haɗin gwiwar Sodium Sulfide tare da Sauran Reagents a cikin Tsarin Ruwa

A fannin sarrafa ma'adanai , flotation hanya ce da ake amfani da ita sosai wajen raba ma'adanai masu mahimmanci daga gangue. Sodium sulfide yana taka muhimmiyar rawa a wannan tsari, galibi ana amfani da shi don daidaita ƙimar pH na ɓangaren litattafan, sulfidize, rage damuwa, da kuma cire saman ma'adanai. Hulɗarsa da Masu Tarawa , Masu Frothers , da Masu Kula da Ruwa suna da rikitarwa kuma suna da tasiri sosai ga inganci da zaɓin flotation.

Mu'amala da Masu Tari

Tasiri kan Masu Tarin Ma'adinan Sulfide

Ga masu tattara ma'adanai na sulfide da aka saba amfani da su kamar xanthates da dithiophosphates, idan adadin Sodium sulfide ya dace, zai iya haɓaka hydrophobic na saman ma'adinan sulfide, yana ba masu tattarawa damar shawagi mafi kyau a saman ma'adinan da kuma inganta yadda ma'adanai ke shawagi. Duk da haka, idan sodium sulfide ya wuce gona da iri, zai samar da fim mai kama da hydrophilic a saman ma'adanai na sulfide, yana hana shawagi na masu tattarawa kuma don haka yana taka rawa mai hanawa. Misali, a cikin shawagi na tagulla-sulfur, adadin sodium sulfide mai dacewa zai iya haɓaka tattara chalcopyrite ta hanyar xanthate, yayin da yawan da ya wuce kima zai hana shawagi na chalcopyrite.

Tasiri kan Masu Tarin Ma'adinai na Oxide

A cikin yawo na ma'adinan oxide, sodium sulfide na iya sulfidize saman ma'adinan oxide, yana ba da damar tattara su ta hanyar masu tattara ma'adinai na sulfide. Misali, lokacin amfani da masu tattara fatty acid don yawo cerussite, sodium sulfide ya fara sulfidizes saman cerussite sannan yayi mu'amala da mai tattara fatty acid, yana haɓaka tasirin flotation na cerussite.

Mu'amala da Frothers

Sodium sulfide kanta ba shi da kayan kumfa, amma yana iya rinjayar kaddarorin ɓangaren litattafan almara da yanayin yanayin ma'adanai, ta haka yana tasiri tasirin kumfa na frothers. Adadin da ya dace na sodium sulfide ya sa yanayin hydrophobicity na ma'adanai ya dace, wanda ke dacewa da haɗewar kumfa zuwa ma'adanai, inganta tasirin iska da kwanciyar hankali na kumfa. Duk da haka, yawan adadin sodium sulfide zai watsar da slime mai kyau a cikin ɓangaren litattafan almara, ƙara dankon ɓangaren litattafan almara, sa kumfa ya zama m, kuma ya shafi kwanciyar hankali da ruwa na kumfa, wanda ba shi da kyau ga zubar da kumfa na flotation da kuma rabuwa da hankali.

Mu'amala da Sauran Masu Gudanarwa

Tasirin Haɗin kai tare da Ma'aikatan pH

Sodium sulfide yana samar da sinadarin alkaline kuma yana iya aiki tare da sauran masu daidaita pH kamar lemun tsami da sodium Carbon ate don daidaita ƙimar pH na ɓangaren litattafan. Misali, a cikin shawagi na ma'adinan lead-zinc, ana amfani da sodium sulfide da lemun tsami a hade don kiyaye ɓangaren litattafan alkaline, hana gurɓataccen ma'adanai kamar pyrite, da kuma inganta zaɓin flotation na ma'adinan lead-zinc.

Ma'amala tare da Depressants

Sodium sulfide yana da irin wannan tasirin hanawa ga wasu magungunan rage damuwa kamar cyanide da gilashin ruwa. A wasu lokuta, ana iya amfani da su tare don haɓaka tasirin hanawa. Misali, a cikin shawagi na ma'adinan ƙarfe na jan ƙarfe-zinc, haɗakar amfani da sodium sulfide da cyanide na iya ƙarfafa hana sphalerite da pyrite, cimma ingantaccen rabuwar gubar jan ƙarfe daga zinc-sulfur. Duk da haka, ya kamata a mai da hankali kan sarrafa yawan da ake buƙata da kuma jerin ƙari; in ba haka ba, hanawa mai yawa na iya faruwa, wanda ke shafar saurin murmurewa.

Ma'amala tare da Activators

Sodium sulfide yana da tasirin kunnawa akan wasu ma'adanai da aka hana kuma ana iya amfani dashi a hade tare da masu kunnawa. Alal misali, a cikin flotation rabuwa na sulfide jan karfe-guba tama, galena hana ta cyanide za a iya kunna ta sodium sulfide sa'an nan kuma tattara da ethyl thionocarbamate don cimma rabuwa da jan karfe da gubar. A lokaci guda, sodium sulfide na iya rinjayar tasirin sauran masu kunnawa. Misali, adadin da ya wuce kima na sodium sulfide na iya cinye ions masu aiki a cikin ɓangaren litattafan almara, yana rage tasirin kunnawa.

A ƙarshe, fahimtar hulɗar sodium sulfide tare da sauran reagents a cikin tsarin flotation yana da matukar mahimmanci don inganta tsarin flotation, inganta ƙimar dawowa da darajar ma'adanai masu mahimmanci, da rage farashin sarrafa ma'adinai. Injiniyoyi masu sarrafa ma'adinai suna buƙatar daidaita sashi a hankali da ƙarin jerin reagents daban-daban gwargwadon ƙayyadaddun kaddarorin ma'adinai don cimma mafi kyawun sakamakon iyo.