Gypsurlization Gypsum bụ ụlọ ọrụ na-emepụta ihe site na Deplulfurizing ma na-asa ahụ gas gas na-emepụta mgbe a ga-eji mmanụ mmanụ na-esite. Ihe mejupụtara kemịkal ya bụ otu ihe ahụ nke anụ gypsum, ọkachasị Coro4 ·. Ka ọ dị ugbu a, ọgbọ m niile na-agba ọkụ na-achị achị, na ndị kol na-eme na usoro nke ọkụ ọkụ maka ihe karịrị 50% nke obodo m kwa afọ. Nnukwu ego nke sọlfọ dioxide na-akpata nnukwu mmerụ ahụ gburugburu ebe obibi. Nkàpụta nke teknụzụ gas gas gas gas na-eme ka Gypsum desduration bụ ihe dị mkpa iji dozie mmepe ụlọ ọrụ teknụzụ. Dabere na ọnụ ọgụgụ na-ezughị ezu, nke mmiri mmiri desluration na obodo m karịrị nde 90 typsum, nke ọ bụghị naanị nke ala, kamakwa na-akpata nnukwu akụ.
Gypsum nwere ọrụ nke ịdị arọ ọkụ, mbelata mkpọtụ, mgbochi ọkụ, wdg na mmepụta ciment, mmepụta owuwu na mpaghara ndị ọzọ. Ka ọ dị ugbu a, ọtụtụ ndị ọkà mmụta na-eduzi nyocha banyere plasta. Nnyocha a na-egosi na plasta na-eji plasta na-adọkpụ ahịhịa na-agbasa, ezigbo ọrụ na plasta, ma na-eji dochie ihe ọdịnala na mma ụlọ. Nnyocha site na XU Jianjun na ndị ọzọ egosila na enwere ike iji Gypsum modum nwere ike iji mee ka ihe dị mfe. Nnyocha nke Behihing na ndị ọzọ egosila na enwere ike iji Gypsured gypsurud nke ime ahụ dị n'ime ala, ma nwee ike idozi nsogbu dị mma dịka shelling na mgbawa nke ngwa ngwa ọdịnala. Plastaight plasta gowsum bụ ụdị ọhụụ na-eji plasta. Emere ya nke Hemihydd gypsum dị ka ihe na-enweghị isi comment site na ịgbakwunye nchịkọta dị mfe ma na-adọrọ mmasị. E jiri ya tụnyere ihe ndị ciment ciment nke ọdịnala, ọ dịghị mfe ịgbaji, na-arapara dị mma na-agbakọ, ezigbo olandage, akwụkwọ ndụ akwụkwọ ndụ na gburugburu ebe obibi. Ojiji nke Gypsuration gypsum iji mepụta Hemihsum gypsum ọ bụghị naanị na-edozi nsogbu nke enweghị akụ gypsum, kamakwa ị nweta ebumnuche nke ichebe gburugburu ebe obibi. Ya mere, dabere na ọmụmụ nke Gypsum gypsum, ike a na-anwale oge ịtọ, ike na-eme ka ihe ndabere nke ọkụ na-eme ka ọ dịkwuo mma.
1 nnwale
1.1 akụrụngwa
A na-ejikwa ntụ ntụ gypsum: a na-ejikwa ngwakọta na-emepụta ihe na tebụl nke 4%, na 16%, na 16% dabere na oke nke ọkụ plasta gypsum ngwa agha.
Onye na-azụ ahịa: Jiri sodium colute, na-achọpụta ihe ngosi kemịkal dị na nha ọkụ nke ọkụ na-acha uhie uhie na-ekpuchi ngwa agha gypsum, na 0.2%, 0.3%.
Cluether: Jiri hydropopyylthylthyl methylcellose (viscosity dị 400, HPMC dabere na oke ọkụ na-ekewa 0, 0.1%, 0.2%, 0.2%.
1.2 usoro nnwale
Ikike oriri na ịtọlite oge ọkọlọtọ nke ọnọdụ nke GPSSURurized na-ezo aka na GB / T17669.4-1999 "Mwepụta nke ngwa agha na-ezo aka GB / T 28627-2012" A rụrụ.
A na-ahụkwa ike na-agbanwe agbanwe na ike nke gypsum dị ka GB / T976-2008 "na-arụ ọrụ gypsum, na-akpụzikwara ike na nke 2H. A na-eme ike mgbanwe na ike ọkụ nke ọkụ - a na-ebu plasta gypsum dị ka GB / T 28627-2012 "A na-ejikwa ya n'ụzọ dị n'otu.
Nsonaazụ na mkparịta ụka
2.1 Mmetụta nke gypsum ntụ ntụ na akụrụngwa akụrụngwa nke plastaight plastaight decsurrization gypsum
Nchịkọta nke ntụ ntụ gypsum, ntụ ntụ na nchịkọta dị mfe bụ 100%, na ego nke nchịkọta ọkụ na-agbanwe agbanwe na-agbanwe agbanwe. Mgbe ego nke gypsum ntụ ntụ bụ 60%, 70%, 80%, 80%, na 90%, desdulfution na ike nke ngwa agha gypsum.
Ike nke na-agbanwe agbanwe na ike ike nke ọkụ plasta a na-ekenye mypsum ngwa agha, na-egosi na ogo nri gypsum ga-ezute afọ. Site na mmụba nke ntụ ntụ gypsum, ike mgbanwe na ike ndị na-adọba egwu dị mfe nke dị mfe, ma mmụba ahụ dị obere, ma ike na-apụtakarị ìhè na ụbọchị 28 pụtara ìhè. Na afọ 1D, ike mgbanwe nke ntụ ntụ gypsum agwakọta na 90% mụbara site na 10.3% ma e jiri ya tụnyere nke 60% gypsum ntụ ntụ, yana ike na-eme ihe ike mụbara site na 10,1%. Mgbe ọ dị afọ 28, ike mgbanwe nke gypsum ntụ ntụ gwakọtara na 90% tụnyere ntụ ntụ gypsum agwakọta na 60%, yana ike compressive na-abawanye site na 2.6%. Rekọtara ọnụ, enwere ike ikwubipụta na ntụ ntụ gypsum nwere mmetụta karịa na ike mgbanwe karịa ike ike.
2.2 Mmetụta nke ngwakọta dị mfe na akụrụngwa akụrụngwa nke ịdị mfe dị plasta
Nchịkọta nke gypsum ntụ ntụ, ntụ ntụ na nchịkọta dị mfe bụ 100%, na ego nke ndozi gypsum na-agbanwe agbanwe na-agbanwe agbanwe. Mgbe ego nke microbeads dị microbead dị 4%, 8%, 12%, na 16%, ọkụ plasta na-arụpụta ike na-agbanwe gypsum ngwa agha.
N'otu afọ, ike na-agbanwe agbanwe na ike ọnụ nke ọkụ plasta wụsara ya na ngwa agha wedata na mmụba nke ọdịnaya nke vitabeads vitried. Nke a bụ n'ihi na ọtụtụ microbeads nwere ihe dị n'ime ụlọ na ike nke ha dị ala, nke na-ebelata ike mgbanwe na ike ọkụ na-eji plasta. Na 1D afọ, ike mgbanwe nke 16% gypsum belata ntụ ntụ nke nke 4% gypsum ntụ ntụ, yana ike na-emebi emebi site na 16.3%. Mgbe ọ dị afọ 28, ike mgbanwe nke 16% gypsum belata ntụ ntụ nke nke 4% gypsum ntụ ntụ, ebe a na-ebelata ike na-emebi ihe site na 60%. Nchịkọta, enwere ike ikwubi na mmetụta nke microdenead nke nje na-agbanwe agbanwe karịa ike nke ike.
2.3 Mmetụta nke na-azụ ahịa na-akwụ ụgwọ na ọnọdụ nke ọkụ na-eme plasta
Ngụkọta ọnụ nke ntụ ntụ gypsum, ntụ ntụ na nchịkọta dị 100%, yana usoro mkpuchi nke mgbakọta, mkpokọta ya, mkpokọta ether na cell na-agbanwe agbanwe. Mgbe usoro onunu ogwu nke sodium crura bụ 0, 0.1%, 0.1%, 0.3%, ịtọlite oge nsonaazụ nke ọkụ na-adọkpụ.
Oge mbido na oge nke ikpeazụ nke ọkụ plasta a na-etinye gypsum ngwa agha ma na-abawanye na mmụba nke sodium curtate dị obere pere mpe. Mgbe sodium curtate bụ 0.3%, oge nrụpụta mbụ na-eto 28min, na oge iru ala ikpeazụ na-adị ogologo oge 33min. Mkpesa nke oge ọnọdụ nwere ike ịbụ n'ihi nnukwu mpaghara ala nke mkpụrụ osisi gypsum, na-egbochi oke nke gypsum iji mepụta usoro iwu. Oge ndọtị nke gypsum.
2.4 Mmetụta nke cellulose na-ekiri ihe dị na akụrụngwa akụrụngwa nke ịdị mfe dị plasta
Ngụkọta ọnụ nke ntụ ntụ gypsum, ntụ ntụ na nchịkọta dị 100%, yana usoro mgbakọta mgbago, nchịkọta dị mfe na onye na-azụ ahịa na-agbanwe agbanwe. Mgbe usoro onunu ogwu nke methylcellose bụ 0, 0.1%, 0.1% na 0.4%, na ike na ike ike nke ọkụkụ na-arụpụta ngwa agha gypsum.
Na 1D afọ, ike na-agbanwe agbanwe nke ọkụ na-agbadata ngwa agha gypsum mbụ mụbara ma tinye ya na mmụba nke ọdịnaya hydyllopsylthylthylthylthylthylthylthylthylthyl methylcellopse Na afọ 28D, ike mgbanwe nke ọkụ plasta wụsara ngwa agha gypsum methylcelllose, ike mgbanwe gosipụtara na-agbada, mgbe ahụ na-abawanye wee belata wee na-agbago. Mgbe ọdịnaya nke hydropyythylthylthylthylthylthythylcelllose bụ ike na-eruwanye ike, ma karịa ka ọdịnaya nke ọkụ na-agbadata na ọdịnaya hydyllopsyl, yana ọdịda dabara adaba pụtara ìhè na 28D. Nke a bụ n'ihi na e nwere mkpụrụ osisi celding nwere mmetụta nke njigide mmiri, na mmiri na-achọ ka mmụba nke ọnya afọ, si otú a belata ike nke ụdị Gypsum.
Nke ato
(1) ogo hydrum gypsum ga-ezuru afọ. Na mmụba nke ntụ ntụ gypsum ọdịnaya, na-agbanwe agbanwe na ike plasta ezi dị mfe nke Gypsum gosiri na-ewu ewu na-elu, mana mmụba dị obere.
(2) Site na mmụba nke obere microbead, ike na-agbanwe ma nwee ike iji ike ọkụ kpuchie ya, mana mmetụta nke ọdịnaya ike karịrị nke ike ike.
(3) Site na mmụba nke sodium curtate ọdịnaya, oge nrụpụta mbụ na oge nke ikpeazụ nke ngwa agha na-etolite, ma mgbe ọdịnaya sodium city pere mpe, mmetụta na ọnọdụ apụtaghị.
(4) Site na mmụba nke ọdịnaya Hydyploplose, ike nke ọkụ plasta gypsum na-agbadata, ma na 28D o gosipụtara ọnọdụ dị na mbụ, mgbe ahụ ịba uru wee na-agbada.
Oge Post: Feb-02-2023