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Calcium sulfate hemihydrate CAS 10034-76-1


  • CAS:10034-76-1
  • Foromo ea molek'hule:CaH2O5S
  • Boima ba Molek'hule:154.16
  • EINECS:600-067-1
  • Mantsoe a tšoanang:CALCINED GYPSUM; CALCIUM SULFATE 0.5-METSI; CALCIUM SULFATE, 1/2-HYDRATE; CALCIUM SULPHATE 1/2 H2O; CALCIUMSULFATE BINDER CAB 30; CALCIUM SULFATE CALCINED; CALCIUM SULFATE CALCINED HEMIHYDRATE; CALCIUM SULFATE HEMIHYDRATE
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    Li-tag tsa Sehlahisoa

    Calcium sulfate hemihydrate CAS 10034-76-1 ke eng?

    Calcium sulfate e boetse e bitsoa gypsum e tala, gypsum e tala e thata, Muriacite, gypsum e anhydrous. Likristale tsa orthorhombic tse se nang mebala (mofuta oa β) kapa likristale tsa monoclinic (mofuta oa α). Boima bo amanang le molek'hule 136.14. Boima ba kamano 2.960. Ntho e qhibilihisang 1193 ℃ (e fetotsoe ho tloha mofuteng oa β ho ea ho mofuta oa α), 1450 ℃ (mofuta oa α, le ho senyeha). E qhibiliha hanyane ka metsing (0.209 ho 20 ℃), e qhibiliha ka asiti, letsoai la ammonium, sodium thiosulfate, sodium chloride solution le glycerol. Le ha metsi a eketsoa, ​​e ke ke ea hlola e e-ba calcium sulfate dihydrate. Haeba ore ea tlhaho ea gypsum e feletsoe ke metsi ka botlalo ka tlase ho 300 ℃, gypsum e qhibilihang e qhibilihang ka metsing e ka hlahisoa; haeba gypsum ea tlhaho e futhumetse ho feta 600 ℃, gypsum e sa qhibilihisitsoeng ea anhydrous e hlahisoa. Ha anhydrous calcium sulfate kapa plaster ea Paris e tsoakoa le tekanyo e loketseng ea metsi, butle-butle ea tiea. E sebelisoa e le retarder, sekhomaretsi, se monyang mongobo, phofo e benyang, ho tlatsa pampiri, desiccant ea khase, bandage ea plaster, le mesebetsi ea matsoho. Gypsum e sebelisoa e le thepa e tala bakeng sa ho etsa samente, 'me e khona ho fetola nako ea ho beha samente. E sebelisoa e le coagulant ho etsa tofu, phepelo ea tomoso, taolo ea hlama, le moemeli oa chelating. Ho na le merafo ea tlhaho ea gypsum, 'me lihlahisoa tsa indasteri ea phosphate li na le calcium sulfate. Tharollo ea ammonium sulfate e sebetsana le tharollo ea calcium chloride, 'me ho hloekisa, ho hlatsoa le ho na pula ho ka hlahisa sehlahisoa se hloekileng.

    Tlhaloso

    Ntho Sephetho
    Ponahalo Phofo e tšoeu
    Tlhahlobo ≥99%
    Ho hlaka E lumellana
    HCl ha e qhibilihe ≤0.025%
    Chloride ≤0.002%
    Nitrate ≤0.002%
    Letsoai la Ammonium ≤0.005%
    Khabonete ≤0.05%
    Tšepe ≤0.0005%
    Tšepe e boima ≤0.001%
    Magnesium le lisebelisoa tsa alkali ≤0.2%

     

    Kopo

    Ho lokisa lijo:

    Calcium sulfate e ka sebelisoa e le moemeli oa phekolo ea phofo (e le mokelikeli oa benzoyl peroxide), ka tšebeliso e phahameng ea ligrama tse 1.5 k'hilograma; e sebelisoa joalo ka coagulant ts'ebetsong ea lijo. E sebelisetsoa ho etsa tofu, 'me hoo e ka bang ligrama tse 14-20 ka litha e le nngwe ea soya li kenngoa lebese la soya (litekanyo tse feteletseng li tla hlahisa ho baba). E eketsoa ho phofo ea koro ka 0.15% 'me e sebelisoa e le tomoso ea lijo le taolo ea hlama. E eketsoa ho tamati e entsoeng ka makotikoting le litapole e le ho matlafatsa lisele. E sebelisoa e le ntho e thatafatsang metsi le e matlafatsang tatso bakeng sa ho ritela biri. E ka boela ea sebelisoa e le tlatsetso ea phepo e nepahetseng.

     

    Tlhahiso ea indasteri:

    1. Indasteri ea kaho: Calcium sulfate e ka sebelisoa indastering ea kaho bakeng sa thepa ea ho haha, lisebelisoa tsa ho kenya mocheso, liphahlo, lisebelisoa tsa ho matlafatsa, joalo-joalo. E sebelisoa e le moemeli oa matla a pele ho metsoako ea konkreite, ka kakaretso e nang le tekanyo ea hoo e ka bang 3%, ho fetola nako ea ho beha le ho kopanya le ho sila ka samente. Ha calcium sulfate e eketsoa konkreite, e na le phello e matla ea pele.

    2. Indasteri ea ho etsa pampiri: Calcium sulfate e sebelisoa indastering ea ho etsa pampiri ho nkela karolo kapa boholo ba makhasi. Calcium sulfate e nang le karolo e ka tlase ho kapa e lekanang le 50 e ka sebelisoa e le setlolo sa boemo bo holimo sa pampiri, se ka eketsang haholo tlhahiso ea pampiri, sa fokotsa tšebeliso ea patsi, le ho thusa ho sireletsa tikoloho le ho fokotsa tšilafalo ea metsi a litšila.

    3. Indasteri ea lik'hemik'hale: Ka indasteri ea lik'hemik'hale, e ka sebelisoa e le thepa e matlafatsang. Litelu tsa anhydrous calcium sulfate li ka sebelisoa ka har'a granulation ea polasetiki ho matlafatsa matla a likaroloana tsa polasetiki, ho hanyetsa mocheso o phahameng, le ho fokotsa litšenyehelo. Ha ho etsoa lipolasetiki tse kang polyvinyl chloride, polyethylene, propylene le polystyrene, e ka ntlafatsa ts'ebetso ea likarolo tse fapaneng tsa sehlahisoa, ho ntlafatsa botle, botsitso ba sebopeho, ho qeta bokaholimo, matla a thata, matla a ho khumama, ho kobeha modulus le mocheso oa deformation oa mocheso, le ho fokotsa ho roala lisebelisoa. Joalo ka setlolo sa asphalt, se ka eketsa haholo ntlha e nolofatsang ea asphalt.

     

    Temo:

    Calcium sulfate e ka sebediswa e le monontsha temong ho fokotsa alkalinity ya mobu le ho ntlafatsa tshebetso ya mobu.

     

    Moriana:

    Calcium sulfate e na le lisebelisoa tse fapaneng indastering ea meriana. E ka sebelisoa ho lokisetsa lithethefatsi le ho fana ka lisebelisoa tse hlokahalang le thepa ea lithethefatsi. Ho feta moo, calcium sulfate e boetse e sebelisoa ho etsa matlapa ho netefatsa botsitso le katleho ea matlapa. Ka nako e ts'oanang, e boetse e kenngoa ho sesepa sa meno ho ntlafatsa sebopeho le mosebetsi oa sesepa sa meno. Lisebelisoa tsena li bonts'a bohlokoa ba calcium sulfate indastering ea meriana, e fana ka lisebelisoa tsa bohlokoa le thepa ea lihlahisoa tsa meriana.

    Sephutheloana

    25kg / mokotla

    Calcium sulfate hemihydrate CAS 10034-76-1-pack-1

    Calcium sulfate hemihydrate CAS 10034-76-1

    Calcium sulfate hemihydrate CAS 10034-76-1-pack-2

    Calcium sulfate hemihydrate CAS 10034-76-1


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