Calcium sulfate hemihydrate CAS 10034-76-1
Calcium sulfate kuma ana kiransa raw gypsum, hard raw gypsum, Muriacite, gypsum anhydrous. Lu'ulu'u orthorhombic marasa launi (nau'in β) ko lu'ulu'u na monoclinic (nau'in α). Nauyin kwayoyin dangi 136.14. Dangantaka mai yawa 2.960. Matsayin narkewa 1193 ℃ (an canza shi daga nau'in β zuwa nau'in α), 1450℃ (nau'in α, da bazuwa). Dan kadan mai narkewa cikin ruwa (0.209 a 20 ℃), mai narkewa a cikin acid, gishiri ammonium, sodium thiosulfate, maganin sodium chloride da glycerol. Ko da an ƙara ruwa, ba zai iya zama calcium sulfate dihydrate ba. Idan gypsum tama na halitta gaba ɗaya ya bushe ƙasa da 300 ℃, ana iya haifar da gypsum mai narkewa mai narkewa a cikin ruwa; Idan gypsum na halitta yana mai zafi zuwa sama da 600 ℃, ana haifar da gypsum anhydrous maras narkewa. Lokacin da anhydrous calcium sulfate ko plaster na Paris aka haɗe da adadin ruwan da ya dace, yana ƙarfafawa a hankali. Ana amfani da shi azaman retarder, m, danshi mai sha, polishing foda, cika takarda, desiccant gas, filasta bandeji, da aikin hannu. Ana amfani da Gypsum azaman ɗanyen abu don yin siminti, kuma yana iya daidaita lokacin saita siminti. Ana amfani da shi azaman coagulant wajen yin tofu, ciyar da yisti, mai sarrafa kullu, da wakili na chelating. Akwai ma'adinan gypsum na halitta, kuma samfuran masana'antar phosphate sun ƙunshi calcium sulfate. Maganin ammonium sulfate yana amsawa tare da maganin calcium chloride, kuma tacewa, wankewa da hazo na iya samar da samfur mai tsabta.
| Abu | Sakamako |
| Bayyanar | Farin foda |
| Assay | ≥99% |
| Tsaratarwa | Ya bi |
| HCl insoluble | ≤0.025% |
| Chloride | ≤0.002% |
| Nitrate | ≤0.002% |
| Ammonium gishiri | ≤0.005% |
| Carbonate | ≤0.05% |
| Iron | ≤0.0005% |
| Karfe mai nauyi | ≤0.001% |
| Magnesium da alkali karafa | ≤0.2% |
sarrafa abinci:
Calcium sulfate za a iya amfani dashi azaman wakili na maganin gari (a matsayin diluent don benzoyl peroxide), tare da iyakar amfani da 1.5 grams da kilogram; ana amfani dashi azaman coagulant wajen sarrafa abinci. Ana amfani da shi don yin tofu, kuma ana ƙara kimanin gram 14-20 a kowace lita na waken soya a madarar waken soya (yawan yawa zai haifar da haushi). Ana kara shi da garin alkama a kashi 0.15% kuma ana amfani da shi azaman abinci mai yisti da mai sarrafa kullu. Ana kara shi da tumatir gwangwani da dankali a matsayin mai ƙarfafa nama. Ana amfani da shi azaman mai taurin ruwa da haɓaka dandano don yin giya. Hakanan za'a iya amfani dashi azaman kari na abinci mai gina jiki.
Samar da masana'antu:
1. Gine-gine masana'antu: Calcium sulfate za a iya amfani da a cikin ginin masana'antu don ginin kayan, thermal rufi kayan, coatings, ƙarfafa kayan, da dai sauransu Calcium sulfate whiskers da kyau gogayya, zafi kiyayewa, zafi rufi, wuta rigakafin, non-conductor rufi da sauran kaddarorin, kuma zai iya maye gurbin asbestos a matsayin gogayya abu, da kuma wuta reflat material (thermal insulation). Ana amfani dashi azaman wakili mai ƙarfi na farko a cikin siminti, gabaɗaya tare da sashi na kusan 3%, don daidaita lokacin saiti da haɗuwa da niƙa a cikin siminti. Lokacin da aka ƙara sulfate na calcium zuwa kankare, yana da tasiri mai ƙarfi da wuri.
2. Masana'antar yin takarda: Ana amfani da Calcium sulfate a cikin masana'antar yin takarda don maye gurbin sashi ko mafi yawan ɓangaren litattafan almara. Calcium sulfate tare da yanayin kasa da ko daidai da 50 za a iya amfani dashi azaman babban mai cika takarda, wanda zai iya ƙara yawan samar da takarda, rage yawan amfani da itace, da kuma taimakawa wajen kare muhalli da kuma rage gurɓataccen ruwa.
3. Masana'antar sinadarai: A cikin masana'antar sinadarai, ana iya amfani da shi azaman kayan ƙarfafawa. Anhydrous calcium sulfate whiskers za a iya amfani da filastik granulation don haɓaka ƙarfin barbashi filastik, tsayin zafin jiki, da rage farashi. A cikin samar da robobi irin su polyvinyl chloride, polyethylene, propylene, da polystyrene, yana iya haɓaka aikin nau'ikan samfura daban-daban, haɓaka lafiya, kwanciyar hankali mai girma, ƙarewar ƙasa, ƙarfin ƙarfi, ƙarfin lanƙwasa, lanƙwasawa na roba da yanayin zafin nakasar thermal, da rage lalacewa na kayan aiki. A matsayin mai cike da kwalta, yana iya haɓaka wurin laushin kwalta sosai.
Noma:
Ana iya amfani da Calcium sulfate azaman taki a aikin noma don rage alkalinity na ƙasa da haɓaka aikin ƙasa.
Magani:
Calcium sulfate yana da aikace-aikace iri-iri a cikin masana'antar harhada magunguna. Ana iya amfani dashi don shirya magunguna da samar da abubuwan da ake buƙata da kaddarorin magunguna. Bugu da ƙari, ana amfani da sulfate na calcium don yin allunan don tabbatar da kwanciyar hankali da tasiri na allunan. A lokaci guda kuma, ana ƙara shi zuwa man goge baki don haɓaka abun da ke ciki da aikin man goge baki. Waɗannan aikace-aikacen suna nuna mahimmancin sulfate na alli a cikin masana'antar harhada magunguna, suna ba da mahimman kayan abinci da kaddarorin samfuran magunguna.
25kg/bag
Calcium sulfate hemihydrate CAS 10034-76-1
Calcium sulfate hemihydrate CAS 10034-76-1
