Chii chinonzi polyaluminum chloride?
Polyaluminum Chloride (Poly aluminum chloride) haina PAC. Imhando yekemikari yekurapa mvura yekunwa, mvura yemumaindasitiri, mvura yakasviba, kuchenesa mvura yepasi pevhu kubvisa ruvara, kubvisa COD, nezvimwewo nekuita. Inogona kuonekwa semhando yeflocculate agent, decolor agent kana coagulant.
PAC ipolymers dzisina kunyungudika dzinonyungudika mumvura dziri pakati peALCL3 neAL(OH)3, fomura yemakemikari iyi [AL2(OH)NCL6-NLm], 'm' zvinoreva huwandu hwepolymerization, 'n' inomirira mwero wepakati wePAC products.lt ine mabhenefiti emutengo wakaderera. Kushandiswa pasina muripo, uye mhedzisiro yakanaka yekuchenesa.
Mhando dzePAC ngani?
Kune nzira mbiri dzekugadzira: imwe ndeyekuomesa madhiramu, imwe ndeyekuomesa nepfapfaidzo. Nekuda kwemhando dzakasiyana dzekugadzira, pane musiyano mudiki kubva pakuonekwa uye zviri mukati.
PAC yekuomesa madhiramu ine magranule eyero kana yero yakasviba, ine huwandu hweAl203 kubva pa27% kusvika 30%. Chinhu chisinganyungudike mumvura hachipfuuri 1%.
Kunyange zvazvo Spray Drying PAC iri yero, yero yakachenuruka kana kuti chena, ine huwandu hweAI203 kubva pa28% kusvika 32%. Chinhu chisinganyunguduke mumvura hachipfuuri 0.5%.
Ungasarudza sei PAC yakakodzera yekurapa mvura yakasiyana?
Hapana tsananguro yekushandiswa kwePAC mukurapa nemvura. Inongova mwero wePAC specifcation inoda kurapwa nemvura zvisina tsananguro. Standard No. yekurapa mvura yekunwa iGB 15892-2009. Kazhinji, 27-28% PAC inoshandiswa mukurapa mvura isiri yekunwa, uye 29-32% PAC inoshandiswa mukurapa mvura yekunwa.
Nguva yekutumira: Chikunguru-20-2021