Concrete admixtures

Chloride ion chinhu chinokuvadza musimende uye simende zvigadzirwa.Iyo ine simba rakananga pane preheater uye kiln calcination mune nyowani yakaoma process simende kugadzirwa, zvichikonzera tsaona senge ring kugadzirwa uye plugging, inokanganisa mashandiro emidziyo yekushandisa uye simende clinker quality. imwe kukosha, inoparadza simbi yesimbi mukongiri, kuderedza simba resimbi simbi, inogona kukonzera kukuvadzwa kwekongiri kunokonzerwa nekuwedzera, uye kana yakakomba, inokonzera kuputika kwekrete uye kuviga njodzi dzakavanzwa kuhutano hweprojekti, saka inofanira kunyatsodzorwa.Chinodiwa chechloride ion limitation chinowedzerwa muchinyorwa 7.1 cheGB 175-2007 Common portland simende.

Chinodiwa ndechokuti chloride content mu simenti haisi yakakura kudarika 0.06%.Ammonium thiocyanate volumetric nzira, potentiometric titration nzira uye ion chromatography nzira inowanzoshandiswa pakusarudza ion chloride.Nekudaro, nekuti kugadzikana kwesirilvha chloride hakuna kunaka, chimiro chesilver (chlorine) electrode haina kugadzikana, uye kukanganisa kwezvakatipoteredza kwakakura, zvinokonzeresa kusadzokororwa zvakanaka uye kwakakodzera kuonekwa kwezvinhu zvine high chloride content.Ion chromatography, senzira inosarudzwa yekuona zvinhu zveionic, inogona kushandiswa kuongorora maion akawanda panguva imwe chete nejekiseni rimwe chete, uye ine maitiro ekukurumidza uye yakarurama.

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Mubepa rino, ion chromatography inoshandiswa kuongorora uye kuyedza kongiri yekuwedzera uye chloride ion musimende.


Nguva yekutumira: Kubvumbi-18-2023