Yaushe Zaku Yi Amfani da Superplasticizer a Kankare?

(Yaushe Zaku Yi Amfani da Superplasticizer a Kan Kankara?)

Superplasticizer wani ƙari ne na sinadari da ake amfani da shi wajen kera abubuwa da yawa. Babban abun ciki na wannan sinadari a cikin kankare na iya inganta ƙarfin kayan. Hakanan ana amfani dashi don haɓaka haɓakar siminti. Yana da kyau a zaɓi superplasticizer bisa nau'in aikace-aikacen da za a yi amfani da shi a ciki.

Masu rage ruwa

Masu rage ruwa su ne sinadarai waɗanda ke canza halayen siminti. Ana amfani da su don haɓaka ƙarfin siminti da rage yawan ruwa. Gabaɗaya, akwai nau'ikan rage ruwa iri uku. Masu ragewa na al'ada, masu rage tsaka-tsaki, da masu rage girman girman suna da kaddarorin iri ɗaya amma sun bambanta a cikin sinadarai da aiki.

Sikament 686 babban mai rage ruwa ne, bisa fasahar polycarboxylate. Ya dace da ASTM C-494 Nau'in A da F buƙatun haɗin gwiwa kuma yana ƙara ƙarfin aiki da dorewa. Sakamakon abu ya fi karfi, sauƙin aiki, kuma yana da ƙananan raguwa.

Superplasticizers na iya rage abun ciki na ruwa a cikin kankare da kusan 30%. Abubuwan sinadaran gabaɗaya ana ƙara su zuwa gaurayawan a cikin ƙima na 0.5 zuwa 3 bisa dari. Suna haɓaka slump da elasticity na kankare kuma suna da fa'ida ga masu kera kankare.

Superplasticizers

A cikin siminti, superplasticizer shine ƙari wanda ake amfani dashi don haɓaka aikin simintin. Wannan kadarorin yana da fa'ida a cikin yanayi daban-daban, saboda yana ba da damar ƙarewa da sauri, ƙara ƙarfi, da ingantaccen sake amfani da su. Hakanan zai iya taimakawa wajen adana siminti ta hanyar rage fashewar zafi da raguwa. Duk da sabon amfani da su, superplasticizers har yanzu suna da rigima kuma suna da wasu matsaloli. Ci gaba da karantawa don ƙarin koyo game da ribobi da fursunoni na amfani da irin wannan ƙari.

Ƙara superplasticizer zuwa kankare yana rage adadin siminti wanda dole ne a ƙara. Wannan ƙari yana ba da damar kankare don isa mafi girma a cikin ƙasa da lokaci fiye da baya, kuma yana adana siminti, mafi tsada a cikin haɗuwa. Wani fa'idar superplasticizers shine cewa suna da ƙarancin tasiri akan saita lokaci, kuma a yawancin lokuta suna jinkirta saita lokacin har zuwa awa ɗaya.

Siminti mai gudana

Ana yin siminti mai gudana don samun raguwa mafi girma na ɗan lokaci, sabanin yadda aka saba yi, kuma yawanci ana yin shi ta hanyar ƙara abubuwan ƙarawa a cikin simintin bayan ya isa wurin aiki. An gauraya waɗannan abubuwan haɗin gwiwa sosai don samar da adadin da ake buƙata. Siminti mai gudana yana da babban slump, gabaɗaya inci shida zuwa takwas, kuma yana raguwa zuwa ƙananan slump bayan kusan rabin sa'a. Wannan babban slump yana ba da damar sauƙaƙe ayyukan jeri, amma yana iya haifar da matsaloli, gami da rarrabuwa na siminti.

Akwai yanayi da yawa lokacin amfani da superplasticizers ya dace. Misali, idan simintin za a fallasa shi ga dogon haske ga hasken rana ko kuma ana sanya shi na dogon lokaci, yana iya zama da amfani don ƙara superplasticizer zuwa gaurayawan. Superplasticizer zai rage adadin bushewa shrinkage, wanda inganta karko na kankare.

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(Yaushe Zaku Yi Amfani da Superplasticizer a Kan Kankara?)