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Menene nau'ikan busasshen turmi daban-daban? Aikace-aikacen foda na latex mai sakewa

Busassun turmi yana nufin wani abu mai ƙyalƙyali ko foda da aka samar ta hanyar cakuɗe tarukan jiki, kayan siminti mara ƙarfi, da ƙari waɗanda aka bushe kuma an tantance su daidai gwargwado. Menene additives da aka saba amfani da su don busassun turmi? Dry foda turmi gabaɗaya yana amfani da siminti Portland azaman siminti, kuma adadin siminti gabaɗaya ya kai kashi 20% zuwa 40% na busasshiyar turmi; Yawancin tarawa masu kyau sune yashi ma'adini kuma suna buƙatar babban adadin maganin da aka rigaya kamar bushewa da nunawa don tabbatar da cewa girman su da ingancin su sun dace da bukatun tsarin; Wani lokaci kuma ana ƙara ash, foda, da sauransu a matsayin admixtures; Admixtures ana amfani da su gabaɗaya a cikin ƙananan kuɗi, kama daga 1% zuwa 3%, amma suna da tasiri mai mahimmanci. Ana zaɓar su sau da yawa bisa ga buƙatun ƙirar samfurin don haɓaka iya aiki, shimfidawa, ƙarfi, raguwa, da juriya na sanyi na turmi.https://www.longouchem.com/redispersible-polymer-powder/

Wadanne nau'ikan busassun busassun turmi ne da aka saba amfani da su?

Redispersible latex foda

Redispersible latex foda zai iya inganta wadannan kaddarorin a bushe foda turmi:

① Riƙewar ruwa da aiki na turmi mai gauraye sabo;

② Ayyukan haɗin kai na daban-daban tushe yadudduka;

③ Sassauci da nakasar aikin turmi;

④ Ƙarfin lankwasawa da haɗin kai;

⑤ Sanya juriya;

⑥ Juriya;

⑦ Ƙarfafawa (rashin ƙarfi).

https://www.longouchem.com/modcell-hemc-lh80m-for-wall-putty-product/

Aikace-aikace naredispersible latex fodaa cikin bakin ciki plastering turmi, yumbu tile mai ɗaure, tsarin bangon bango na waje, da kayan aikin bene na kai sun nuna sakamako mai kyau.

https://www.longouchem.com/redispersible-polymer-powder/

Wakilin riƙe ruwa da kauri

Abubuwan da ke riƙe da ruwa sun haɗa dacellulose ethers, sitaci ethers, da dai sauransu The cellulose ether amfani a bushe foda turmi ne yafi methyl hydroxyethyl cellulose ether (MHECda kuma hydroxypropyl methyl cellulose ether.HPMC).

https://www.longouchem.com/hpmc/

Wakilin rage ruwa

Ainihin aikin wakilai na rage ruwa shine rage buƙatun ruwa na turmi, don haka inganta ƙarfin matsawa. Babban abubuwan rage ruwa da ake amfani da su a busassun turmi foda sun haɗa da casein, naphthalene tushen rage rage ruwa, melamine formaldehyde condensate, da polycarboxylic acid. Casein shine babban na'ura mai mahimmanci, musamman ga turmi mai bakin ciki, amma saboda yanayin yanayinsa, ingancinsa da farashinsa sau da yawa suna canzawa. Naphthalene jerin abubuwan rage ruwa da aka saba amfani da su β- Naphthalenesulfonic acid formaldehyde condensate.

Coagulant

Akwai nau'ikan coagulant iri biyu: accelerator da retarder. Ana amfani da abubuwan haɓakawa don haɓaka saiti da taurin turmi, kuma ana amfani da tsarin calcium da lithium carbonate sosai. Hakanan za'a iya amfani da aluminate da silicate sodium azaman abubuwan haɓakawa. Ana amfani da retarder don rage saiti da taurin turmi, kuma an yi nasarar amfani da tartaric acid, citric acid da gishirin sa, da kuma gluconate.

Mai hana ruwa wakili

Abubuwan hana ruwa sun haɗa da mahadi na polymer kamar baƙin ƙarfe chloride, mahadi na silane Organic, salts fatty acid, polypropylene fibers, da styrene butadiene roba. Iron chloride mai hana ruwa yana da kyakkyawan tasirin hana ruwa, amma yana da saurin lalata sandunan ƙarfe da sassan ƙarfe da aka saka. Gishirin calcium maras narkewa da aka haifar ta hanyar amsawar salts fatty acid tare da ions calcium a cikin ajiyar lokaci na siminti a kan bangon capillaries, suna taka rawa wajen toshe pores da kuma sanya bangon bangon capillary ya zama saman hydrophobic, don haka suna taka rawa mai hana ruwa. Farashin naúrar waɗannan samfuran yana da ɗan ƙaramin ƙarfi, amma yana ɗaukar lokaci mai tsawo don haɗa turmi daidai da ruwa.

zaren

Zaɓuɓɓukan da ake amfani da su don busassun busassun turmi sun haɗa da fiber na gilashin alkali, fiber polyethylene (fiber polypropylene), ƙarfi mai ƙarfi da babban fiber polyvinyl barasa (fiber polyvinyl barasa),itace fiber, da dai sauransu. Wadanda aka fi amfani da su sune ƙarfin ƙarfi da girma na polyvinyl barasa fibers da polypropylene fibers. Ƙarfi mai ƙarfi da babban modules polyvinyl barasa zaruruwan suna da mafi kyawun aiki da ƙarancin farashi fiye da filayen polypropylene da aka shigo da su. Zaɓuɓɓuka suna rarraba ba bisa ka'ida ba kuma daidai a cikin matrix siminti, kuma suna da alaƙa da ciminti don hana haɓakawa da haɓaka microcracks, yin turmi matrix mai yawa, don haka suna da aikin hana ruwa da ingantaccen tasiri da juriya. Tsawon shine 3-19 mm.

Defoamer

A halin yanzu, masu lalata foda da ake amfani da su a busassun turmi sun fi polyols da polysiloxanes. Aikace-aikacen defoamers ba zai iya daidaita abun ciki na kumfa kawai ba, amma kuma yana rage raguwa. A aikace-aikace masu amfani, don inganta ingantaccen aiki, ana buƙatar amfani da ƙari da yawa lokaci guda. A wannan lokaci, wajibi ne a kula da tasirin juna tsakanin nau'o'in additives daban-daban. Bugu da ƙari, yana da mahimmanci a kula da adadin abubuwan da aka ƙara. Kadan ne don nuna tasirin abubuwan ƙari; Da yawa, ana iya samun illa.https://www.longouchem.com/modcell-hemc-lh80m-for-wall-putty-product/


Lokacin aikawa: Agusta-29-2023