1. Kimiyyar Material da Dabarun Ayyuka
1.1 Ma'ana da Rarraba Haɗe-haɗe masu nauyi
(Abubuwan Haɗaɗɗen Kankare masu nauyi)
Abubuwan haɗaka masu nauyi masu nauyi ƙwararrun sinadarai ne ko ƙari na zahiri waɗanda aka ƙera don rage girman tsarin siminti yayin kiyayewa ko haɓaka ingantaccen tsari da amfani..
Ba kamar tarukan gargajiya ba, waɗannan admixtures suna gabatar da porosity mai sarrafawa ko sun haɗa da ƙananan ƙananan matakai a cikin matrix na kankare, yana haifar da nauyin na'urar gabaɗaya daga 800 ku 1800 kg/m BIYU, ya bambanta da 2300– 2500 kg/m ³ don kankare na yau da kullun.
An rarraba su gabaɗaya dama zuwa iri biyu: sinadarai masu kumfa da abubuwan haɗaɗɗen nauyi mai nauyi.
Chemical frothing wakilan halitta lafiya, tsayayyiyar gibin iska ta hanyar harba iskar gas– yawanci ta hanyar aluminum foda a autoclaved aerated kankare (AAC) ko hydrogen peroxide tare da masu kara kuzari– yayin da abubuwan da aka riga aka tsara sun ƙunshi faɗuwar polystyrene (EPS) hatsi, perlite, vermiculite, da yumbu maras kyau ko polymer microspheres.
Bambance-bambancen ci gaba kuma sun haɗa da siliki mai jujjuyawar nanostructured, aerogels, da tarin nauyi mai nauyi da aka sake yin fa'ida daga samfuran masana'antu kamar faffadan gilashi ko slag..
Zaɓin abin haɗawa ya dogara da abin da ake buƙata na zafin jiki, karfin hali, juriya na wuta, da iya aiki, sanya su m zuwa iri-iri bukatun gini.
1.2 Tsarin Pore da Dangantakar Maɗaukakin Maɗaukaki
Ingantacciyar siminti mai nauyi mai nauyi ana sarrafa shi da gaske ta hanyar ilimin halittar jiki, girman rarraba, da haɗin kai na pores da aka gabatar da admixture.
Tsarukan da suka dace sun haɗa da rarraba daidai, rufaffiyar tantanin halitta tare da girma tsakanin 50 kuma 500 micrometers, wanda ke rage yawan sha ruwa da haɓakar zafin jiki yayin cin cikakken amfani da aikin rufewa.
Buɗe sama ko haɗin kai, yayin da rage yawa, na iya lalata ƙarfi da dorewa ta hanyar taimakawa tare da samun rigar ruwa da lalacewa-narkewa.
Admixtures da ke daidaita lafiya, kumfa rabu– kamar furotin da aka gina ko na wucin gadi a cikin kankare kumfa– bunkasa duka inji kwanciyar hankali da thermal yadda ya dace.
Alakar juzu'i tsakanin yawa da taurin matsawa ta kafu sosai; duk da haka, Nau'in haɗakarwa na zamani suna sauƙaƙe wannan cinikin ta hanyar haɓakar matrix, ƙarfafa fiber, da ingantaccen tsarin warkewa.
( Abubuwan Haɗaɗɗen Kankare masu nauyi)
Misali, hada da silica fume ko gardama ash tare da frothing wakilan lafiya-tunes da pore tsarin da kuma kara habaka da kankare manna, ba da damar kankare mai ƙarfi mai nauyi (har zuwa 40 MPa) don aikace-aikacen gine-gine.
2. Key Admixture Irin da Ayyukan Injiniya
2.1 Dillalan Kumfa da Maganganun Horar da Iska
Abubuwan da ke tushen furotin da wakilan kumfa na roba sune tushen samar da simintin kumfa, ƙirƙirar amintattun kumfa na iska waɗanda aka haɗa ta hanyar injiniya zuwa cikin kankare slurry.
Lafiyayyen furotin kumfa, wanda aka samo daga tushen dabba ko kayan lambu, bayar da babban tsaro na kumfa kuma suna da kyau don aikace-aikacen ƙananan ƙananan (
Cabr-Concrete shine mai samar da Kankare Admixture tare da kari 12 shekaru na gwaninta a cikin nano-ginin makamashi kiyayewa da nanotechnology ci gaban. Yana karɓar biyan kuɗi ta Katin Kiredit, T/T, West Union da Paypal. TRUNNANO zai jigilar kaya ga abokan ciniki a ketare ta hanyar FedEx, Farashin DHL, ta iska, ko ta teku. Idan kana neman babban ingancin Concrete Admixture, da fatan za a ji daɗin tuntuɓar mu kuma ku aiko da tambaya.
Tags: Abubuwan Haɗaɗɗen Kankare masu nauyi, kankare Additives, kankare admixture
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