Rufe simintin gyare-gyare wani abu ne na taimako wanda aka lulluɓe a saman ƙura ko ainihin, wanda ke taka muhimmiyar rawa wajen inganta yanayin simintin. Masu sana'ar simintin farko na kasar Sin, fiye da shekaru 3000 da suka gabata, sun shirya kuma sun yi nasarar yin amfani da rufin simintin, wanda ya ba da babbar gudummawa ga bunkasuwar fasahar yin simintin.
Tare da haɓaka samarwa da fasaha, abubuwan da ake buƙata don simintin simintin suna ƙaruwa kowace rana. Don haɓaka gasa na samfuran su, yawancin masana'antun sun ba da kansu ga binciken suturar la'akari da matsalolin samarwa.
Masu biyowa, a taƙaice game da suturar simintin gyaran kafa na matsaloli da yawa.
Na farko, m abun ciki da kuma ƙarfi na shafi
Yanzu, rufin da aka yi amfani da shi don yashi mai haɗin gwiwa yana buƙatar babban abun ciki mai ƙarfi da ƙarfinsa, wanda ya fi dacewa saboda la'akari biyu.
1. Daidaita da halayen yashi mold
A da, yumbu yashi rigar nau'in yashi ba fenti ba, fenti kawai ana amfani da shi don yumbu yashi bushe nau'in. Saboda ƙarfin yumbu yashi busassun nau'in yana da ƙasa sosai, kuma don yin simintin gyaran gyare-gyare yana da mahimmanci ko manyan simintin gyare-gyare, buƙatun da ake buƙata na shafi ba kawai don samar da warewa Layer ba, kuma yana buƙatar infiltration simintin gyare-gyaren rufin saman abubuwan da ke biyowa, mafi kyau. shafe 3 ~ 4 yashi, sa mold surface an inganta, sabili da haka, danko na Paint ba zai iya zama ma high, da m abun ciki ba ma high.
2. Yi la'akari da tanadin makamashi, kare muhalli da rage farashin samarwa
Masu ɗaukar ruwa da ake amfani da su a cikin sutura, galibi ruwa da barasa. Karni 20 70 ~ 80 lokaci, da aka yi amfani da shi baya buƙatar bushewa ko ƙonewa, yana iya canza yanayin haɓakar chlorine hydrocarbons, kamar dichloromethane, a matsayin mai ɗaukar fenti. Saboda gubarsa, mummunan tasirinsa ga muhalli yayin da yake ƙafewa cikin yanayi, da tsadarsa, yanzu ba a yi amfani da shi ba.
Na biyu, albarkatun da ake amfani da su don sutura
Akwai nau'ikan albarkatun ƙasa da yawa da ake amfani da su a cikin suturar simintin gyare-gyare, kuma za a ƙara su akai-akai akan ci gaban masana'antar kayan.
1. jimlar refractory
Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwaƙwalwa na Ƙaƙwalwa na Ƙaƙwalwa na Ƙaƙwalwa na Ƙaƙwalwa na Ƙaƙwalwa na Ƙaƙwalwa na Ƙaƙƙarfan Ƙaƙƙarfan Ƙaƙƙarfan Ƙaƙƙarfan Ƙaƙƙarfan Ƙaƙƙarfan Ƙaƙwalwa na Ƙaƙƙarfan Ƙaƙƙarfan Ƙaƙƙarfan Ƙaƙwalwa na Ƙaƙwalwa ) ne, kuma ingancinsa da zaɓin sa suna da tasiri mai yawa akan tasirin amfani da sutura. A lokaci guda, lokacin zabar jimillar, ya kamata mu kuma yi cikakken bincike game da tsabtace masana'antu da tattalin arziki.
2. mai dako,
Babban dillalai da ake amfani da su a cikin simintin gyare-gyare sune ruwa, barasa da chlorinated hydrocarbons. A halin yanzu, saboda la'akari da farashin da muhalli al'amurran, sosai amfani da chlorine hydrocarbon a matsayin m na shafi, da general ne ruwa tushen shafi da barasa tushen shafi.
Lokacin aikawa: Janairu-10-2022