Kwanan Wata: 16, Janairu, 2023

Abubuwan da ake ƙara ƙarawa sune sunadarai da kayan da aka haɗa su cikin siminti don canza aikin sa.Additives suna ba da takamaiman fa'ida ga wani aiki na musamman.Abubuwan da ake amfani da su na ruwa a lokacin niƙan siminti suna inganta ƙarfin siminti.Concrete bonding additives tsohon kankare zuwa sabo don ayyukan ciki da na waje kamar bango capping da resurfacing.Additives launi suna ba da kankare kyan gani.Ko wane irin aiki ne, abubuwan da ake ƙarawa suna taimakawa wajen yin shi.

Ciwon sanyi na sanyi yana da kyawawan kaddarorin da aka sanya a cikin yanayin zafi.A ƙananan zafin jiki, ko da yake, kankare saiti kuma yana samun ƙarfi a hankali saboda simintin baya yin ruwa da sauri.Ana ƙara lokacin saitawa kusan kashi ɗaya bisa uku na kowane raguwar digiri 10 a cikin kankare zafin jiki zuwa digiri 40 Fahrenheit.Haɓaka abubuwan haɗin gwiwa na iya taimakawa don kashe waɗannan tasirin ƙananan yanayin zafi akan saiti da samun ƙarfi.Ya kamata su cika buƙatun ASTM C 494, daidaitattun ƙayyadaddun ƙayyadaddun sinadarai don haɗakarwa.

Jufu yana samar da abubuwan da ake amfani da su na kankare don yanayin sanyi da kuma abubuwan da ake amfani da su don hana ruwa, waɗanda za a iya amfani da su sosai a Gine-gine.

Menene fa'idodin jimlar siminti mai kyau

1. Kamar yadda irin waɗannan kayan suna da kyau mai kyau kuma suna da kwanciyar hankali yayin ginawa, aikin samar da kayan aiki yana inganta sosai.Makullin ba shine girgizawa a cikin tsarin samarwa ba, wanda ke rage lokacin zubewa da ƙarfin aiki, kuma yana rage farashin aiki.

2. Kamar yadda aka ambata a baya, saboda babu buƙatar girgiza, babu hayaniya, kuma ana iya sassauta hannayen mutane, wanda ke inganta lafiyar aiki sosai da kuma inganta yanayin aiki.

3. Daga yanayin ingancin ginin, ba za a sami kumfa a kan ginin ginin lokacin amfani da wannan kayan ba, balle a gyara.A lokaci guda, matakin 'yanci yana da girma sosai, har ma da wasu sifofi masu rikitarwa ko sifofi tare da ƙarfafawa mai yawa ana iya zubowa cikin sauƙi.

Menene tsare-tsare don hadawa da kankare:

1. Mai haɗawa mai haɗawa sanye take ƙarƙashin yanayi daban-daban na lakabi daban-daban, ba wai kawai ba, amma kuma ya dogara da nau'in takamaiman kayan aiki, don zaɓar kayan aiki da kayan aiki masu dacewa.

2. Yin amfani da tashoshi ɗaya ko biyu ya dogara da takamaiman aikin aiki.Idan babban adadin siminti ya buƙaci a zubar da shi a lokaci ɗaya kuma abubuwan da ake buƙata don ingancinsa sun fi girma, yana da kyau a yi amfani da nau'i biyu na ƙananan tsire-tsire masu haɗuwa.