. Chimata chabwino kwambiri, kusinthasintha, kukana kwa abrasi.
. Kukhuzana ndi kukhudzidwa ndi zinthu zina zakuthupi.
. Madzi abwino kukana, kukana mafuta, zosungunulira, acid kukana, alkali akukana.
. Kukaniza madzi, mchere wamchere ndi kukana kutukuka.
. Kukana kwamphamvu komanso kupitirira.
Chinthu | Dala | |
Utoto ndi mawonekedwe a filimu ya utoto | Colort ndi filimu yosalala | |
Nthawi Yowuma, 25 ℃ | Pamwamba, H | ≤4 |
Zouma zouma, h | ≤24 | |
Kukhala wamphamvu, MPA | ≥ | |
Kuwerama mphamvu, MPA | ≥ | |
Mphamvu yopondereza, MPA | ≥85 | |
Shriness Hardness / (D) | ≥70 | |
Kuvala kukana, 750g / 500r | ≤0.02 | |
60% H2SO4, kukana, 30days | Lolani kuchepa pang'ono | |
25% Naoh, kukana, 30days | Palibe kusintha | |
3% nacl, kukana, 30days | Palibe kusintha | |
Kugwiritsa Ntchito Mphamvu, MPA | ≥2 | |
Kukana Pamtunda, ω | 105-109 | |
Kukhazikika kwamphamvu, ω | 105-109 |
Chotsani zonsezo pamwamba pa simenti, yeretsani mchenga ndi fumbi, chinyezi, chofewa, choyenera, chopanda, osati chosweka, palibe mafuta. Madzi am'madzi sayenera kukhala akulu kuposa 6%, mtengo wamtengo sukuposa 10. Mphamvu ya simenti ya simenti si yochepera C20.
Kutentha kwa pansi sikuchepera 5 ℃, ndipo osachepera 3 ℃ kuposa kutentha kwa mpweya, chinyezi, mvula, mphepo, mphepo ndi mvula sizimaletsedwa mokha.
1, sungani pa kutentha kwa 25 ° C kapena malo ozizira komanso owuma. Pewani kuwala kwa dzuwa, kutentha kwambiri kapena chilengedwe kwambiri.
2, gwiritsani ntchito posachedwa pamene kutsegulidwa. Ndi zoletsedwa kuti tizindikire mlengalenga kwa nthawi yayitali ikadzatsegulidwa kuti isakhumudwitse malonda. Moyo wa alumali ndi miyezi isanu ndi umodzi mchipindacho cha 25 ° C.