Ntchito yozindikira | Performance index | Mtengo woyezedwa | |
Kuchepetsa kwamadzi% | ≥14 | ≥20 | |
Chiyerekezo cha magazi% | ≤90 | ≤80 | |
Gasi % | ≤3.0 | ≤2.0 | |
Kusiyana kwa nthawi ya condense (min) | Kusindikiza koyamba | -90-120 | -90-120 |
Final condense | |||
Chiyerekezo cha mphamvu zopondereza% | 1d | ≥140 | ≥160 |
3d | ≥130 | ≥150 | |
7d | ≥125 | ≥140 | |
28d pa | ≥120 | ≥130 | |
Chiŵerengero cha kuchepa kwa chiwerengero% | ≤135 | ≤135 | |
Kuwonongeka kwachitsulo | Palibe | Palibe | |
Uniformity index | Ntchito yozindikira | snf Powder Index | |
Zolimba (%) | ≥92 | ||
Kulimbitsa thupi (%) | 0.315mm (zotsalira) <10 | ||
PH mtengo (10g/L) | 7--9 | ||
Zomwe zili ndi chlorine ion (%) | ≤0.5 | ||
Sodium sulphate (%) | ≤5 | ||
Zonse za alkali (%) | ≤20 | ||
Insoluble matter (%) | ≤0.5 | ||
Kuchuluka kwa simenti (mm) | ≥220 | ||
Maonekedwe | Ufa wachikasu-bulauni |
Amagwiritsidwa ntchito kwambiri mu engineering ya konkriti, prefabricated, ogona, milatho, tunnel, chitetezo cha dziko, uinjiniya wankhondo, kusungirako madzi, uinjiniya wamagetsi, madoko, njanji ya ndege, zomangamanga zapamwamba.
Mlingo:0.5% -0.8%, wosuta ayenera malinga ndi kufunika kuyesera kudziwa mulingo woyenera kwambiri mlingo.
Pulasitiki Yodabwitsa: Pamawerengero, mphamvu yopondereza pa tsiku la 1, tsiku lachitatu ndi tsiku la 28 mutatha kugwiritsa ntchito kamodzi imachulukitsidwa ndi 60% -90% ndi 25% -60% motsatana ikawonjezeredwa pamlingo wosakanikirana.Zotsatira zake, mphamvu yopondereza, kulimba kwamphamvu, kulimba kwamphamvu ndi modulus ya elasticity zidzakulitsidwa pamlingo wina.
Pansi pa chiŵerengero chomwecho cha madzi / simenti, kuwonongeka kungathe kuwonjezeka nthawi 5-8 pamene kuwonjezeredwa pa mlingo wa 0.75%.
15-20% ya simenti ikhoza kusungidwa pamene wothandizirayo akuphatikizidwa pa mlingo wa 0.75%, womwe umatsimikiziridwa ndi kuwonongeka komweko ndi mphamvu.