The results of studies of the effect known hardening accelerators compared to the new ones. The optimal dosage of modifiers to study the effect of additives investigated on two types of portland cement on setting time and the normal density of the cement paste, the kinetics of heavy concrete hardening, heat and contraction of cement.
ускорители твердения, тяжелый бетон, физико-механические свойства, Hardeners, heavy concrete, physical and mechanical properties
1. Bazhenov Yu.M. Tehnologiya betona. - M.: ASV , 2000 g., 500 s.
2. Posobie po primeneniyu himicheskih dobavok pri proizvodstve sbornyh zhelezobetonnyh konstrukciy i izdeliy, (k SNiP 3.09.01-85).
3. Kastornyh L.I. Dobavki v betony i stroitel'nye rastvory. Izdanie 2-e, Rostov na Donu: Feniks, 2007. - 221s.
4. Rebinder P.A.,Segalova E.E., Alinina E.A., Andreeva E.N. Fiziko-mehanicheskie osnovy gidratacionnogo tverdeniya vyazhuschih veschestv. Shestoy mezhdunarodnyy kongress po himii cementa. M., Stroyizdat, 1976g., t.2, kn.I.
5. Ratinov V.B., Rozenberg T.I. Dobavki v beton. M., Stroyizdat, izdanie 2-e, pererabotannoe i dopolnennoe, 1989, s. 188.
6. GOST 24211-2008. Dobavki dlya betonov. Obschie tehnicheskie trebovaniya.
7. GOST 30459-2008. Dobavki dlya betonov. Metody opredeleniya effektivnosti.
8. GOST 18105-86. Betony. Pravila kontrolya prochnosti.
