A.S.T.M. C-494 Type C and Type E specification. This can be used to offset the effects of cold temperatures , to compensate for retardation due to other admixtures, or to speed up the construction process. This increased hydration rate has a positive effect on the release of chemicals that react with fly ash and other pozzolans. Field Service Experienced Technical Service Representatives are available at each of our 7 branches listed on the back page of this bulletin. Dosage will vary with different brands of cement.
Acceleration increases with increasing dosage.
The exact amount depends on the temperature, time of set of the plain concrete and the performance needed. Concrete producers should conduct tests with their materials to determine the most efficient dosage. Thorough mixing is required to assure proper admixture disbursement throughout the batch. Insufficient mixing could result in slump variation causing additional job site water to be added. If frozen, thaw and agitate thoroughly before use.