Eigenmann & Veronelli SpA is the official distributor for Italy of the Buzzi NEXT Expansive SN-18 product, a cementitious additive based on sulfo-aluminate clinker. It is an expansive additive, specifically developed to compensate the shrinkage in classic Portland clinker systems, able to contrast curling and/or cracks.
Next expansive, available only in powder form, in contact with water generates expansive ettringite. When formulated in mortars and concretes, it causes an increase in volume which, when suitably contrasted, tends to compensate the subsequent hygrometric shrinkage.
By adding the correct amount of Buzzi NEXT Expansive SN 18, the following results can be obtained:
With the presence of suitable reinforcement system it is also possible to obtain a chemical prestress
Typical applications are
Learn more on the Buzzi website, or contact us Building Department