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Issue 2013-01

Admixtures for shrink reduction of Portland cement-based mortars and concretes

(10) WO 2012/162292 A2 (22) 22 May 2012 (43) 29 November 2012 (71) PREMIER MAGNESIA, LLC [US/US]; 300 Barr Rarbor Drive, Suite 250, West Conshohocken, Pennsylvania 19428 (US) (57)  Portland...

Issue 2020-02 Concretes with new, clinker-efficient cements

Durability properties

In the next version of DIN EN 197-1, additional standardized clinker-efficient cements will be added with CEM II/C-M and CEM VI. CEM II/C-M cements contain at least 50 M.-% clinker and CEM VI...

Issue 2019-02 Concrete engineering

Sprayable, structurally dense lightweight concrete

Cement-aggregate mixtures have been sprayed for well over 100 years [1]. Developments in process and concrete engineering made since that time enable shotcretes to be processed re-liably today in both...

Issue 2014-06 CAD Instruments

RheoCAD500 for cement and concrete rheology

It is widely accepted that concretes with identical slump flows can show large variations in viscosity. The complete characterization of such complex fluids can be achieved with the new RheoCAD500 as...

Issue 2013-02 Critical observations

Flowable Filling concrete in practice

Specific tasks in concrete construction, e.g. supplementing concrete in thin layers, can only be realized with flowable concrete. For these purposes, special types of flowable concretes have been in...