HPC mix designs heed laser tunnel aluminum, magnesium, silica sensitivity

Tunnel max crop

LafargeHolcim Ltd. unit Holcim Deutschland formulated a series of high performance concretes for elements lining a 3.4-kilometer tunnel housing the world’s most powerful X-ray laser. Located near Hamburg, Germany, the European XFEL generates extremely intense X-ray flashes researchers from around the world use to map atomic details of viruses, film chemical reactions, and study the processes in the interior of planets.

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HPC, GFRC admixtures

96 Fishi 150

Company has added three high performance formulations to a product line encompassing concrete admixtures, sealers and molds. Super-SIX-Admix is a proprietary blend designed to achieve a pinhole free, dense and strong concrete mix that will free flow in precast molds or shape to a superior finish and crisp detail. The formulation suits ultra high performance concrete mixes of self-flowing consistency or with shapeable, clay-like properties for molding, carving or rolling.

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SCC, HPC demand help construction chemicals’ five-year outlook

Sources: Freedonia Group, Cleveland; CP staff

U.S. demand for construction chemicals used in on-site applications is projected to grow 8.2 percent per year through 2018 to $12.1 billion. Gains will be primarily driven by double-digit increases in building construction expenditures, owing to healthy economic growth and an improved consumer financial outlook. Increased economic activity and greater government investment in the aging infrastructure will also support construction chemical use in nonbuilding applications.

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