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Day: January 19, 2018

Admixture extracts CSH binding value, tempers heat-prone free lime

Concrete News
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Ohio-based adhesive, sealant, gel and coating specialist Silicone Solutions plans a 2018 World of Concrete launch for a nano-silica admixture that effectively converts Types I and II portland cement to a Type IV low heat binder. CoolCure skews hydration chemistry to calcium silicate hydrate or CSH, the principal binding agent in concrete, to the detriment of calcium hydroxide or Ca(OH)2, the heat of hydration source. The product is dosed in two parts per cubic yard: a silica-rich liquid at up to 1 gallon plus a dry catalyst at up to 1 lb. per 100 lbs. of cement.

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STEEL, SYNTHETIC FIBER REPORT

Concrete News
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Concrete Products examines polypropylene, nylon, acrylic and other synthetic products for secondary concrete reinforcement, plus steel fibers, which continue to show potential for replacing conventional rebar or mesh. Most of the products and technologies here will be exhibited at 2018 World of Concrete.

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MANUFACTURERS – JANUARY 2018

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Sika Corp. dedicated an admixture and mortar production facility near Houston late last year. Geared to Texas and Southwest markets, the plant is the company’s 22nd in the U.S. and equipped for production of polymers central to high performance admixtures.

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ORGANIZATIONS – JANUARY 2018

Concrete News

The National Ready Mixed Concrete Association Operations, Environmental and Safety Committee begins 2018 with a new name: Safety, Environmental and Operations Excellence (SEO) Committee. The NRMCA Board prompted the change while also creating the Work Force Development Committee, responsible for human resource matters specific to ready mixed concrete, and superseding the former OES HR Task Group.

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PRODUCERS – JANUARY 2018

Concrete News

St. Louis-Breckenridge Material Co. and Eastern Missouri Concrete have entered a partnership with CarbonCure Technologies in Halifax, N.S. The ready mixed producers will install equipment injecting carbon dioxide into concrete loads, where the gas converts to a solid mineral in the matrix and improves compressive strength development.

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Sequatchie Concrete + Cleveland Ready Mix

Concrete News
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Sequatchie Concrete Service Inc. of South Pittsburg, Tenn., has added two plants in a deal for Cleveland Ready Mix, which served contractors in five eastern Tennessee counties for 50-plus years under late owner Claude Simpson. Sequatchie Concrete President Jesse Slaton told the Chattanooga Times Free Press that the acquisition will “strengthen our ability to serve customers along the Interstate 75 corridor.” The Cleveland and Calhoun, Tenn., plants join 20-plus Sequatchie Concrete ready mixed and block operations in eastern Tennessee, northwestern Georgia and northeastern Alabama.

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Concreate, Corian, Cosentino demonstrate the graying of hard surfaces

Concrete News

Concreate LLC has added Titanium Black, Metal Grey and Bronze Grey to its charter selection of Natural Grey, Dark Grey and Mineral White lightweight floor planks and wall panels. A specialist in premium surface products, the Los Angeles company offers a tongue and groove flooring option packaged to rival the most pristine polished concrete or smooth poured concrete floor in design, ease of use and finish. All plank colors are available as wall panels.

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