Cemex to test electric device’s kiln readiness

Cemex S.A.B. de C.V. is the first cement producer to announce testing of Coolbrook Roto Dynamic Heater (RDH) technology, which uses electric power to attain the 1,500-1,700°C kiln temperatures required to calcine and convert limestone and other raw feeds to clinker. At plant scale, an RDH apparatus running on renewable energy sources could potentially replace fossil fuel combustion for the…

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PRODUCERS – MAY 2022

A new identity for LafargeHolcim in the United States, Holcim US, unites legacy brands and strengthening the cement, aggregate and concrete producer’s purpose “to build progress for people and the planet.” Between cement, aggregates, concrete businesses under namesake, Lafarge, Aggregate Industries, Lattimore Materials and other brands, Holcim US operates in 43 states. As the country’s leading building materials provider, it…

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Calstone deal grows Oldcastle APG footprint in Golden State hardscapes

Atlanta-based Oldcastle APG has acquired Calstone, a leading northern California producer of pavers, concrete masonry, segmental retaining wall units and packaged materials serving Sacramento, San Francisco, San Jose and Central Valley markets. “This is a strategically important addition to the Oldcastle APG family as we strive to offer complete outdoor living solutions to our customers across the country,” says President…

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Epoxy primer, coating, sealer

HydroCoat is a specially formulated, water-based epoxy coating/sealer exhibiting strong adhesion to existing or green concrete surfaces—smooth or profiled. The product has long pot-life, low odor, and good chemical resistance, and dries to a walkable surface in four to six hours at 73°F. Additional features and benefits include coverage rates of 400-600 square feet/gallon; formulation of 50 percent solids epoxy…

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Road Gang calculates Infrastructure Investment and Jobs Act impact

The Infrastructure Investment and Jobs Act is the most important piece of transportation legislation since the Federal Aid Highway Act of 1956, National Stone, Sand & Gravel Association Vice President of Government and Regulatory Affairs Michele Stanley noted upon the $1 trillion funding package’s late-2021 passage.  “At the core of the legislation is a five-year, $304 billion reauthorization of our…

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