Slag cement producers curate course content for professors, students alike

Sources: Slag Cement Association, Farmington Hills, Mich.; CP staff‘ Slag Cement University has premiered as a central repository of educational resources on a key supplementary cementitious material for concrete. The Slag Cement Association designed offerings to make it easy for educators to incorporate candidate course content into existing construction or engineering college degree programs. The University serves to enhance concrete…

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Cemex extends Sunshine State cementitious materials distribution

Sources: Cemex USA, Houston; CP staff Cemex USA has increased portland cement, slag cement and fly ash sourcing flexibility and distribution capacity in Florida, its largest market, with $8 million-plus in Ports of Pensacola and Palm Beach terminal investments. The producer has added barge unloading equipment to augment the former operation’s legacy rail load out and leverage its parent company’s…

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Slag cement producers log fifth consecutive year of double-digit shipment gains

Sources: Slag Cement Association, Farmington Hills, Mich., Slag cement shipments in the U.S. climbed 11.7 percent in 2020 versus prior-year volume, sustaining a streak of year-over-year, double-digit percentage growth dating to 2016. The Slag Cement Association attributes the trend in part to the binder’s benefits in plastic and cured concrete, including better workability and finishability; thermal stress reduction; higher compressive…

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Charah sites slag grinding mill at Houston terminal

Source: Charah Solutions Inc., Louisville, Ky.; CP staff

Charah Solutions will open a second facility using new grinding technologies for finishing granulated blast furnace slag as a supplementary cementitious material. Scheduled to be fully operational in the third quarter of 2019, the facility is located within Watco’s Greens Port Industrial Terminal (GPIT) on the Houston Ship Channel, and accessible by ship, truck and rail. It will deploy processing methods developed by SCB International, which Charah acquired last year and premiered at a New York terminal along the Hudson River. 

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Slag cement shipments climb at double-digit pace in 2018

Sources: Slag Cement Association, Farmington Hills, Mich.; CP staff

Slag Cement Association members report an 11 percent year-over-year increase in 2018 shipments, to 3.45 million metric tons. “Those of us in the concrete industry have long known that the use of slag cement increases the strength and durability of concrete at a reduced environmental impact,” notes SCA President Ed Griffith. Last year’s slag cement volume, up from 3.11 million mt in 2017, he adds, “represents the strength of our economy and increased understanding of the benefits of slag cement in the design, specification, and construction communities.”

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Charah inaugurates slag, pozzolan finishing technology at N.Y. terminal

Sources: Charah Solutions Inc., Louisville, Ky.; CP staff

Fly ash processor Charah Solutions’ first facility with patented granulated blast furnace slag (GBFS) grinding technology is located 100 miles up the Hudson River from New York City at the Port of Coeymans. With barge, rail and truck access, it will finish MultiCem-branded slag cement to be distributed through the company’s MultiSource materials network. 

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Calculator performs life cycle assessment for slag cement concrete

Sources: Slag Cement Association (SCA), Farmington Hills, Mich.

SCA has posted for free download a calculator with which concrete producers can quantify and interpret cradle-to-gate life cycle assessments (LCA) reflecting the environmental impact of mixtures with and without slag cement. Calculations are based on the industry-average Environmental Product Declaration (EPD) for ready mixed concrete that incorporates industry-average EPDs for slag cement and portland cement in the United States. The calculator also allows users to evaluate how different concrete mixtures affect whole building impacts based on a typical case study project.

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