Raw materials

Structural clay experts convene in Oklahoma City for networking and plant tours

By Greg Geiger / July 2, 2024

The 2024 combined meeting of the ACerS Structural Clay Products Division, ACerS Southwest Section, and Clemson University’s National Brick Research Center took place in Oklahoma City, Okla., June 17–19. Nearly 120 attendees came to enjoy the networking, technical presentations, and plant tours.

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Alternatives to Ukrainian clay: Turkish clay demonstrates potential for white tile manufacturing

By Lisa McDonald / June 21, 2024

The ongoing war in Ukraine is driving tile manufacturers to look for alternative sources of clay for tile manufacturing. In a recent open-access paper, researchers from Spain and Türkiye investigated the potential of clay sourced from the Afyon region of Türkiye as a possible alternative to Ukrainian clay for white tile manufacturing.

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Building slag resistance: Effects of corundum aggregate type on hot metal ladle bricks

By Lisa McDonald / April 12, 2024

The choice of starting material for refractory ceramics can greatly affect the product’s final properties. Researchers from Wuhan University of Science and Technology in China investigated the effects of different corundum aggregates on Al2O3-SiC-C bricks.

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Navigating supply constraints: Reappraisal of red clays in porcelain stoneware production

By Lisa McDonald / March 29, 2024

With Ukrainian clay in short supply and high demand, tile manufacturers are considering reformulating their tiles based on clay in local deposits. Researchers in Italy conducted a comprehensive characterization of two iron-rich Italian clays to determine their suitability for porcelain stoneware production.

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Next step in cement-free refractories: Follow-up study emphasizes potential of geopolymer binders

By Lisa McDonald / March 26, 2024

In August 2023, researchers at the Federal University of São Carlos in Brazil conducted preliminary tests on the potential of metakaolin-derived geopolymer binders to replace calcium aluminate cement binders in high-alumina refractory castables. A new follow-up study confirms this potential.

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String-based extraction could revolutionize lithium production

By Lisa McDonald / November 10, 2023

With the drastic increase in demand for lithium, new sources and extraction methods are needed to secure sufficient supply. Princeton University researchers led development of a new passive method for extraction of lithium from saltwater. The method, if advanced to industrial scale, could significantly decrease both the time and amount of land necessary for lithium production.

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From trash to treasure: Environmentally friendly recovery processes allow reuse of battery scraps

By Guest Contributor / November 7, 2023

More environmentally friendly recycling methods are needed to make the lithium-ion battery market into a sustainable and circular economy. Two recent studies demonstrate some ways to accomplish this goal.

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Video: Rapid expansion of exploratory licenses in Tasmania worries landowners

By Lisa McDonald / September 13, 2023

The mining and minerals processing industries are economically significant sectors for the Australian island state of Tasmania. But as companies apply for more and more exploratory licenses to identify new minerals deposits, landowners in the state are concerned about the environmental impacts.

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Facing the lithium shortage, plus more inside August 2023 ACerS Bulletin

By Lisa McDonald / August 3, 2023

The August 2023 issue of the ACerS Bulletin—featuring an overview of the global lithium market—is now available online. Plus—USGS Mineral Commodity Summaries.

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Effects of expanded graphite content on the performance of magnesia carbon bricks

By Lisa McDonald / July 11, 2023

Magnesia carbon bricks are widely used in steelmaking because of their excellent thermal, chemical, and mechanical properties. These bricks can be fabricated using various carbon sources. In a recent paper, researchers at Changwon National University investigated the effects of expanded graphite content on MgO–C bricks.

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