Expanded Shale, Clay and Slate Institute

Expanded Shale, Clay and Slate Institute is a leading organization dedicated to the advancement and promotion of rotary kiln-produced expanded shale, clay, and slate lightweight aggregate. Based in Chicago, Illinois, Expanded Shale, Clay and Slate Institute serves as the international trade association for manufacturers, tirelessly working to broaden the applications of this versatile material across a multitude of industries. From structural lightweight concrete and smart wall masonry to geotechnical applications and innovative green roof solutions, Expanded Shale, Clay and Slate Institute champions the benefits of lightweight aggregate to architects, engineers, and contractors alike.

Expanded Shale, Clay and Slate Institute plays a vital role in disseminating research and educational material across the building industry, maintaining rigorous standards for product quality, life-safety, and professional integrity. Through collaborative efforts with technical organizations like ACI and ASTM, the Institute ensures that lightweight aggregate consistently meets the evolving needs of the construction sector. This dedication to excellence positions Expanded Shale, Clay and Slate Institute as a cornerstone of innovation in building materials.

Located at 35 E Wacker Dr, Chicago, Illinois 60601, US, Expanded Shale, Clay and Slate Institute’s mission is to foster growth and understanding of lightweight aggregate throughout the entire construction lifecycle. With a focus on internal curing, asphalt chip seal, water treatment, and filtration, Expanded Shale, Clay and Slate Institute is committed to driving sustainable and high-performance building practices. We invite you to contact us and explore how our expertise can contribute to your next project and create a customized and exclusive company showcase and product listing on our platform.