Buildex

Buildex, Inc. is a Midwestern US producer of expanded shale lightweight aggregate marketed as Buildex lightweight aggregate. The word Haydite® in the company's logo refers to the company's roots that go back to Stephen J. Hayde, the inventor of expanded shale lightweight aggregate produced by the rotary kiln process. Buildex is a construction mater... ial used primarily in the production of lightweight concrete masonry (Haydite block and Buildex SmartWall Systems concrete masonry units), lightweight structural concrete, asphalt chip seals and also as a lightweight geotechnical fill aggregate. There are many other significant uses, as well. New uses include "Internal Curing" of conventional normal weight concrete. Internal curing extends hydration of cement to reduce shrinkage and improve concrete durability.Read More