What Is Lightweight Concrete? Lightweight concrete is a blend of lightweight coarse aggregates such as shale, clay, or slate, giving it low density. The in-place density (unit weight) of structural lightweight concrete ranges from 1440 to 1840 kg/m3. Principle Of Lightweight Concrete 1. The core principle behind the production of lightweight concrete is the introduction […] The post Lightweight Concrete – Advantages, Disadvantages & Uses appeared first on DAILY CIVIL .