Aggregates Explained

In order to learn more about concrete and its properties, we must first take a look at aggregates to understand the role it plays in giving concrete it’s all-too familiar characteristics and properties, making it such a reliable material to work with. What are aggregates? Aggregates are rock or mineral fragments that come in all shapes and sizes. As a purely natural material, aggregates are differentiated by grades, such as 1-3mm, 2-5mm etc. that are all suitable for different uses – we’ll discuss this further later on in the article. Classified as either normal weight, lightweight or heavyweight, they are either…