Ricerc@Sapienza

Additive manufacturing is one of the main topics of the fourth industrial revolution; defined as Industry 4.0. This technology offers several advantages related to the construction and architectural sectors; such as economic; environmental; social; and engineering benefits. The usage of concrete in additive technologies allows the development of innovative applications and complexity design in the world of construction such as buildings; housing modules; bridges; and urban and domestic furniture elements.

Introduction
Additive manufacturing of cement-based materials is a new challenge for the construction business. Compared to traditional manufacturing, this technology offers important advantages: design freedom, reduction of production costs and times, low pollution and safety.
Printable mixture must meet certain requirements in order to guarantee good extrudability, durability and suitable mechanical properties of the final product.