3D Concrete Printing Technology

3D Concrete Printing Technology Latest News

Andhra Pradesh government is set to use 3D Concrete Printing (3DCP) technology to construct houses for beneficiaries under the Pradhan Mantri Awas Yojana-Gramin (PMAY-G) scheme.

About 3D Concrete Printing Technology

• It is an innovative construction technique that enables the creation of complex and customized structures. 
• It is a construction-scale additive manufacturing—commonly called 3D Concrete Printing—replaces traditional masonry and sequential manual labour with a computer-controlled system.
• Working
  • A robotic printer directly translates a digital Building Information Modelling (BIM) design into a physical structure by extruding specially formulated cementitious materials through a nozzle in successive horizontal layers.
  • It heavily relies on material science and automation to ensure that the wet mix maintains precise extrudability, buildability, and rapid setting times without collapsing under its own weight.
• Advantage
  • The primary advantages of 3D printing lie in its unprecedented speed, reduced material waste, and elimination of traditional timber or steel formwork. 
  • Low-carbon inks and materials reuse are being developed to mitigate the environmental impact associated with increased cement usage.
• Applications: In India, the technology is tailored for affordable housing missions, disaster-relief shelters, remote-area deployments, defense fortifications, and rapidly erected public facilities.

Source: TH

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