20.1. 3D Printable SCC

Try these first

1. 1.

   What does SCC stand for?

   Hint

   Think about how concrete can fill spaces without vibration.

2. 2.

   Name one property of SCC necessary for 3D printing.

   Hint

   Remember, this property allows it to flow easily.

3. 3.

   What is the primary advantage of using SCC in 3D printing?

   • Requires vibration
   • Reduces material waste
   • Higher labor cost

   Hint

   Think about how 3D printing can utilize materials more efficiently.

4. 4.

   True or False: Plastic viscosity must be high for 3D Printable SCC.

   • True
   • False

   Hint

   Consider how easily the material should flow.

5. 5.

   Design a mix for 3D Printable SCC and outline the steps needed to ensure adequate yield stress and plastic viscosity.

   Hint

   Consider how each component, such as aggregates and admixtures, affects flow.

6. 6.

   Evaluate the potential impacts on construction efficiency when switching from traditional concrete to 3D Printable SCC.

   Hint

   Think about time-saving and how it can influence workflows.