3.2. Type of Cement

Try these first

1. 1.

   What is the main role of cement in concrete?

   Hint

   Think about what holds concrete together.

2. 2.

   Name two types of cement discussed in the section.

   Hint

   Consider the most commonly used types.

3. 3.

   Which type of cement is known for its high early strength?

   • OPC 43
   • OPC 53
   • PPC

   Hint

   Think about the grading numbers related to strength.

4. 4.

   True or False: Portland Pozzolana Cement is more environmentally friendly.

   • True
   • False

   Hint

   Consider environmental impacts of materials.

5. 5.

   A construction site requires concrete that can withstand heavy rainfall and sewage. Discuss the type of cement you would choose and justify your choice.

   Hint

   What environmental conditions are critical to consider?

6. 6.

   A project requires a fast-setting cement for a high-rise building. Evaluate why OPC 53 might be a suitable choice.

   Hint

   Think about time constraints in construction.