Civil Engineering - Concrete Technology - Discussion
Discussion Forum : Concrete Technology - Section 4 (Q.No. 16)
16.
Ordinary Portland cement is manufactured from
Discussion:
27 comments Page 1 of 3.
Agha Bilal said:
6 months ago
Option A is the correct answer.
Bir Bahadur Thokar said:
1 year ago
I think A is the correct option.
Bugti Mehdi said:
2 years ago
Option A is correct.
The main constituents of Portland cement are argillaceous and calcareous materials.
Argillaceous materials are clay, shale, etc.
Calcareous materials are limestone, Chalk, etc.
The main constituents of Portland cement are argillaceous and calcareous materials.
Argillaceous materials are clay, shale, etc.
Calcareous materials are limestone, Chalk, etc.
(1)
Muhammad Rafique Rana said:
3 years ago
To make Portland cement, clay, shale and limestone is ground to a powder and baked in a kiln. The baked mixture forms clods (clinkers), which are then ground up and mixed with gypsum.
Narendra said:
4 years ago
I think A is the correct answer.
(1)
Shivram said:
4 years ago
A is the correct answer.
(1)
Bibek said:
4 years ago
I think A is the correct answer.
(1)
Akash said:
4 years ago
A should be the correct option.
(2)
Billu said:
6 years ago
Pozzolana contains silicious properties. So why not D?
(1)
Rajan pokhrel said:
6 years ago
Option A Gypsum is only a small amount so the correct answer is limestone and clay.
(1)
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