Civil Engineering - Concrete Technology - Discussion
Discussion Forum : Concrete Technology - Section 2 (Q.No. 17)
17.
Water required per bag of cement, is
Discussion:
45 comments Page 1 of 5.
Hardik parmar said:
1 decade ago
Could anyone explain about this because min w/c ratio is 0.22 required with reaction of cement.
Emily said:
1 decade ago
Total % required is 38%. So how 35kg. Also 1 bag cement = 50 kg.
Sandip said:
1 decade ago
I am confused with question, water required per bag of cement? for what, is it concrete or mortar.
UJWAL said:
1 decade ago
Emily is correct. 19 L required (23% for hydration + 15% for filling gel pores).
Satyam said:
1 decade ago
@Emily.
Could you please explain this, how 38 % required?
Could you please explain this, how 38 % required?
Raghu said:
1 decade ago
I am confused with, how can you say for different grades of concrete?
Mohamad said:
1 decade ago
American assume w/c=45% So in this case water should be 22kg or liter.
Vishal said:
1 decade ago
Normally 38% of water is required combinding bond water and gel water to hydrate cement. So 50*38/100 = 19 lit water minimum. But for concrete mix the w/c ratio is 45% hence for OPC it should be 27 lit/bag and for ppc it should be 25 lit/bag required.
Ashish Devikar said:
1 decade ago
Because of volume of cement is 0.035m3. And density of water & cement are different.
Nikita said:
1 decade ago
I am confused please explain me the procedure to calculate amount of required water.
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