For the following cements, answer the following questions: Cement A Cement B C3S (%) C2S (%) C3A (%) Alkalis (%) SO3 (%) CACO3 (%) Blaine fineness (m²/kg) Loss on ignition (%) Insoluble residue (%) *Other aspects of the cements are comparable to each other. 60 50 15 20 10 6. 1 1 2.5 2.5 5 1 350 300 0.01 0.75 3 0.1 a) Which cement has high early strength? Briefly explain. b) Which cement would you use in an emergency repair? Briefly explain c) Which cement would you use in a small retaining wall during a hot su explain. d) Which cement has higher sulfate resistance? Briefly explain.
For the following cements, answer the following questions: Cement A Cement B C3S (%) C2S (%) C3A (%) Alkalis (%) SO3 (%) CACO3 (%) Blaine fineness (m²/kg) Loss on ignition (%) Insoluble residue (%) *Other aspects of the cements are comparable to each other. 60 50 15 20 10 6. 1 1 2.5 2.5 5 1 350 300 0.01 0.75 3 0.1 a) Which cement has high early strength? Briefly explain. b) Which cement would you use in an emergency repair? Briefly explain c) Which cement would you use in a small retaining wall during a hot su explain. d) Which cement has higher sulfate resistance? Briefly explain.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:For the following cements, answer the following questions:
Cement A
Cement B
C:S (%)
C2S (%)
СЗА (%)
Alkalis (%)
SO3 (%)
CACO3 (%)
Blaine fineness (m2/kg)
Loss on ignition (%)
Insoluble residue (%)
*Other aspects of the cements are comparable to each other.
60
50
15
10
20
1
1
2.5
2.5
1
350
300
0.01
0.75
3
0.1
a) Which cement has high early strength? Briefly explain.
b) Which cement would you use in an emergency repair? Briefly explain.
c) Which cement would you use in a small retaining wall during a hot summer? Briefly
explain.
d) Which cement has higher sulfate resistance? Briefly explain.
e) Which cement is stored improperly? Briefly explain
f) During the production of which cement, the kiln reactions were almost complete? Briefly
explain
3
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