0
It's just a type that dries/hardens faster than the regular version.
Wiki User
∙ 13y ago
Add your answer:
Earn +20 pts
What is false setting of cement?
False-setting is when cement abnormally and prematurely sets.
Can you reuse the cement after it has crossed its setting time?
yes, if it is before the initial setting time...
How can you make portland cement as quick setting and water resistance cement?
Please note that a key correction in terminology is essential before your question can be answered: use the word "concrete" instead of "cement." The answer is to modify your mix (i.e. Portland cement, sand, gravel, and water) by using hydraulic cement to repace part of the Portland cement. The higher the amount of hydraulic cement you add, the quicker the setting time and the impermeability. However, hydraulic cement sets so quickly that you have limit the amount of total mix so as to be able to pour it and form it before it sets.
What is Keene's cement?
Keene's cement it is a gypsum based plaster material that was originally invented somewhere in the 1800's by a man named Richard Keene. It is a quick setting plaster that usually requires a retarder or some kind of plasticizer to make it smooth enough to spread on a wall.
What is initial setting time of cement?
It's the time from which cement starts the setting process after water is added.. Usually it is 30 min.. It can be delayed or advanced using chemicals..
What are the special cements?
There are 15 types of cements such as-1.)O P C cement, 2.) P P C cement 3.) Low heat cement 4.) Quick setting cement 5.) White cement 6.) Coloured cement. 7.) Blust Furnace Slag cement and so on
What is false setting of cement?
False-setting is when cement abnormally and prematurely sets.
How gypsum effect the setting time of cement?
gypsum increase the setting time of cement.
What is the importance of setting time?
because when we know the setting time of cement we easily identified that where can we use the cement according to there setting time.
Can you reuse the cement after it has crossed its setting time?
yes, if it is before the initial setting time...
How can you make portland cement as quick setting and water resistance cement?
Please note that a key correction in terminology is essential before your question can be answered: use the word "concrete" instead of "cement." The answer is to modify your mix (i.e. Portland cement, sand, gravel, and water) by using hydraulic cement to repace part of the Portland cement. The higher the amount of hydraulic cement you add, the quicker the setting time and the impermeability. However, hydraulic cement sets so quickly that you have limit the amount of total mix so as to be able to pour it and form it before it sets.
Why gypsum added to cement?
3% of gypsum is added to cement to "prevent the rapid setting of cement"
What is quick sand cement?
consumbles
What is the effect on setting time of cement if water added is less or more than 85 percent of normal constituency of cement?
how the water mixed with cement affects the time of its setting
What is the importance of setting time of cement?
because when we know the setting time of cement we easily identified that where can we use the cement according to there setting time.
Why 2 of gypsum is added to cement?
Gypsum is added to cement to decrease the setting time.
Property of cement?
The properties of cement are,Chemical compositionLoss on ignitionInsoluble residuessulphur content and magnesia contentSoundnessHeat of hydrationSetting timeInitial setting timeFinal Setting timeFinenessStrength of cementConsistency.
