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Because the gypsum only needs 2 percent added to the mix

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Why 2 of gypsum is added to cement?

Gypsum is added to cement to decrease the setting time.


Why 2 gypsum is added in the cement?

The construction industry uses both the natural and the synthetic forms of gypsum in Portland cement manufacturing. Although the amount of gypsum used in the mix represents a small percentage of the volume of all ingredients, gypsum has important functions.


What is 50 percent added to 1.50?

51.5


What is 2 percent added on to 180 dollArs?

$180.00 + 2% = $183.60


Does cement rot?

No, cement won't rot.But cement losses its strength when it is not used for longer period.It is expected that there will be 50% of loss in strength when the cement is not used for more than 2 years.


How much water must be added to 40 ml of a 25 percent by weight solution to make a 2 percent by weight solution?

About 80ml of water must be added to 40ml of a 25 percent by weight solution to make a 2 percent by weight solution.


What are the manufacturing steps of cement?

Cement is a powdered mineral, which when added to water reacts to form an element that glues sand, gravel and stones. Its produced by propositioning of different elements that include, calcium oxide, silicon oxide, aluminum oxide and iron oxide, and burning them in a clinker at a temperature about 1450 to form clinker which is then grounded to form cement.


What is the hydration of cement?

The raw material used for manufacture of cement are limestone and clay. They are ground to form very fine powder and then converted to slurry. The slurry is baked at very high temperature to form granular mass called kilnker. The kilnker is ground and mixed with powdered gypsum to form cement.


Which mineral has a hardness of 2?

Gypsum is the mineral listed at 2 on the Mohs hardness scale.


Who discovered gypsum?

It is not known who discovered Gypsum. It has been in use for about 9000 years. Gypsum has 2 forms, rock and mineral form.


What is the formula of anhydrous gypsum?

CaSO4 . 2 H2O


How much of a ten percent solution should be added to two cups of twenty percent solution to make a twelve percent solution?

2%