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Q: Why is there space between cement and sidewalks?
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What is the difference between cement paste and mortar?

Cement paste is formed when cement is mixed with water.Cement mortar is formed when cement is mixed with fine aggregate (sand) and water.The strength of cement mortar is more when compared to cement paste.Shrinkage will be less in cement mortar and high in cement paste.


What are the differences between cement mortar and concrete?

Cement mortar is a mixture of cement, fine aggregate and water.Concrete is a mixture of cement, fine aggregate, coarse aggregate and water.Generally, concrete have higher strength than cement mortar.


How many bags of portland cement are used in 1 yard of concrete?

It depends on the usage of the concrete. For footings, you would need 5 bags of cement. For sidewalks, etc. you would need 6 bags. Generally, if you know the usage it's for, you can contact a local ready-mix plant and they can tell you exactly.


What is the difference between concrete mortar and cement paste?

Cement paste is formed when cement is mixed with water. However, cement mortar is formed when cement is mixed with fine aggregate (sand) and water.The strength of cement mortar is more when compared to cement paste.Shrinkage will be less in cement mortar and high in cement paste.


What is the difference between cement and grout?

Grout is a substance that is used to fill gaps between tiles, such as in a shower or bathroom. Grout may be made of small aggregate, sand, and Portland cement. It may also be made of Portland cement or masonry cement and sand. There are many different types of cement, and these are usually used as an ingredient with which to make concrete and mortar.