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concrete | Definition, Composition, Uses, & Facts | BritannicaConcrete, in construction, structural material consisting of a hard, chemically inert particulate substance, known as aggregate (usually sand and gravel), that is bonded together by cement and water Learn more about concrete, including its history and us...know more

cement | Definition, Composition, Manufacture, History ,Cement, in general, adhesive substances of all kinds, but, in a narrower sense, the binding materials used in building and civil engineering construction Cements of this kind are finely ground powders that, when mixed with water, set to a hard mass Learn more about cement in this article...know more

What Is Spalling and How Can You Identify It?Nov 08, 2019· But you can stop it if you know how to identify it and what to do , It's generally rare to attribute spalling in concrete to the specific materials a contractor used, although excess water can be a culprit Knowing how concrete is made can help clear up some misconceptions...know more

Creep in Concrete, Factors affecting Creep & Effects of ,Creep Definition Concrete creep is defined as: deformation of structure under sustained load Basically, long term pressure or stress on concrete can make it change shape This deformation usually occurs in the direction the force is being applied Like a concrete column getting more compressed, or a beam bending...know more

What is the initial and final setting time for concrete ,Setting time of cement: When cement is mixed with water, it hydrates and makes cement paste This paste can be moulded into any desired shape due to its plasticity Within this time cement continues with reacting water and slowly cement starts los....know more

Cement hydration - Understanding CementEbook: "Low Concrete Strength? Ten Potential Cement-Related Causes": this illustrated ebook is a checklist of some of the main causes of cement-related low strength in concrete or mortar Cement glossary: glossary of over 100 cement-related definitions and chemical formulae...know more

Concrete definition and meaning | Collins English DictionaryConcrete definition: Concrete is a substance used for building which is made by mixing together cement, sand,, | Meaning, pronunciation, translations and examples...know more

Types of Cement - Different cement types & their usesAug 31, 2015· Uses of cement At present, the cement is widely used across the world in the construction of various engineering structur It has proved to be one of the leading e....know more

Concrete - WikipediaConcrete definition, constituting an actual thing or instance; real: a concrete proof of his sincerity See more...know more

Cement - some basic definitionsSome basic definitions used in cement and concrete A few useful basic definitions follow, since the meanings of the words 'cement' and 'concrete' are rather blurred in general use Portland Cement: Material made by heating a mixture of limestone and clay in a kiln at about 1450 C, then grinding to a fine powder with a small addition of gypsum ....know more

What is Efflorescence on Your Stone, Brick or Concrete?Nov 26, 2019· For efflorescence to happen, you need water and salt The salt comes from a range of sourc First, it may already be present inside the brick, stone or concrete Or, the source may be the grout or cement holding surfaces together If the surface, such as a retaining wall, is in contact with soil, efflorescence could form...know more

Cement | definition of cement by Medical dictionarycement [se-ment´] 1 a substance that produces a solid union between two surfac 2 dental cement 3 cementum dental cement any of various bonding substances that are placed in the mouth as a viscous liquid and set to a hard mass; used in restorative and orthodontic dental procedures as luting (cementing) agents, as protective, insulating, or ....know more

Cement dictionary definition | cement definedcement definition: The definition of cement is anything that binds, particularly a substance made of burned lime, clay, sand and water to make mortar or sand, water and gravel to make concrete (noun) An example of cement is the material used for a fo....know more

Cement | Definition of Cement by Merriam-WebsterCement definition is - concrete How to use cement in a sentence b: a powder of alumina, silica, lime, iron oxide, and magnesium oxide burned together in a kiln and finely pulverized and used as an ingredient of mortar and concrete also: any mixture used for a similar purpose...know more

ASTM Types of Cement - Characteristics and Properties of ,Applications of Type I Cement It is a general-purpose cement used in concrete for making pavements, floors, reinforced concrete buildings, bridges, tanks, pipes, etc It is for all uses where the special properties of other cement types are not required, such as sulfate attack from soil and water, or to an objectionable temperature rise...know more

Cement - WikipediaCement definition, any of various calcined mixtures of clay and limestone, usually mixed with water and sand, gravel, etc, to form concrete, that are used as a building material See more...know more

What is Spalling Concrete? (with pictures)Nov 24, 2019· The concrete can also start to crack, especially if large chunks break off It can be repaired by totally removing the damaged section of concrete and filling it in with cement The best time to address spalling is when concrete is first poured, by taking steps to ,...know more

Concrete Words: Definition & Examples - Video & Lesson ,Definition of Concrete Words Can you hear 'love' or taste 'disappointment'? If so, you might want to see a doctor because we can't normally hear or taste emotions...know more

What is Portland cement? definition and meaning ,Portland cement: Common type of powdery cementitious building material made from finely pulverized alumina, iron oxide, lime, magnesia, and silica burnt together in a kiln When mixed with water and sand (or gravel) it turns into masonry mortar (or concrete) and, after a series of complex internal reactions, sets like a stone Invented in 1824 ....know more

The Difference Between Cement And ConcreteToday I found out the difference between Cement and Concrete In general terms, the word cement refers to any kind of binder that tightly holds other materials together Concrete, on the other hand, is a mixture of materials like sand, gravel, and small rocks combined with any type of cement and water...know more

Types of Cement - Different cement types & their usesAug 31, 2015· Uses of cement At present, the cement is widely used across the world in the construction of various engineering structur It has proved to be one of the leading e....know more

Cement - Civil EngineeringWhite Portland Cement | Definition & Details White Portland cement, as the name indicates, is a kind of cement with white color It is the same as ordinary gray Portland cement except in respect to ,...know more

Dental cement | definition of dental cement by Medical ,cement [se-ment´] 1 a substance that produces a solid union between two surfac 2 dental cement 3 cementum dental cement any of various bonding substances that are placed in the mouth as a viscous liquid and set to a hard mass; used in restorative and orthodontic dental procedures as luting (cementing) agents, as protective, insulating, or ....know more

Definition of concrete, hydraulic cement, mortar, and groutDefinition of concrete, hydraulic cement, mortar, and grout Q What are concrete, hydraulic cement, mortar, and grout? A Concrete is a composite material that consists of a mixture of hydraulic cement, aggregates, and water, with or without admixtures, fibers, or other cementitious materials...know more

cement (verb) definition and synonyms | Macmillan DictionaryDefinition and synonyms of cement from the online English dictionary from Macmillan Education This is the British English definition of cementView American English definition of cement Change your default dictionary to American English...know more

cement (verb) definition and synonyms | Macmillan DictionaryDefinition and synonyms of cement from the online English dictionary from Macmillan Education This is the British English definition of cementView American English definition of cement Change your default dictionary to American English...know more

Concrete - definition of concrete by The Free DictionaryDefine concrete concrete synonyms, concrete pronunciation, concrete translation, English dictionary definition of concrete adj 1 a Of or relating to an actual, specific thing or instance; particular: had the concrete evidence needed to convict...know more

What is Cement? History- Chemistry- Industries - Civil ,Cement, one of the most important building materials, is a binding agent that sets and hardens to adhere to building units such as stones, bricks, tiles etc Cement generally refers to a very fine powdery substance chiefly made up of limestone (calcium), sand or clay (silicon), bauxite (aluminum) and iron ore, and may include shells, chalk, marl, shale, clay, blast furnace slag, slate...know more

ASTM Types of Cement - Characteristics and Properties of ,Applications of Type I Cement It is a general-purpose cement used in concrete for making pavements, floors, reinforced concrete buildings, bridges, tanks, pipes, etc It is for all uses where the special properties of other cement types are not required, such as sulfate attack from soil and water, or to an objectionable temperature rise...know more

CONCRETE | definition in the Cambridge English Dictionaryconcrete meaning: 1 a very hard building material made by mixing together cement, sand, small stones, and water: 2, Learn more...know more