What is Alkali-Activated Concrete (AAC)?
The Constructor
MAY 15, 2021
Alkali-activated concrete (AAC) is defined as a class of cement-free concrete that is an alternative to Portland cement concrete (PCC). In AAC, the.
AERATED CONCRETE & ITS PROPERTIES
The Constructor
NOVEMBER 29, 2012
Aerated concrete is made by introducing air or gas into a slurry composed of Portland cement or lime and finely crushed siliceous filler so that when.
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How Does Internal Curing Affect Concrete Properties?
The Constructor
SEPTEMBER 7, 2022
Internal curing is a technique that extends the hydration of Portland cement without increasing the initial water-cementitious material ratio. The technique involves employing water stored in the saturated lightweight aggregate or superabsorbent polymer to cure concrete and help further with the hydration of cement.
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GEOPOLYMER CONCRETE – ECOFRIENDLY CONSTRUCTION MATERIAL
The Constructor
NOVEMBER 21, 2014
Geopolymer concrete is an innovative and ecofriendly construction material and an alternative to Portland cement concrete. Concrete Technology Special Concrete Concrete Types special concrete' Use of geopolymer reduces.
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Ordinary Portland Cement – Manufacture, Properties, Types and Uses
The Constructor
AUGUST 10, 2018
Ordinary Portland cement is one of the most widely used type of Cement. In 1824 Joseph Aspdin gave the name as Portland cement as it has similarity.
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223 Grades of Ordinary Portland Cement Based on IS Codes
The Constructor
APRIL 7, 2019
Ordinary Portland Cement (OPC) is the most widely used cement in the construction world. It is the basic ingredient for producing concrete, mortar,
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Cellular Concrete – Material, Types and Advantages
The Constructor
JANUARY 6, 2019
Cellular concrete is special engineered concrete which is manufactured by mixing Portland cement, sand, fly ash, water and pre-formed foam in varied.
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REPAIR OF POST CONCRETING DEFECTS IN STRUCTURES
The Constructor
MARCH 20, 2012
Cleanliness: when repairing concrete, care must be taken to remove any dirt or dust that will prevent the repair concrete bonding with the parent concrete. Cleanliness: when repairing concrete, care must be taken to remove any dirt or dust that will prevent the repair concrete bonding with the parent concrete.
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Ordinary Portland Cement – Manufacture, Properties, Types and Uses
The Constructor
AUGUST 10, 2018
Ordinary Portland cement is one of the most widely used type of Cement. In 1824 Joseph Aspdin gave the name as Portland cement as it has similarity.
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COMPOSITION OF REACTIVE POWDER CONCRETE (RPC)
The Constructor
DECEMBER 17, 2011
It is new technique involved in the civil engineering.Reactive powder concrete in made by replacing the conventional sand and aggregate by grounded quartz less than300 micron size, silica fume, synthesized precipitated silica ,steel fibers about 1 cm in length and 180 micron in diameter.
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STRUCTURAL USES OF PRECAST CONCRETE
The Constructor
MARCH 25, 2012
Use of Precast Concrete in frames: There are two main types of precast building frame. Use of Precast Concrete for Floors: Each year the industry makes about 5 million square meters of precast floor slabs. Structural frames are mainly used for offices, car parks and retail developments.
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Low Carbon Concrete for the First Time Required by Law
Green Building Law Update
FEBRUARY 2, 2020
The negative environmental impact of concrete, the most common man made substance on Earth, has not been meaningfully responded to in 2020. Cement use in concrete is the largest single material source of greenhouse gas emissions in building. Current green building programs actually encourage the use of concrete.
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Portland Pozzolana Cement – Manufacture, Properties and Uses
The Constructor
AUGUST 7, 2018
Portland Pozzolana cement is integrated cement which is formed by synthesising OPC cement with pozzolanic materials in a certain proportion.
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CELLULAR LIGHTWEIGHT CONCRETE?FLY ASH BASED
The Constructor
NOVEMBER 22, 2011
It has many advantages when compared to the normal conventional concrete. The density is considerably reduced by using fly ash based cellular lightweight concrete than normal concrete and at the same time, the strength is not affected by appropriate design mix.
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Materials for Repair of Concrete Structures- Types and Selection Criteria
The Constructor
JUNE 8, 2019
There are various types of materials which are used for the repair of concrete structures. For instance, unmodified Portland cement mortar or grout,
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186 Uses of Different Types Portland Cement
The Constructor
OCTOBER 28, 2019
Portland cement is an excellent building material generally used for its excellent binding properties giving strength to structural elements.
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167 Fresh Concrete
The Constructor
DECEMBER 23, 2012
Quality of Concrete in affected by: Chemical composition of Portland Cement Hydration and development of the microstructure Admixtures Aggregate.
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7 Uses of Natural Pozzolans in Concrete Applications [PDF]
The Constructor
APRIL 29, 2020
Pozzolans can be blended with lime (or Portland cement) to produce blended cements that can replace pure Portland cement commonly used in building.
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207 CONCRETE CURING METHODS
The Constructor
NOVEMBER 21, 2011
Both the rate and degree of hydration, and the resulting strength of the final concrete, depend on the curing process that follows placing and consolidating the plastic concrete. This reaction, called hydration, produces a stone-like substance—the hardened cement paste.
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Applications of Rice Husk Ash in Building Constructions
The Constructor
MARCH 8, 2020
Rice husk ash (RHA) plays two roles in concrete constructions. The first role is using rice husk as a substitute for Portland cement which leads to.
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241 Air-Entrained Cement – Manufacture, Properties and Advantages
The Constructor
AUGUST 26, 2018
Air-entrained portland cement is a special cement which has air bubbles introduced in the cement or concrete that provides the space for expansion of.
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Cement Types and Characteristics of Cements
The Constructor
FEBRUARY 12, 2024
Types of Portland Cement Different types of Portland cement are manufactured to meet specific purposes, as outlined by the American Society for Testing and Materials (ASTM) Designation C150, which specifies eight types: Type Name Type I Normal Type IA Normal, air entraining Type II Moderate sulfate resistance Type IIA Moderate sulfate resistance, air (..)
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Concrete admixture
GCP Applied Technologies
MARCH 2, 2020
Concrete admixture. Mid-range water reducers – These admixtures provide superior placeability and finishing for concrete flatwork, in commercial and high-end residential construciton. Air detraining agents – These liquid air-detraining admixtures reduce the level of plastic air in non air-entrained concrete. michael.delros….
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I need concrete mix desing using ASTM C150, Type V
The Constructor
JUNE 26, 2016
Sir, i need a concrete mix design as per 09-SAMSS-097 – Ready-Mixed Portland Cement Concrete. For all concrete above and under grade, Portland.
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Difference between OPC and PPC Cements and Which is Best?
The Constructor
NOVEMBER 5, 2017
What is the difference between Ordinary Portland cement and Pozzolana Portland Cement? Which one is best for concrete works? Read More at.
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Complete Guide on Grades of Concrete
Learn Civil Engineering
OCTOBER 3, 2020
Today, we will discuss grades of concrete, concrete mix ratios, uses, and many other things related to grades of concrete. First, let me tell you what you mean by the word concrete. Concrete Meaning Concrete is the paste made by mixing Portland cement, sand, fine or coarse aggregates, and water proportionally.
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Polymer Modified Mortar- Types, Properties, and Applications
The Constructor
JANUARY 16, 2019
Polymer modified mortar is produced by mixing water with polymeric admixtures, Portland cement, and sand. The addition of polymer improves mortar.
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Optimizing Portland limestone cement
GCP Applied Technologies
JUNE 17, 2019
Optimizing Portland limestone cement. Portland limestone cement provides advantages for performance and controlled strength of cement and concrete, in addition to lowering production costs and CO 2 emissions. Consider the following factors when producing Portland limestone cement. Optimizing Portland limestone cement.
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Blended Cement – Characteristics, Types and Uses
The Constructor
OCTOBER 9, 2018
Blended cement can be defined as uniform mix of ordinary Portland cement (OPC) and blending materials such as silica fumes, fly ash, limestone and.
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Sulphate Resistant Cement – Composition, Properties, Uses, Advantages
The Constructor
AUGUST 18, 2018
Sulphate Resisting Cement is a type of Portland Cement in which the amount of tricalcium aluminate (C3A) is restricted to lower than 5% and (2C 3A.
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Hydrophobic Cement – Manufacture, Properties and Uses
The Constructor
AUGUST 26, 2018
Hydrophobic cement is obtained by grinding portland cement clinker. As the name of the cement denotes, hydro means water and phobic means against.
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A Perfect Mix: VERIFI® and Portland Limestone Cement
GCP Applied Technologies
MAY 26, 2022
A Perfect Mix: VERIFI® and Portland Limestone Cement. Combining Portland Limestone Cement with In-transit Concrete Management Enhances Performance & Sustainability. Combining Portland Limestone Cement with In-transit Concrete Management Enhances Performance & Sustainability. VERIFI® In-Transit Concrete Management.
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78 White Cement – Manufacture, Properties and Uses.
The Constructor
AUGUST 25, 2018
White cement is same as that of grey Portland cement but the only differ is in the colour and fineness. This colour of this cement is determined by.
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C-Crete's Zeolite Concrete Binder Debuts in Seattle
ENR Construction
DECEMBER 26, 2023
Field test of portland cement-free binder for concrete shows promise, says structural engineer.
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TYPES OF CEMENT AND THEIR USES
The Constructor
NOVEMBER 13, 2011
Hydrographic cement Table below shows different types of cement, their composition and uses: Types of Cement Composition Purpose Rapid Hardening Cement Increased Lime content Attains high strength in early days it is used in concrete where form work are removed at an early stage.
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Advancing sustainable construction: Specifying low-carbon concrete
Construction Specifier
JUNE 17, 2024
5 Stronger and safer buildings Concrete is the world’s most widely used construction material due to its significant performance, sustainability, and cost advantages. Concrete can also be produced from recycled products, plus it is recyclable and has a long lifespan. Most of its components are naturally occurring.
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Blast Furnace Slag Cement – Manufacture, Properties and Uses.
The Constructor
AUGUST 20, 2018
Blast furnace slag cement is the mixture of ordinary Portland cement and fine granulated blast furnace slag obtained as a by product in the.
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Ready mix concrete resource
GCP Applied Technologies
MAY 16, 2018
Ready mix concrete resource. The perishability of ready mix concrete makes it a complex product to ship. There's also a growing demand for sustainable concrete, to lower cement's carbon footprint—5% of global emissions come from cement production. Let's look at some of the technologies driving the ready mix concrete industry….
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Sugar in Concrete | Effect of Sugar on Concrete Strength | Sugar as a Concrete Surface Retarder | Addition of Sugar in Concrete Results in Setting Time
CivilJungle
FEBRUARY 4, 2021
Sugar in Concrete: Cement and Concrete are the foremost paramount engineering materials. Tyrannical weather conditions play indispensable roles on the traits of concrete. Continuous change in weather conditions results in a change of initial setting time of concrete. Concrete gets brawny as it grows older over time.
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Portland Cement Uses | How to Use Portland Cement | What Is Portland Cement Used for | How Is Portland Cement Made | Why Is It Called Portland Cement
CivilJungle
JANUARY 1, 2021
Portland Cement Uses. In construction, there have many more uses for Portland cement. They are – Portland cement is now widely used in construction to make concrete. This cement exists the maximum of concrete masonry units. Where in construction immediately hardness has required this Portland cement is used.
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52 What is Water-Cement Ratio Limits For Grout Pile Concrete?
The Constructor
JUNE 4, 2016
Using normal Portland cement not micro-fine cement. What is the water cement ratio limits that are generally used for grout piling? The grout piles.
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What Is PPC Cement | Uses of Portland Pozzolana Cement | Types of Pozzolana Materials | Properties of Portland Pozzolana Cement | Advantages & Disadvantages of Portland Pozzolana Cement
CivilJungle
MARCH 19, 2021
Portland Pozzolana cement is an incorporated cement produced in that certain ratio by the synthesis and characterization of OPC cement from pozzolana materials. PPC type cement is a form of Portland cement distinguished by the existence of pozzolana particles such as fly powder , volcanic ash, that is applied to OPC by 15percent to 35%.
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What Is PPC Cement | Uses of Portland Pozzolana Cement | Types of Pozzolana Materials | Properties of Portland Pozzolana Cement | Advantages & Disadvantages of Portland Pozzolana Cement
CivilJungle
MARCH 19, 2021
Portland Pozzolana cement is an incorporated cement produced in that certain ratio by the synthesis and characterization of OPC cement from pozzolana materials. PPC type cement is a form of Portland cement distinguished by the existence of pozzolana particles such as fly powder , volcanic ash, that is applied to OPC by 15percent to 35%.
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What Is Workability of Concrete | Factors Affecting Workability | Test |Errors
CivilJungle
AUGUST 20, 2020
What Is Workability of Concrete ? The diverse requirements of transportability, compatibility, mobility, stability, mixability, placeability, and finish ability of fresh concrete mentioned above are collectively referred. The workability of fresh concrete is thus a composite property. Ease Workability of Concrete.
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