Initial and Final Setting Time of Cement
The Constructor
OCTOBER 14, 2018
What is Initial Setting Time and Final Setting Time of Cement? Initial setting time is the period taken by the cement to start hardening itself from.
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Initial And Final Setting Time of Cement – Important, Calculation
Civil Lead
DECEMBER 15, 2021
Initial And Final Setting Time of Cement When water is mixed in cement, the hydration process starts, and it forms. Read more.
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Initial and Final Setting Time of Cement Test, Procedure & Result
Civiconcepts
MAY 21, 2020
The post Initial and Final Setting Time of Cement Test, Procedure & Result appeared first on Civiconcepts.
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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. Continuous change in weather conditions results in a change of initial setting time of concrete. Hence, Retarders and Accelerators are required to increase and diminish the initial setting time of concrete respectively.
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17 Types of Properties of Cement | Physical Properties of Cement | Chemical Properties of Cement
CivilJungle
APRIL 29, 2021
Introduction of Properties of Cement. Cement is one of the most widely used building materials in the construction Industry. Almost every type of construction required the use of cement. Cement is basically used as a binding material and it is one of the important civil engineering construction materials.
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What Is Quick Setting Cement | Uses of Quick Setting Cement
CivilJungle
NOVEMBER 30, 2019
What Is Quick Setting Cement? Quick setting cement is one of the types of cement. This cement setting time very high like initially set in 5 mins and the final set is achieved in 30 mins, and ordinary cement initially set in 30 mins, and the final set is achieved in 24 hours, so we […].
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Some useful terms of construction materials
Construction Cost Estimating
JULY 24, 2019
Concrete: Concrete belongs to a building material that comprises of specified quantities of Cement, Sand, Aggregates and water. Concrete: Concrete belongs to a building material that comprises of specified quantities of Cement, Sand, Aggregates and water. There should be adequate time for the framework to be detached.
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Making cement manufacturing more efficient
GCP Applied Technologies
NOVEMBER 29, 2019
Making cement manufacturing more efficient. The increased awareness of CO 2 emissions from cement production has brought focus on techniques that improve sustainability. Grinding aids reduce the energy needed for cement grinding, lowering costs and carbon emissions. kwn/ton of cement. Set time, initial.
Extra Rapid Hardening Cement | Advantages & Disadvantages of Extra Rapid Hardening cement | Applications, Properties & Uses of Extra Rapid Hardening cement
CivilJungle
JUNE 19, 2021
Introduction to Extra Rapid Hardening Cement. Time is one of the most important factors in construction projects. Time is directly connected to the cost of the project. The use of ordinary portland cement in the construction required more time for hardening and removal of Formwork.
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The advantage of customizing cement additives
GCP Applied Technologies
MAY 16, 2019
The advantage of customizing cement additives. As most cement producers can attest, chemical additives are well established in the industry. The customization of grinding additives enables cement producers to supply a product in line with its customers' needs. The Chinese cement plant produces several million tons of PO 42.5
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How to Test the Consistency of Cement
Construction Cost Estimating
AUGUST 12, 2020
Definition : The standard consistency of cement paste is the level of water required, where the plunger infiltrates into the cement paste of about 5mm to 7mm from the base of the shape and in the other word consistency of cement is the base measure of water required to start a synthetic response among water and cement to frame a paste.
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Which Cement Is Best for House Construction | Different Types of Cement and Use
CivilJungle
JULY 3, 2020
Which Cement Is Best for House Construction? Which Cement is Best for House Construction is a common question to ask people who are thinking about constructing a new home themselves. Must think about this question Which Cement is Best for House Construction. The followings are two best types of cement for house construction.
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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
What Is PPC Cement? Portland Pozzolana cement is an incorporated cement produced in that certain ratio by the synthesis and characterization of OPC cement from pozzolana materials. It’s also generally referred to as PPC cement. Cement is accessible in every grade.
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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
What Is PPC Cement? Portland Pozzolana cement is an incorporated cement produced in that certain ratio by the synthesis and characterization of OPC cement from pozzolana materials. It’s also generally referred to as PPC cement. Cement is accessible in every grade.
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Setting Process of Cement
Construction Cost Estimating
JULY 4, 2017
The reaction of cement starts immediately when the water is mixed. Out of the three main compounds of cement, i.e. C3A, C3S, C2S, reacts quickly with water. This changing action from fluid to solid is called ‘Setting’ (not ‘hardening’). The exact timing should always be followed.
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40 TYPES OF CEMENT AND THEIR USES
The Constructor
NOVEMBER 13, 2011
Rapid Hardening Cement 2. Quick setting cement 3. Low Heat Cement 4. Sulphates resisting cement 5. Blast Furnace Slag Cement 6. High Alumina Cement 7. White Cement 8. Coloured cement 9. Pozzolanic Cement 10. Air Entraining Cement 11.
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Some vital short notes for civil engineering students
Construction Cost Estimating
APRIL 22, 2019
KN/m 3 Proportion of cement, sand and aggregate for different types of concrete mix grades M10 = 1:3:6 M15 = 1:2:4 M20 = 1:1.5:3 Initial & final setting time of standard cement mix Initial setting time for standard cement mix should remain approx 30 minutes for different types of cements.
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9 Types of Curing | What Is Curing of Concrete | Why Curing Is Important | Minimum Curing Period for Concrete Cement | How Long Does It Take for Concrete to Dry
CivilJungle
MARCH 1, 2021
Hardening of concrete also isn’t instantaneous yet lasts for a prolonged period of time, taking additional water to maintain hydration. Also, Read: Deshuttering Time | When to Remove Concrete Forms | Concrete Formwork Removal Time | Earliest Time to Remove Concrete Forms | When To Strip Concrete Forms.
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Nominal Mix Concrete Vs Design Mix Concrete
Civil Lead
MARCH 14, 2020
Nominal Mix Concrete Vs Design Mix Concrete Concrete is made up of mixing cement, sand, aggregate, admixtures and water. 3 it means we have to weight them to 1 kg of cement 1.5 Designation Concrete grade Cement Kg/m 3 C.A. The strength, workability and durability of concrete depend on mixing proportions of its ingredients.
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SETTING OUT OF FOUNDATION TRENCHES
The Constructor
NOVEMBER 15, 2011
3) The off-sets are measured from axial lines and the frontage lines are placed in their correct position relative to local requirements. (4) 3) The off-sets are measured from axial lines and the frontage lines are placed in their correct position relative to local requirements. (4)
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FACTORS AFFECTING STRENGTH OF CONCRETE
The Constructor
MARCH 21, 2012
Quality of Raw Materials: Cement: Provided the cement conforms with the appropriate standard and it has been stored correctly (i.e. Sun, 30 Sep 2012 About Jobs Connect Groups Forums Toolbar SMS Alerts RSS Feed Search The Constructor Subscribe by E-Mail to receive latest updates.
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TESTS ON WATER FOR CONCRETE
The Constructor
AUGUST 18, 2012
The initial setting time should not be less than 1 hour and to be within 25% of the result with distilled water. Final setting time shall not exceed 12 hours and also be within 25% with the distilled water.
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139 Properties and uses of white cement concrete
Construction Cost Estimating
JULY 25, 2019
White cement concrete has similarity with grey Portland cement but the main difference lies in fineness and color. The white color of this cement is obtained by its manufacture system and its raw materials. There are wide array of color options in this type of cement for developing architectural and structural concrete.
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The importance of substrate surface water absorptivity
Construction Specifier
JULY 16, 2021
While EPA opted to not initiate the specific rulemaking proceedings it decided to “… initiate a series of actions designed to assess and, if necessary, reduce the public’s exposure to compounds which may off-gas from carpeting.” To better conceptualize, imagine a concrete masonry unit (CMU) block. Historical context.
Concrete 52
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17 Types of Cement, Properties and Uses in Construction
Construction Test
JUNE 7, 2019
Here we described total 17 types of cement , properties and uses in construction. Each type of cement has different properties , use for concrete with any grade of concrete and its chemical composition. 17 Types of Cement. Ordinary Portland Cement (OPC). Portland Pozzolana Cement (PPC). Portland Slag Cement (PSC).
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Brief overview of Reinforced Concrete Materials
Construction Cost Estimating
AUGUST 18, 2016
Concrete is a artificial product formed by solidifying the mixture of cement, sand, gravel and water in prearranged ratios. The chemical reaction of cement and water, in the alloy, is comparatively sluggish and needs sufficient time and perfect temperature for it completion.
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Fieldwire - Untitled Article
Fieldwire
JANUARY 11, 2023
With the New Year comes the time to set new goals and implement strategies to keep the business competitive. As a result, construction businesses have a key role to play in addressing the climate emergency and reducing the consumption of fossil fuels by 40% by 2030, as agreed as the common goal set by the Paris Agreement.
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Details about nominal mix and design mix
Construction Cost Estimating
OCTOBER 24, 2018
3 ratio, it signifies that these should be measured as 1 kg of cement, 1.5 3 ratio, it signifies that these should be measured as 1 kg of cement, 1.5 Definition for Nominal Mix: The concrete is extensively applied as construction materials and several mixes of fixed ratio are now being used with concrete to retain adequate strength.
Design 40
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Cause of errors in flat concrete surface
Construction Cost Estimating
MAY 29, 2018
Timing of finishing: Final finishing operations should be carried on as soon as the concrete has accommodated its initial set and bleeding does not occur. Timing of finishing: Final finishing operations should be carried on as soon as the concrete has accommodated its initial set and bleeding does not occur.
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What Is Concrete | Different Types of Concrete
CivilJungle
APRIL 26, 2020
Concrete is the final product resulting from mixing cement , aggregates (including sand), water, and mixtures. It is initially malleable in its “wet” state and solidifies over time, gaining strength and durability. Ferro Cement Concrete. Polymer Portland cement concrete (PPCC). What Is Concrete?
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WHY WE TEST CONCRETE SRTRENGTH AFTER 28 DAYS?
The Constructor
NOVEMBER 25, 2011
Thus, it is clear that concrete gains its strength rapidly in the initial days after casting, i.e. 90% in only 14 days. Mon, 1 Oct 2012 About Jobs Connect Groups Forums Toolbar SMS Alerts RSS Feed Search The Constructor Subscribe by E-Mail to receive latest updates.
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Must-Have Knowledge for Civil Engineers | Civil Basic Knowledge
CivilJungle
MAY 11, 2020
Cement=1440kg/m 3. Plain Cement Ratio. Reinforced Cement Concrete. Minimum Cement Content. Minimum Cement Content. We know the civil engineering line different work different parts of basic knowledge. So we are below points show. Drawing Points to Remember for Civil Site Engineer. Types of Drawings. 51 and above.
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52 Soundness Test of Cement Procedure by Le chatelier apparatus
Construction Test
APRIL 25, 2019
Soundness Test of Cement Procedure by Le chatelier apparatus is required to find out the ability of cement to retain its volume after get hardened. We described the procedure of soundness test of cement by Le-chatelier apparatus method with IS Code details. . Why Soundness of Cement test required? Soundness Definition.
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Building Layout | How to Building Layout | What Is Method of Layout of Building | Control Lines of Construction | Construction Layout
CivilJungle
DECEMBER 18, 2020
To set out a building after transferring the architectural proposal from drawing into the ground. The whole structure will be located due to this initial set out. Accurate set out is the key part of this construction work and errors are very expensive & it needs so much time for correction. Building Layout.
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Variations among nominal mix and design mix
Construction Cost Estimating
MAY 10, 2019
The nominal mix is the process in which all the ingredients are prescribed as per specifications and their proportions are specified in the ratio of cement to aggregates for the certain strength achievement. Under Concrete mixing method, all the materials of concrete are chosen with exact ratio. 3, 1:2:4, 1:3:6 etc.
Design 40
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10 Signs of Bad Concrete Pour
CivilJungle
JUNE 25, 2021
Concrete is a composite material that is manufactured cement , fine aggregate (sand), coarse aggregate ( gravels), and water in an appropriate proportion. Cement act as a binding material in concrete and aggregates acts as a filler material. Concrete is compacted and allows to set and hardened. What Is Concrete?
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What Is Plaster | Requirement of Good Plaster | Types of Plasters
CivilJungle
DECEMBER 2, 2020
Sometimes, the term ‘ rendering ’ is used instead of plastering when the plaster or cement is applied to the external surface of the wall either to improve the appearance or to protect then from wether agencies, such as rain heat, etc. It should not contract in volume while drying and setting. What Is Plaster? Types of Plasters.
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What is Salt Concrete Finish | How to Create a Salt Finish
CivilJungle
APRIL 20, 2020
As with most decorative finishes, the timing for the installation is critical. For the best results, workers should broadcast salt once the concrete is just beginning its initial setting phase. What is Salt Concrete Finish? For a little additional cost, you can add texture to just about any hardscape.
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Importance of Self-leveling Overlays in concrete construction
Construction Cost Estimating
OCTOBER 9, 2018
Self-leveling overlays are set up rapidly. Self-leveling overlay products are formed by mixing cement, fine aggregates, pozzolans, and admixtures comprising of superplasticizers, polymers, shrinkage compensators, and other components. Self-leveling overlay products are susceptible to atmosphere conditions.
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What Is Plate Load Test | Method of Plate Load Test | Limitations of Plate Load Test | What Is Plate Bearing Test Procedure | Advantages & Disadvantages of Plate Load Test
CivilJungle
MARCH 21, 2021
Also, Read: Difference Between OPC Vs PPC | What is Cement | OPC Cement | PPC Cement. Also, Read: Density of Cement Sand and Aggregate | Cement Density | Sand Density | Aggregate Density | list of Density. The scale of the pit would need to be at least five times the size of the test pan (Bp). Test Plate.
Foundation 52
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What Is Plate Load Test | Method of Plate Load Test | Limitations of Plate Load Test | What Is Plate Bearing Test Procedure | Advantages & Disadvantages of Plate Load Test
CivilJungle
MARCH 21, 2021
Also, Read: Difference Between OPC Vs PPC | What is Cement | OPC Cement | PPC Cement. Also, Read: Density of Cement Sand and Aggregate | Cement Density | Sand Density | Aggregate Density | list of Density. The scale of the pit would need to be at least five times the size of the test pan (Bp). Test Plate.
Foundation 52
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What Is a Retaining Wall | Types of Retaining Walls | How Retaining Walls Work | Retaining Wall Detail | Retaining Wall Anchoring Retaining Wall Systems
CivilJungle
MARCH 24, 2021
What Is a Retaining Wall? A retaining wall is a design of a structure ; it is built when there is a desired change in ground elevation and to resist the lateral pressure of soil that exceeds the repose angle of the soil. At different levels on the two sides supporting soil laterally retaining, walls are used. Types of Retaining Walls.
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What Is M Sand | Properties of Manufactured Sand | Advantages & Disadvantages of Manufactured Sand
CivilJungle
MAY 9, 2021
Manufactured sand (M-Sand) is an additional of river sand for concrete structures. Manufactured sand is created as rigid granite stone by crushing. The crushed sand is of cubical form with grounded boundaries, washed and classified as a building material. The extent of manufactured sand (M-Sand) is a reduced amount of 4.75mm.
Concrete 52
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Avoiding the Uncertainties of Concrete Cylinder Testing with the Maturity Method
Construction Junkie
JULY 22, 2020
is a global company revolutionizing the construction industry by bringing smart testing technologies and real-time data collection to the forefront of every jobsite. The concrete cylinders are cast onsite and brought to a third-party laboratory, where the curing temperature is set at 23 ± 2°C (73 ± 4°F) and the humidity at a minimum of 95%.
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