ppt - Free download as PDF File (.pdf), Text File (.txt) or read online for free. Mineral-producing bacteria found in alkaline environments can help concrete self-heal. Researchers led by Dr. Henk Jonkers identified bacteria from soda lakes that can survive in concrete's alkaline pH. The bacteria are embedded in concrete along with nutrients.
MORTAR.pptx - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. 1. Mortar is a mixture used to bind construction blocks like stone, brick, and concrete blocks together and fill gaps. It consists of a binding material like lime or cement, sand, and water. 2. There are different types of …
CAVITY LINERS, VARNISHES & CEMENT BASES.pptx - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. Cavity liners and bases are used to protect the pulp from irritation caused by restorative materials. Cavity liners are thin, fluid materials painted on cavity walls to reduce …
Concrete.ppt - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. Concrete is a man-made stone made by mixing cement, coarse and fine aggregates, and water. It is available in cement concrete, reinforced cement concrete, and lime concrete forms. The ingredients are mixed and …
CEMENT - Presentation.ppt - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. The document discusses different types of cement used for general construction purposes in India. The three main types discussed are: 1. Ordinary Portland Cement (OPC), which comes in various strength …
Cement Concrete Pavements With Design.ppt - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. ppt1
Cement. Concrete is widely used as a non-metallic material in construction of buildings, dams, bridges, high ways etc. In concrete, cement is a building material that possesses …
Ready Mix Concrete PPT (2) - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. Ready mix concrete is concrete that is mixed at a plant, transported to the construction site, and poured. It was first used in 1909 in Wyoming. Ready mix concrete provides quality assurance, …
soil cement ppt.ppt - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. Scribd is the world's largest social reading and publishing site.
19. (6) LOW HEAT CEMENT: • Low percentage of tri-calcium aluminates (C3A) and silicate (C3S) and high %age of di-calcium silicate (C2S) to keep heat generation low. • Very slow rate of developing strength as rate of C3S Content is low. •Heat evolved @ 7 days-66 cal/g and 28 days-75 cal/g •initial set time-1 hr, final set time-10 hrs •Better resistance to …
Seminar Ppt on Green Concrete - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. The document discusses green concrete, which is concrete that uses less energy and produces less carbon dioxide during production compared to normal concrete. It can be made by …
Shree Cement _Whr ppt 15.6.16 - SCL - Free download as PDF File (.pdf), Text File (.txt) or view presentation slides online. This presentation summarizes a waste heat recovery project implemented by Shree Cement Ltd. It discusses how the company captured waste heat from its cement production process using a waste heat recovery system (WHRS) …
Life Cycle Analysis of Cement Industry.ppt - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. The document summarizes a life cycle analysis of the cement manufacturing process. It describes the goal of assessing the environmental impacts from raw material acquisition …
Cement consistency and setting time.pdf - Free download as PDF File (.pdf), Text File (.txt) or read online for free. 1) The document reports on a lab experiment to determine the consistency and setting times of Portland cement. Tests were conducted to determine the normal consistency and initial and final setting times. 2) For normal consistency, trials …
ABOUT CEMENT.ppt - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. Scribd is the world's largest social reading and publishing site.
Green Concrete Ppt - Free download as PDF File (.pdf), Text File (.txt) or view presentation slides online. This document discusses green concrete, which is more environmentally friendly than traditional concrete. Green concrete produces less carbon dioxide during production by using materials like fly ash and slag that replace some of …
concrete works presentation.ppt - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. Concrete is a construction material composed of cement, aggregate, water, and admixtures. It is strong in compression due to the aggregate carrying the load. Concrete gains most of its strength …
TYPES OF PORTLAND CEMENT.ppt - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. Scribd is the world's largest social reading and publishing site.
Ready-Mix-Concrete-PPT.ppt - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. Ready mix concrete is concrete that is mixed at a plant, transported to the construction site, and poured. It was first used in 1909 in Wyoming. Ready mix concrete provides quality assurance, …
Fiber Reinforced Concrete Ppt - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. Fiber reinforced concrete is a composite material made by adding short discrete fibers into concrete. The fibers increase the tensile strength and flexural strength of the concrete.
Cement chemistry - H.W. Taylor - Free download as PDF File (.pdf), Text File (.txt) or read online for free. This document discusses Portland cement and its major constituent phases. It covers topics such as the crystal structures and compositions of alite, belite, aluminate, and ferrite phases. It also examines the high-temperature chemistry involved in cement …
Ppt-sugarcane Bagasse Ash - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. The document discusses the properties of self-compacting concrete with partial replacement of cement by sugarcane bagasse ash. It was found that replacing cement with 5-10% bagasse ash …
Glass Ionomer Cement Polyalkenoates ppt - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. Glass ionomer cement is a tooth-colored restorative material developed in the 1970s that bonds chemically to enamel and dentine while releasing fluoride over a long period. It is …
5. TYPES OF CEMENT Ordinary Portland Cement (OPC): The most commonly used type of cement, which is a basic ingredient of concrete, mortar and most non-specialty grout. Rapid-Hardening Portland Cement (RHPC): These cements are more finely ground than OPC and strength gain ability is relatively faster than OPC.They also …
4. Characteristics Of Cement • Color should be grey with greenish shade • It feels smooth when touched • It feel cool and warm when hand inserted in bag of Cement. • It should free from hard lumps • When immersed in water, it sinks should not float. • Color should be grey with greenish shade • It feels smooth when touched • Paste of cement feel sticky • It …
PPT SEMEN.ppt - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. 1. Cement was first used in ancient Egypt for building pyramids and was made through calcining gypsum or limestone. The cement making process involves extracting raw materials like limestone, clay, and iron sand, …
Bone Cement Ppt Oluyor Galibaıu - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. Bone cement was first invented in the early 20th century and was used to fix implants to bone starting in the 1960s. It consists of PMMA powder and MMA liquid that are mixed to form a cement that …
Methods, Processes and Equipment Involved in Manufacturing Cement - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. Scribd is the world's largest social reading and publishing site.
CEMENT Types-3.ppt - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. This document discusses different types of cement including their compositions and uses. The main types covered are ordinary Portland cement (Type I), modified Portland cement (Type II), rapid hardening Portland …
JSW Cement Ppt - Free download as PDF File (.pdf), Text File (.txt) or read online for free. The document discusses JSW Cement's expansion plans in India. It highlights that JSW Cement is currently India's largest manufacturer of Portland Slag Cement (PSC) with an annual capacity of 8.6 million tonnes. JSW Cement aims to expand its PSC capacity to …
