Product data sheet portland cement page 2 of 2 conditions of use concrete, mortars and grouts containing tarmac portland cements must be specified and used correctly for best performance. The wet process, however, uses more energy than the dry process. Modified portland cement portland pozzolan cement, pozzolanmodified portland cement, slagmodified portland cement page 2 of 3 procedure agreement the listed manufacturers are approved to ship blended cement in accord with the attached agreement. Groundgranulated blast furnace slag is highly cementitious and high in csh calcium silicate hydrates which is a strength enhancing. Molten slag diverted from the iron blast furnace is rapidly chilled. Blast furnance slag user guideline portland cement. Portland slag cement is one of mp birlas premiumquality cement material. To meet the precise demands of clients, we offer a qualitative range of portland slag cement.
Cement in the most general sense of the word, a cement is a binder, a substance that sets and hardens independently, and can bind other materials together. Portland slag cement, commonly known as psc, is blended cement. The resultant product is cement which has physical properties similar to opc. Evaluation of portland cement concrete pavement with high slag. Cements composition, types finish up cement manufacture properties of component phases types of cements chapter 2 properties of concrete neville chapter 6 concrete. Ground granulated blast furnace slag cement ggbfs is a fine glassy granules which contain cementatious properties. It is a recovered industrial byproduct of an iron blast furnace. Pdf on jan 1, 2018, ramesh babu chokkalingam and others published performance evaluation of ordinary portland cement with ggbfs and portland slag. Importance of portland pozzolana cement ppc for durable. Pdf performance evaluation of ordinary portland cement with. Pdf hydration of portland cement blended with blast.
Jsw cement leading manufacturer of portland slag cement in. Portland cement is the most common type of cement in general use around the world as a basic ingredient of concrete, mortar, stucco, and nonspecialty grout. Saylors portland cement is a specially formulated and manufactured hydraulic cement conforming to astm c 150, astm c 1157, and aashto m85. The product is in fact comparable to opc 53 grade in terms of strength, now a days to make structures more durable and hostile environment resistant. Download product manual for portland slag cement according to is. Influence of slag composition on cracking potential of.
Effects of ground granulated blast furnace slag in portland cement concrete pccwisconsin highway research program whrp 0701 irene k. I had practically used ppc cement in almost all projects. Characteristics of portland blastfurnace slag cement. The use of finely ground slag in portland cement with mineral additives. Portland slag cement special hibond cement sulphate.
These are precisely manufactured using first grade raw materials and using advance technologies. General high grade at rs 1209piece in kolkata, west bengal. At jsw cement, we use superior quality slag produced at our steel manufacturing plant, conforming. Slag is, essentially, a nonmetallic product comprising of more than 90% glass with silicates and aluminosilicates of lime. Pdf this investigation dealt with the effect of active silica, silica fume sf or rice husk ash rha, on the mechanical and physicochemical. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to know and speak the laws that govern them. C2a phase of portland cement, and with calcium hydroxide caoh to form an expansive crystalline product called ettringite. Table 1 shows the jis specifica tions of blended cements. Strategically manufactured by intergrinding portland cement clinker, gypsum and granulated slag, psc delivers superior bonding strength, durability and reduces construction time.
Performance evaluation of ordinary portland cement with ggbfs. The lci of slag cement concrete was created by combining the data from the portland cement concrete lci4 and the slag cement lci. Manufacture, chemical composition, heat of hydration. Portland cement building material made from limestone, gypsum, and shale or clay that, when mixed with water, binds sand and gravel into concrete. A cement is a binder, a substance used for construction that sets, hardens, and adheres to other materials to bind them together. Slag cement benefits and use in concrete slag cement is a hydraulic cement formed when granulated blast furnace slag ggbfs is ground to suitable fineness and is used to replace a portion of portland cement. Products special hibond cement portland slag cement hibond cement has started producing psc cement confirming to bis 4551989 under the brand name of special hibond cement. There are different standards for classification of portland cement. Granulated slag is the glassy, granular material formed when molten slag is rapidly chilled. Trial batches percentage of coarse aggregate can be will determine proper admixture used to increase strength and reduce. History and utilization of portland blast furnace slag cement.
The primary issue associated with the use of slag cement is the reported loss of durability salt scaling resistance for exposed portland cement concrete containing more than about 25 percent slag cement. Only types i and iii are necessary for consideration by concrete countertop fabricators. Get best price and read about company and get contact details and address. At first, the minerals in cement clinker react with water and generate calcium silicate hydrate, calcium aluminate hydrate, calcium ferrite hydrate and calcium hydroxide. Portland slag cementpsc as per the great success achieved by jagdamba cement industries pvt. The paste is composed of cement, water, and entrained air and ordinarily constitutes 20 to 40 percent of the total volume. Blastfurnace slag is the nonmetallic product consisting essentially of silicates and aluminosilicates of calcium and other bases that develop in a molten condition simultaneously with iron in a blast furnace. Portland limestone cement part i preparation of cements 38 cement are required when making cement nomenclature. The properties of slag cement and its influence on the structure of. Chapter 1 components of concrete concrete is made up of two components, aggregates and paste. The same quality control procedures used for conventional portland cement concrete can be used for concrete containing ggbfs.
Dec 14, 2015 portland slag cement is the most suitable cement for concrete paths, mass concrete uses, structures and bases, precast concrete, concrete open to sea water and oceanic use. It is a fine powder, produced by heating limestone and clay minerals in a kiln to form clinker. While there are many applications and benefits of slag cement, a few are highlighted below and detailed information sheets are located here. In the united states, these types are classified as type i, ii, iii, iv and v.
Groundgranulated blastfurnace slag ggbs or ggbfs is obtained by quenching molten iron slag a byproduct of iron and steelmaking from a blast furnace in water or steam, to produce a glassy, granular product that is then dried and ground into a fine powder. Slag cement has the benefit of delaying tensile stress development and cracking time because of the reduced earlyage thermal effect as compared to the ordinary portland cement mixture. Portland cement article about portland cement by the. Portland slag cement specification pdf epub info share. Importance of portland pozzolana cement ppc for durable construction 1. Modified portland cement arkansas department of transportation. Fly ash based cement not only safeguards against environment hazards but also improve quality of concrete structures in terms of durability. Baikov, who conducted a series of studies of blast furnace slag and organized the production of limeslag cement and slag portland cement in our country at the. Properties significant chemoresistance, and suppression of alkaliaggregate reaction type b and c. Pdf hydration of portland cement blended with blast furnace. Some of the raw materials used to manufacture cement are limestone, shells, and chalk or. Pdf characteristics of portland blastfurnace slag cement.
Concrete is the most widely used material in existence and is only behind water as. Portland blastfurnace slag cement definition is a cement produced by intimately intergrinding a mixture of portland cement clinker and granulated blastfurnace slag in widely varying proportions. Both the dry and wet processes are very energy intensive. Portland cement, aluminous cement, slag cement, supersulphate. The purpose of this project was to test a hypothesis of greener cement by testing different material mixtures, specifically nonportland slag. Cement is seldom used on its own, but rather to bind sand and gravel together. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to. Types of portland cement portland cement is a closely controlled chemical combination of calcium, silicon, aluminum, iron and small amounts of other compounds, to which gypsum is added in the final grinding process to regulate the setting time of the concrete. Portland cement, aluminous cement, slag cement, supersulphate cement and similar hydraulic cements, whether or not coloured or in the form of clinkers search updated central excise duty and tariff of years 2009, 2008, 2007 and 2006.
Blast furnace slag cement manufacture, properties and uses. Slag cement is commonly found in readymixed concrete, precast concrete, masonry, soil cement and high temperature resistant building products. Concrete with slag cement will have a slower rate of strength gain than concrete made with 100 percent portland cement. Slag cement benefits and use in concrete slag cement news. A blended cement consisting of an intimately interground mixture of portland cement clink er and granulated blastfurnace slag or an inti mate and uniform blend of portland cement and fine granulated blastfurnace slag in which the amount of the slag constituent is within specified limits.
Portland cement definition of portland cement by merriam. Effects of ground granulated blast furnace slag in. Characteristics of portland blastfurnace slag cement containing. More than 30 raw materials are known to be used in the manufacture of portland cement, and these. Blast furnace slag cement is the mixture of ordinary portland cement and fine granulated blast furnace slag obtained as a by product in the manufacture of steel with percent under 70% to that of cement. A portland cement mixed with a designated amount of ground granulated blastfurnace slag. It is generally recognized that the rate of hardening of slag cement is somewhat slower than that of ordinary portland cement during the first 28 days but thereafter increases so that at 12 months the strengths become close to or even exceed those of. Read online product manual for portland slag cement according to is. Bahety agencies private limited offering portland slag cement, packaging type. Evaluation of portland cement concrete pavement with high. Portland slag cement is obtained by mixing portland cement clinker, gyplum and ifanulated sla,in suitable proportions and grinding the mixture to get i thorough and intimate mix between the consti tuents.
Portland cement definition of portland cement by the. The hydration process of slag cement is more complicated than portland cement. Owing to its abrasion resistance and effective performance, these products are extensively recommended by various numbers of clients. Hibond cement has started producing psc cement confirming to bis 4551989 under the brand name of special hibond cement. Influence of slag composition on cracking potential of slag. Gypsum is added during the grinding process to control the set rate of the cement. The absolute maximum amount of pozzolan allowed in type 1p will be 20% and would be identified as type 1p20. Zhou and others published hydration of portland cement blended with blast furnace slag at early stage find, read and cite all the research you need on researchgate. It may also be manufactured by separately grinding portland cement clinker, gypsum and granulated slag and then mixing them intimately.
Hydration of portland cement blended with blast furnace slag at early stage conference paper pdf available january 2006 with 793 reads how we measure reads. Essroc carefully selects and blends the raw materials and follows stringent quality control procedures in the manufacture of saylors portland cement. Cement mixed with fine aggregate produces mortar for masonry, or with sand and gravel, produces concrete. Granulated blast furnace slag is similar to the chemical composition of portland cement. Psc is obtained by mixing portland cement clinker, gypsum and granulated blast furnace slag in suitable proportions and grinding the mixture to get a thorough and intimate mixture between the constituents. Slag and fly ash can also be added to control other properties of the final product. Nonportland cement activation of blast furnace slag. A hydraulic cement made by heating a limestone and clay mixture in a kiln and pulverizing the resulting material. Cement used in construction is characterized as hydraulic or nonhydraulic. Portland cement definition is a hydraulic cement made by finely pulverizing the clinker produced by calcining to incipient fusion a mixture of clay and limestone or similar materials. At jsw cement, we use superior quality slag produced at our steel manufacturing plant, conforming to is.
Portland cement comes in a variety of different types. The latent hydraulic property of the blastfurnace slag gives excellent longterm strength. All compositions produce high ultimate strength, but as slag content is increased, initial strength is reduced, while sulfate resistance upsurges and heat evolution moderates. It was developed from other types of hydraulic lime in england in the early 19th century by joseph aspdin, and usually originates from limestone. Modified portland cement portlandpozzolan cement, pozzolan.
Portland blastfurnace slag cement is a mixture of ordinary portland cement and not more than 65 wt. Osman national research center, dokki, egypt email. What is slag cement or ground granulated blastfurnace slag. All books are in clear copy here, and all files are secure so dont worry about it. Portland cement definition of portland cement by the free. Modified portland cement suitable to be used in general concrete construction. The clinker is then ground to produce portland cement. Portland blastfurnace slag cement definition of portland.
Iron ore, coke and lime stone are fed in to the furnace and the resulting molten slag floats over the molten iron at a temperature of 1500c to 1600c. What is slag cement or ground granulated blastfurnace. Portland limestone cement part i preparation of cements. Ordinary portland cement suitable to be used in general concrete construction when special properties are not required. Portland slag cement psc as per the great success achieved by jagdamba cement industries pvt.
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