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MGB series Hopper Discharge Feeder

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Types of klinker cooler in cement

  • PERFORMANCE EVALUATION OF A GRATE COOLER IN A

    2.3 Types of Grate Coolers Three (3) major types of grate coolers used for clinker cooling are presented and briefly described in this study as follows; 2.3.1 Conventional Grate stCoolers: These are 1 generational grate coolers that have ability to handle large capacities, capable of achieving low clinker temperature, favorable heat

  • Portland Cement Plant Inspection Guide

    The clinker cooler serves a dual purpose; it reduces the temperature of the clinker so that proc- essing can continue; and it provides a means of recovering the heat from the clinker to preheat primary or secondary combustion air. The three general types of coolers are shown in Figure 12.

  • Clinker Grate Cooler for Cement Plant

    The traditional coolers are divided into3 types: rotary type, vibrating type and push type. However, since the first two types have been eliminated, the push type grate cooler has become the main cement clinker cooler model selected for the decomposing kiln outside the kiln..

  • Latest trends in clinker cooling - Cement Lime Gypsum

    Cement clinker cooler and method for cooling cement clinker (22) 29.10.2013 (43) 06.05.2015 (57) White cement clinker can be ­efficiently produced using a kiln 10 for sintering cement clinker and ­unloading the cement clinker from the kiln 10 to a clinker

  • Grate Cooler Clinker Cooler, Cement Cooler Cement

    The grate cooler is a quenching type cement cooler apply for the cement manufacturing plant.According to the movement mode of the grate, the grate cooler can be divided into three types, rotary type, vibrating type, and push-type grate cooler, with the development of cooler technology, push-type grate cooler is considered as the most common clinker cooler in the cement production

  • Cement Clinker Quality Control During Clinker Production

    In the clinker production of dry process, the calcined clinker is quenched in a grated cooler or a rotary cooler after being discharged from the kiln. Because there are two processes of liquid phase condensation and mineral intersection in the clinker cooling process, the cooling process will have a certain degree of impact on the clinker quality.

  • Clinker Cooler Cement Pakistan Company

    Coolers unlike other types of coolers cool materials much faster such that they can be easily transferred for further handling. One unique thing about the cooler is that it is intricately designed such that it doesnt come with the rotator blades like other types of coolers.

  • Grate Cooler in Cement Plant Cement Clinker Cooler for Sale

    The grate cooler is a type of clinker coolers, it plays an important role in the clinker manufacturing process. The grate cooler in a cement plant cools and transports the cement clinker from the rotary kiln, and provides heating air (secondary air) for the rotary kiln and preheater.

  • Cement clinker - Wikipedia

    Cement clinker is a solid material produced in the manufacture of Portland cement as an intermediary product. Clinker occurs as lumps or nodules, usually 3 millimetres (0.12 in) to 25 millimetres (0.98 in) in diameter. It is produced by sintering (fusing together without melting to the point of liquefaction) limestone and aluminosilicate materials such as clay during the cement kiln stage.

  • Grate Cooler in Cement Plant Cement Clinker Cooler for Sale

    The grate cooler is a type of clinker coolers, it plays an important role in the clinker manufacturing process. The grate cooler in a cement plant cools and transports the cement clinker from the rotary kiln, and provides heating air (secondary air) for the rotary kiln and preheater.The performance of the grate cooler will directly affect the production efficiency, energy consumption, and

  • US9513058B2 - Grate cooler for a cement clinker kiln

    A cement clinker, in the following referred to as a clinker, for short, is typically produced in a sintering process in so called rotary kilns. A clinker is discharged from the rotary kiln with a temperature of about 1450° C. onto an inlet distribution in the form of a bulk material bed, also known as a clinker bed.

  • Modern Processing Techniques to minimize cost in Cement

    widely used for raw material and coal grinding in the cement industry. The adoption of an external raw material recirculation system has further improved the efficiency of VRM. These mills can also utilise large quantities of hot gases from the pre-heater and even the clinker cooler and thus are

  • Clinker grate cooler - SlideShare

    Jun 23, 2014· Clinker grate cooler 1. Specific Surface Specificenergyrequirementof grindabilitytester 2. Types of Grate Coolers A)Traveling grate cooler 3. B) Reciprocating grate cooler 4. Grate line ConfigurationGrate line Configuration Single grate cooler Combi-coolerCombi-stage cooler 5. Mechanical Features 6.

  • What is Cement Clinker? Composition, Types & Uses - Civil

    Clinker is a nodular material produced in the kilning stage during the production of cement and is used as the binder in many cement products. The lumps or nodules of clinker are usually of diameter 3-25 mm and dark grey in color. It is produced by heating limestone and clay to the point of liquefaction at about 1400°C-1500°C in the rotary kiln.

  • CHAPTER II LITERATURE REVIEW 2.1 Cement Industry and

    heat of the hot clinker by heating the cooling air. There are various types of clinker coolers that were previously used, but the four main types used for in clinker cooling the present day are the grate coolers, the planetary coolers, the shaft coolers, and the rotary coolers (Worrell et al., 2008).

  • Clinker Cooler - Cement Cooler AGICO Cooler In Cement Plant

    Cement coolers can be divided into the rotary cooler, grate cooler, vertical clinker cooler and more. While the rotary cooler and the grate cooler are now the most commonly used cement equipment in the cement plant.

  • ETA Cooler - Claudius Peters

    Clinker coolers must take clinker from ca. 1400°C to ca. 100°C, with maximum possible heat going back to the kiln. Because kiln rotation separates fine and coarse grains across the kiln and because each require different air pressures for cooling, traditional grate coolers produce red rivers of hot, fluidised clinker that flow to the

  • A Pulse-Type Baghouse Designed for Use on a Cement Kiln

    a clinker. The clinker is discharged onto a traveling grate called a clinker cooler (Figure 1). Air from below the grates flows up through an 8 to 10 in. layer of clinker, cooling the clinker as it progresses through the cooler. Once the clinker has been cooled, it is

  • CLINKER COOLING TECHNOLOGY - Mechanical engineering

    The soundness, chemical resistance and strength of cement, as well as grindability of clinker are affected by the rate of cooling applied to the clinker. Rapid cooling of clinker is done because of the following reasons. 1. In slow cooling, MgO crystals are formed which, during hydration of cement, form Mg (OH) 2.

  • Improved maintenance and energy efficiency for the SF and

    Cement plant operators around the world know the importance of keeping maintenance time and costs to a minimum, while running at maximum efficiency. Plants with SF and the Multi-Movable Cross-Bar® coolers can now use a new type of grate that reduces power consumption and simplifies maintenance.

  • Process - General Descripton of Cement - Clinker Cement

    Process - General Descripton of Cement Production - Clinker Cement 5 Chlorides 25 PCDD/F 0.1 [ng/Nm3] Heavy metals: - class 1 (Hg, Cd, Tl) 0.1 - class 2 (As, Co, Ni, Se, Te) 0.1 - class 3 (Sb, Pb, Cr, Cu, Mn, V, Sn) incl. Zn 0.3 Note: The figures given above are representative of the ranges within which kilns normally operate. Due to the age

  • (PDF) Clinker Coolers Holcim Khaled el-emam - Academia.edu

    Q hot air to comb. S Q loss h cooler = = 1 -Q clinker from kiln Q clinker from kiln Heat in hot clinker Q cli = m cli * c p cli * (t cli -t ref )Heat in hot air Q air = v air * c p air * (t air -t ref )Radiation loss Q rad = C R * e * A{(t shell /100) 4 -(t amb /100) 4 )} Temperature of sec & tert air determined by heat exchange in recuperation zone Clinker temperature from kiln determined by

  • Cement Analysis and Production Information Thermo Fisher

    Type III - For use when high early strength is desired. Type IIIA - Air-entraining cement for the same use as Type III, where air-entrainment is desired. Type IV - For use when a low heat of hydration is desired. Type V - For use when high sulfate resistance is desired. Blog post: Increasing Clinker

  • The Role of Dust Collectors in Cement Production

    Jul 20, 2016· This high temperature causes chemical reactions that convert the raw meal to clinker. Clinker nodules range in size from 1/8 to 2. A pulse jet air dust collector is appropriate for this stage of the process. STEP FOUR CLINKER COOLER The clinker cooler cools the clinker exiting the kiln from 2,000° F down to 250° F.

  • What is the manufacturing process of Portland Cement

    Portland cement is the most common type of cement in general use around the world as a basic ingredient of concrete, mortar, stucco, and non-specialty grout. It was developed for other types of hydraulic lime in England in the early 19th century by Joseph Aspdin, and

  • Reliable high-performance clinker cooling FL

    Designed for low maintenance and high reliability, our clinker coolers ensure you enjoy high availability and low operating costs. Eliminate snowmen with our cooler inlets. The cooler inlet can be a source of downtime for many cement plants.

  • Cement - Welcome To Claudius Peters

    clinker cooling solutions: n New green field systems with the latest type of coolers using the moving floor principle to transport the hot clinker: the ETA Cooler n Replacing old coolers with the ETA Cooler or the traditional grate cooler with the well proven CSS supports n Modifying existing coolers with (statical inlet) or CSS grate for

  • Clinker Cooler - Mineral Processing & Metallurgy

    Mar 17, 2017· A modern 4½ x 70-ft Air-Quenching grate cooler in a US cement plant. A cooler this size will cool clinker at a rate of 100 barrels per hour. Clinker Grinding Costs. Rapid Air-Quenching Clinker from an Allis- Chalmers grate cooler is a true air-quenched clinker, having favorable grinding characteristics. Hot clinker from the kiln is cooled

  • Cement Kilns: Grate Coolers

    The types of grate cooler are differentiated according to the method whereby the clinker is moved along the grate, and are treated in chronological order of their introduction. Grate coolers exchange heat between clinker and air, and because heat losses are comparatively slight, the thermodynamics of the process is simple enough.

  • AVAILABLE AND EMERGING TECHNOLOGIES FOR

    Reciprocating type grate coolers can also be used to cool the clinker. The cooling air is used as secondary combustion air for the kiln to improve efficiency since the cooling air has been preheated during the process of cooling the clinker. After cooling, the clinker can be stored in the clinker dome, silos, bins, or outside in storage piles.

  • Cement Kilns: Clinker Coolers

    Coolers are essential parts of rotary kiln systems. Clinker leaves the kiln at 1200°C or more. Clinker at this temperature has a heat content of 1.22 MJ/kg and must be cooled in order to: avoid wasting this heat energy; obtain clinker at a temperature suitable for grinding - less than 100°C

  • EP3112786B1 - Clinker inlet distribution of a cement

    Cement clinker, briefly referred to as 'clinker', is obtained by burning raw meal in a rotary kiln at about 1450°C. The hot clinker is discharged from the kiln to a clinker cooler, briefly referred to as 'cooler', to provide a layer of clinker, the so called 'clinker bed' on a cooling grate.

  • Cement kiln - Wikipedia

    Cement kilns are used for the pyroprocessing stage of manufacture of Portland and other types of hydraulic cement, in which calcium carbonate reacts with silica-bearing minerals to form a mixture of calcium silicates.Over a billion tonnes of cement are made per year, and cement kilns are the heart of this production process: their capacity usually defines the capacity of the cement plant.

  • Cement Cooler - Clinker Cooler Types Of Clinker Cooler AGICO

    Cement cooler is the important cement equipment in the cement production process. Rotary cooler and grate cooler are two types of hot-sale clinker coolers on the market. AGICO offers high-quality clinker coolers.

  • Optimising Cooler Operation World Cement

    Jul 10, 2020· In every cement plant, the cooler operation has a crucial impact on operating performance, clinker quality and overall productivity. The development of clinker coolers in recent times has been guided by market demands for maximised availability, reduced maintenance and rapid conversion with minimum production downtime, accompanied by the over-arching requirements to

  • CLINKER STORAGE SYSTEM - Mechanical engineering concepts

    Clinker after cooling in the clinker cooler, is transported by metallic conveyors and stored either in open or covered areas for aging which improves the grinding efficiency in the subsequent operation in the cement mills and increases the mill output rate. The aging of clinker is commonly done for a period not less than 20 days.

  • Process Fans Used in Cement Industry - Reitzindia

    Cooler exhaust fans move 1.8 ton of exhaust air per 1 ton of clinker production. This process is a part of air blown into the cooler by cooling fans that are not useful for fuel combustion. In addition to these key process fans, cement industry also has many non-process fans.

  • Claudius Peters Clinker Cooling Technology Claudius Peters

    Claudius Peters Clinker Crushers. The hammer crusher is the standard solution for crushing clinker. Claudius Peters has been supplying hammer crushers worldwide for capacities up to 6000 t/d since 1955. Claudius Peters developed the roller crusher for use in clinker coolers at the end of the 1970s. Today, the roller crusher is the standard unit for crushing the clinker inside the clinker cooler.

  • Clinker coolers SKF

    Much like the rotary kilns that feed them, clinker coolers in cement making are also subject to extremely high operating temperatures and dust levels. Bearings on the cooler grates also have to operate at low speeds, under moderate to high loads.

  • Clinkerization - Cement Plant Optimization

    Cooler. Clinker cooler serves two main objective of cooling clinker from temperature of about 1350 0C to the temperature (65-150 0C) where it can be handled by conveyors like pan conveyors, chain, Elevators etc. and heat recovery from hot clinker coming out of kiln. A huge development has happened in clinker coolers designs and types as well.

  • The cement kiln

    When the clinker has passed the burning zone, it starts to cool, slowly at first, then much more quickly as it passes over the 'nose ring' at the end of the kiln and drops out into the cooler. The clinker cooler. There are various types of cooler - we will consider only one, the 'grate cooler'.

  • Energy and Exergy Analysis of Clinker Cooler in the Cement

    Grate coolers which represent one of the pyro-processing units are extensively used in cement industries. The essential function of grate coolers is a waste heat recovery from hot clinker which