products of cooling clinker in cement making

  • What is Cement Clinker? | Datis Export Group

    Jun 18, 2020 · 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.

  • Cement Clinker Calcination in Cement Production Process ...

    Apr 04, 2019 · The cooled clinker is a kind of granular material with different particle size. They will be ground in the grinding mill to reach the qualified fineness of cement product. During the grinding, 2-3% gypsum powder is added as retarder so that when cement contacts with water, its

  • Clinker Cooler - 911 Metallurgist

    Nov 28, 2016 · Clinker is moved smoothly along as a ’’live” load by reciprocating motion. Abrasive action on the grates is virtually eliminated. The Air-Quenching cooler is designed to recuperate over 75% of the sensible clinker heat and return it to the kiln as highly preheated secondary air for

  • CLINKER COOLING TECHNOLOGY - Mechanical engineering ...

    Clinker cooling is necessary because. 1. Hot clinker is difficult to convey. 2. Hot clinker has a negative effect on the grinding process. 3. Reclaimed heat content of the hot clinker is an important factor in lowering the production cost. 4. Proper cooling improves the quality of cement.

  • Clinkerization - Cement Plant Optimization

    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.

  • Cement production and cooling - Solex

    Jul 27, 2021 · The kiln is slightly inclined to allow the product to move downwards towards the discharge end. The powder entering the kiln is heated to approximately 1,450ºC. At these high temperatures, chemical reactions occur that form the cement clinker. Upon exiting the kiln, the cement clinker is cooled to approximately 80ºC.

  • Clinker Production - an overview | ScienceDirect Topics

    Cement manufacturing has several opportunities for WHR, specifically in the process step where the clinker material is produced. For clinker production, a mixture of clay, limestone, and sand is heated to temperatures near 1500°C. The kiln and clinker cooler have hot exhaust streams where waste heat could be recovered.

  • Clinker Making | Industrial Efficiency Technology & Measures

    22 行 · Clinker is produced by sintering limestone (calcium carbonate) and clay (alumino-silicate)

  • How Does Clinker Cooler Reduce Cement Production Energy ...

    The main power consumption of a clinker cooler is its cooling fans. It usually takes 1.9-2.3 m 3 under standard conditions to cool 1 kg clinker from 1400 ℃ to 65 ℃, and the power consumption of the whole system is about 7 kWh. If the air consumption per kilogram of clinker cooling is reduced from 2 m 3 to 1.7 m 3, the air consumption efficiency will be 15% lower than that of other cement ...

  • Project Report on CEMENT FROM CLINKER - Manufacturing ...

    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.

  • Clinker cooler – Making

    A next generation clinker cooling system redesigned for better efficiency and reliability. Claudius Peters’ ETA system is a fully modular clinker cooling system designed to replace the older satellite style coolers and alleviate many of the problems associated with them.

  • Clinker cooler – level and pressure measurement | VEGA

    To achieve this, the clinker bed is cooled with a continuous stream of air. Pressure monitoring is required in the lower part of the clinker cooler to make the cooling as effective as possible. The material height of the hot clinker, at over 1000 °C on the conveyor belt, also has to be reliably measured.

  • What is Clinker? The Importance of Clinker in Cement ...

    The substance called clinker is dark gray as the color that appears after firing while cement is produced and it is called the material that resembles the image of marble. Its production occurs as a result of heating and combining the material called limestone and clay at approximately 1500 degrees in the furnace until it becomes liquid.

  • Clinkerization - Cement Plant Optimization

    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.

  • Cement production and cooling - Solex

    Jul 27, 2021 · During the cement production process, these minerals are fused together by heating them to just under their melting point, forming a cement clinker between 3 to 20 mm in diameter. Pure cement is formed when the cement clinker is ground into a fine powder. To regulate how cement mortar or concrete will set, gypsum is added to this powder.

  • Application Of Industrial Fans In Cement Industry

    Dec 31, 2019 · Clinker process in the cement manufacturing involves cooling of the clinker i.e., the high temperatures present in the clinkers are lowered by driving continuous air. Cooling fans are used to blow cool air and bring down the temperature of the clinkers from 1500 °C to 100 °C. Use of cooling fans maintains the quality of the clinker.

  • Cement Manufacturing Process | Phases | Flow Chart ...

    Aug 30, 2012 · Clinker cooling | Cement making process. Final process of 5 th phase is the final grinding. There is a horizontal filled with steel balls. Clinker reach in this rotating drum after cooling. Here, steel balls tumble and crush the clinker into a very

  • What is the manufacturing process of Portland Cement ...

    It is a fine powder, produced by heating limestone and clay minerals in a kiln to form clinker, grinding the clinker, and adding 2-3% percent of GYPSUM. Several types of Portland cement are available. The most common, called ordinary Portland cement (OPC),

  • Cement Manufacturing Process - Civil Engineering

    1510°C (2750°F): Cement clinker is formed The kiln is angled by 3 degrees to the horizontal to allow the material to pass through it, over a period of 20 to 30 minutes. By the time the raw-mix reaches the lower part of the kiln, clinker forms and comes out of the kiln in marble-sized nodules.

  • Professional shaft kiln cement clinker production line ...

    Popular Products of Professional shaft kiln cement clinker production line by Rotary Kiln - Henan Zhengzhou Mining Machinery Co.,Ltd from China.

  • Cement Production - an overview | ScienceDirect Topics

    G. Habert, in Eco-efficient Construction and Building Materials, 2014 10.1 Introduction. Cement production has undergone tremendous developments since its beginnings some 2,000 years ago. While the use of cement in concrete has a very long history (Malinowsky, 1991), the industrial production of cements started in the middle of the 19 th century, first with shaft kilns, which were later ...

  • China Grate Cooler Used in 2500tpd Cement Plant - China ...

    Pengfei. Product Description. Grate cooler is a kind of quench cooler. Its principle is to quench clinker which is laid in levels on the grate plates with cold wind from air blower. Temperature of clinker will be rapidly dropped from 1200 degree to be less than 100 degree. Plenty of waste gases after cooling could not only be used as secondary ...

  • Clinker Cooler, Cement Cooler, Grate Cooler | Clinker ...

    The clinker cooler, also known as grate cooler or cement cooler, it is a necessary equipment of cement clinker production.The clinker cooler is mainly used to cool and transport the cement clinker. At the same time, cement cooler also provide hot-air for rotary kiln and calciner, it is the main equipment of heat recovery for burning system.

  • What is Clinker? The Importance of Clinker in Cement ...

    The substance called clinker is dark gray as the color that appears after firing while cement is produced and it is called the material that resembles the image of marble. Its production occurs as a result of heating and combining the material called limestone and clay at approximately 1500 degrees in the furnace until it becomes liquid.

  • Clinker cooler – level and pressure measurement | VEGA

    To achieve this, the clinker bed is cooled with a continuous stream of air. Pressure monitoring is required in the lower part of the clinker cooler to make the cooling as effective as possible. The material height of the hot clinker, at over 1000 °C on the conveyor belt, also has to be reliably measured.

  • US4913742A - Process of making cement clinker and ...

    A process for producing cement clinker, having a preheating-, calcination and cooling zone, under addition of a secondary fuel, (retardedly)combustible components such as waste materials and/or conventional fuels being added in the zone between kiln inlet and calcination zone and then being subjected to an incomplete combustion and/or pyrolysis under addition of exhaust gases from the

  • What are Cement Clinkers? (with pictures)

    Portland cement may be used in the creation of buildings. Cement is heavily relied upon to produce mortar, grouts, and concrete, and cement clinkers are the first stage, post firing, in making cement.Cement has strong bonding qualities when mixed with gypsum and water to form a hydration reaction, and it forms approximately one tenth of concrete, mixed with rocks, sand, and other

  • Best ways to cut carbon emissions from the cement industry ...

    May 20, 2021 · The cement production process. Cement production is energy intensive, requiring 3.3 Gigajoules of thermal energy per ton of clinker - so another source of carbon in the industry is the way plants are powered. Instead of using carbon-intensive fossil fuels, manufacturers could use carbon-neutral biomasses.

  • Manufacture of Portland Cement: 3 Processes | Concrete ...

    It has been observed that the rate of cooling of clinker affects considerably the strength properties of cement. It has been observed that a moderate rate of cooling of clinker in the rotary cooler gives about 3.7% higher strength of cement at 28 days than quick cooling and

  • Glossary of terms

    cooling ground limestone. Clinker factor. The percentage of clinker in cement (according to the WBCSD-CSI Cement CO2 and Energy Protocol). Absolute gross emissions. Composite cement. Cement with a high percentage of secondary cementitious materials, such as slag and fly ash, replacing the clinker portion of the cement. Concrete

  • Cement — HeatCalc

    The gas temperature can vary from 300°–500°F (150°-260°C). In most cases, the exhaust gases are mixed with clinker cooling air and the heat is recovered in boilers or other heat recovery units. Hot shell or surfaces of kilns and precalciner: The surface temperature can vary from 500°–800°F (260°-430°C). There is no practical way to ...

  • Inert Stone Products – Sierra Energy

    This type of inert stone is also referred to as Type S inert stone cement, and can be mixed with Portland cement clinker to make a blended Type 1S cement. Air-cooled Stone This type of inert stone is produced by air-cooling the molten material.

  • A Review On Environmental and Health Impacts Of Cement ...

    one of the major contributors in global warming and climate change. Cement manufacturing is a highly energy intensive process, which involves intensive fuel consumption for clinker making and resulting in emissions. Beside Fuel consumption, the calcining process is a major source of emissions such as NOx, SOx, CO2, particulate matters etc.

  • Professional shaft kiln cement clinker production line ...

    Popular Products of Professional shaft kiln cement clinker production line by Rotary Kiln - Henan Zhengzhou Mining Machinery Co.,Ltd from China.

  • AIR POLUTION AND AIR POLLUTION CONTROL IN CEMENT

    Dec 20, 2017 · Cement industry’s focus is on reducing ambient particulate emission by reducing the mass load emitted from the stacks, and other sources up to less than 0.2 kilograms of dust per metric ton (kg/t) of clinker using dust recovery systems. NOx emissions are controlled using proper kiln design, low-NOx burners, and an optimum level of excess air.

  • China 500-1000tpd Complete Cement Clinker Production Line ...

    China 500-1000tpd Complete Cement Clinker Production Line, Find details about China Cement Clinker Production, Cement Clinker Production Line from 500-1000tpd Complete Cement Clinker Production Line - Henan Zhengzhou Mining Machinery Co., Ltd.