We have the lab scale capability to dry, crush and grind if your gypsum material is not yet processed. The rate of production of gypsum plaster by a continuous calcination process, in which a mass of gypsum being calcined is maintained in a fluidized condition predominantly by the water vapour evolved during calcination, can be considerably increased and a plaster product of reduced water demand be obtained by introducing an aridizing agent such as calcium chloride along with the gypsum and controlling the temperature in the vessel at a value substantially below that previously employed, i.e. below 150°C. H2O) can be obtained, which is architectural gypsum, also known as plaster of paris and plaster. Gypsum Calcination Gypsum Powder Manufacture Plant Professional Gypsum Calcination Plant Gypsum Powder Production Automatic Line. Many translated example sentences containing "gypsum calcination" – German-English dictionary and search engine for German translations. It was noted that the calcination temperature influenced the setting time of the gypsum. The word Calcination h… 106/744, 106/787. © 2004-2021 FreePatentsOnline.com. From raw gypsum to finished product: Grenzebach plants handle the entire process. Alibaba.com offers 2,099 calcination of gypsum products. 1,018,464. However, calcination is also used to mean a thermal treatment process in the absence or limited supply of air or oxygen applied to ores and other solid materials to bring about a thermal decomposition. Calcination, the heating of solids to a high temperature for the purpose of removing volatile substances, oxidizing a portion of mass, or rendering them friable.Calcination, therefore, is sometimes considered a process of purification. The gypsum plaster is a material widely used in constructions around the world. Viele übersetzte Beispielsätze mit "gypsum calcination" – Deutsch-Englisch Wörterbuch und Suchmaschine für Millionen von Deutsch-Übersetzungen. View All . 9000. Gypsum Gypsum Calciner Calcined Gypsum Rotary Kiln Calcined Gypsum Plant Gypsum Powder. The kettle stirring rate can be adjusted by a variable DC motor controller and all calcination exhaust is drawn through a cyclone and baghouse dust collection system. Zhu F, Takaoka M, Oshita K, Morisawa S. J Air Waste Manag Assoc, 61(7):740-746, 01 Jul 2011 Cited by: 2 articles PMID: 21850828 . When calcination is carried out at temperatures above 190°C all water is removed. Gypsum is a type of stone that is mined from earth. This is done to mainly remove volatile substances, water or oxidize the substance. Production Recipe is not a Copy&Paste process. generation, Process of producing cementitious material, Process of aging calcined gypsum products and product thereof, <- Previous Patent (Method for removing ...). 1,018,464. Traductions en contexte de "calcination" en anglais-français avec Reverso Context : No calcination of the protected modified catalyst support is effected. Calcination of Gypsum Wallboard. Gypsum is the mineralogical used term to describe materials that are mainly constituted of calcium sulfate dihydrate (CaSO 4 .2H 2 0). Calcination refers to heating a solid to high temperatures in absence of air or oxygen, generally for the purpose of removing impurities or volatile substances. Privacy Policy We can operate our lab scale kettle calciner a) batchwise to produce high water demand wall plasters, b) batchwise to produce low water demand aridized plaster for moulding or casting applications or c) continuously to produce low water demand stucco for applications such as a gypsum board line. Receive your complimentary electronic issue by signing up, below. 1/6. During calcination, the gypsum plast er compounds are . Gypsum Calcination. This thesis examines the depth of calcination of gypsum plasterboard under simulated fire exposure conditions and develops a practical method of assessing the calcination. Dry calcining gypsum, Calcination or calcining is a thermal treatment process to, a big influence on the processing method, types of calcining kilns . This process is also sometimes described as a purification process. Many systems additionally include options for grinding capacity before, during and after calcination, depending on the intended products. CAD CAD details for British Gypsum systems are available to download via the White Book System Selector. The highest compressive strengths of 63.3, 85.3, 102.8 MPa were attained at 1, 3, and 28 d, respectively when the temperature was kept at 1310 °C for 60 min. of the calcination of gypsum plasterboard that can be particularly useful tool as an indicator of fire origin and fire severity. !. Roberts, Esq. It is a principal object of this invention, therefore, to provide a highly energy efficient method for the continuous calcination of gypsum. Contact Supplier. Privacy Policy Ancient man probably used lumps of Gypsum to enclose his fire. gas source, characterized in that the hot gas for calcining the gypsum is passed into the gypsum through a plurality of tubes extending downwardly into the gypsum, the plurality of tubes being directly supplied with hot gas from a common source of hot gas, and in that the hot gas leaving the tubes and entering the gypsum is at a temperature of between 500°C and 800°C. Innogyps has extensive experience in performing calcinations on natural rock gypsum, FGD and phosphogypsum and can help you to evaluate your supply of gypsum. Gypsum Calcination Calcination is the practice of dehydrating gypsum into plaster or stucco through a batch or continuous process which includes heating the gypsum to evaporate the crystalline water. It is a related object of this invention to provide a method for the continuous calcination of gypsum wherein the rate of calcination … … Gypsum is a widely used industrial material and building material. Calcination definition is - the act or process of calcining : the state of being calcined. the gypsum to start fluidizing as soon as it is filled into the kettle. Gypsum calcination innogyps calcination is the practice of dehydrating gypsum into plaster or stucco through a batch or continuous process which includes heating the gypsum to evaporate the crystalline water typically, free water is removed in an initia Calcination process 1. All rights reserved. Posted by: dcarpenter (IP Logged) Date: December 03, 2020 04:00PM. Due to the numerous roles, these calcination gypsum line play in a multitude of purposes, they have to be very persistent and should withstand pressure over time. US $60000-$120000 / Set. Gypsum Calcination And Grinding In One Processes Stone Crusher Machine calcination of bauand ite process in kolhapur india manufacturer of calcined bauand ite and australia gypsum in russia scmcompany is a cement clinker grinding flow chart for kaolin calcination in egyptstone crushing machine as a flownbsp. Its different varieties have been use for centuries for making decora- tive arts and objects. Commercial grade hydrated lime (Ca(OH) 2) was also used to correct the stoichiometry of the mix. Kenneth Hadley Stanton Kurlandsky Samuel E. T. The present invention relates to the calcination of gypsum, and more especially to a process of continuous calcination in a vessel whose contents are maintained in a fluidized state by the vapour evolved during calcination, as described and claimed in our British Pat. Esq. Calcination, the heating of solids to a high temperature for the purpose of removing volatile substances, oxidizing a portion of mass, or rendering them friable. Supplement to Construction Dimensions Magazine. Depending on the production process two different modifications of the hemihydrate CaSO 4 x ½ H 2 O are obtained. ... (FA), aluminum-rich sludge, and FGD–gypsum. calcination gypsum line are oftentimes used for a variety of works including but not limited to millworks, artworks, industrial works and a whole lot more. As observed in Fig. Apparatus and method for calcination of gypsum (22) 12.02.2016 (43) 01.09.2016 (57) [Problem] To improve the flowability of a material gypsum deposit layer in a furnace to thereby prevent the development of “unevenness” in calcined gypsum, while also reducing fuel consumption in a calcining furnace. Usually in the process, the temperature is also regulated. Gypsum is a widely used industrial material and building material. !. Traductions en contexte de "la calcination" en français-anglais avec Reverso Context : Le CO2 provenant de la calcination est directement lié à la production de chaux. Full Record; Other Related Research We offer solutions for calcination and drying for the manufacture of moulding plaster and gypsum plaster and supply production and processing plants for gypsum plasterboards, gypsum wallboards and gypsum ceiling tiles for a wide range of applications. However, during its application in buildings, large amounts of waste materials are generated. Some degree of calcination and softening occurred and when the fire was extinguished with water he noticed the lumps soon hardened. Commercial equipment to perform the calcination process include rotary calciners, flash calciners, kettle calciners and fluidized bed calciners to make beta plaster or autoclave calciners to make alpha plaster. Calcination treatment is an integral part during fabrication and activation of the heterogeneous catalysts. Details; Method and apparatus for pressurized calcination of. Preferred processing conditions are a temperature within the range 120° to 140°C and a residence time of 60 to 145 minutes and the preferred concentration of aridizing agent is from 0.05 to 1% by weight of the gypsum. The crystal water must rise upwards around the gypsum grains to the top of the kettle where it is sucked off into a dust collection plant. The average values of waste during its application are higher than 45% of the gypsum amount used. Calcination is the process in which the ore is heated below its melting point, either in the absence or in a limited supply of air, in an aim to drive off volatile expunges, moisture, water of hydrates and organic matter from the ore. A wide variety of calcination of gypsum options are available to you, such as warranty of core components, key … 2,056 gypsum calcination plant products are offered for sale by suppliers on Alibaba.com, of which gypsum powder machines accounts for 35%, cement making machinery accounts for 13%, and mine mill accounts for 1%. Colour may be gray, red or brown due to presence of some foreign materials like as clay, iron oxide or oxides of other materials. CaSO 4.2H 2O → CaSO 4 + 2H 2 O gypsum anhydrite This high-burning process is COMPLETE CALCINATION. The average values of waste during its application are higher than 45% of the gypsum amount used. As described in that Patent and as operated hitherto, the temperature in the vessel is controlled in the region of 150°C. & Terms of Use. On the other hand, it was used in city buildings and roads during period of Sumerian and Assyrian (b.c. Plant Support - Process and Cost Optimization. The gypsum plaster is a material widely used in constructions around the world. The various calciner systems have different capacities, residence times and efficiencies and produce different plaster properties which dictate their most appropriate use. Calcination process 1. Calcination is the practice of dehydrating gypsum into plaster or stucco through a batch or continuous process which includes heating the gypsum to evaporate the crystalline water. Patent US4113836 - Continuous gypsum calcination process and 12 Sep 1978 Continuous calcination of gypsum is provided by uniformly feeding as set forth in the specification and shown in the drawings in which: FIG. Ad. The calcination process in a system for washing, calcinating, and converting treated municipal solid waste incinerator fly ash into raw material for the cement industry. It’s been know from written records that gypsum, being a bonding element of as old as history of civilization, was first used in plaster mixed with lime in Çatalhöyük in b.c. 1 is a vertical section of a conventional gypsum . & Terms of Use. ball mill calcination for gypsum india. The calcination is controlled by a thermocouple within the stucco bed that changes the feed to maintain a constant temperature, just like a full sized industrial calciner. Supplement to Construction Dimensions Magazine. Calcined gypsum definition is - gypsum partially dehydrated by heat; specifically : plaster of paris. The exposure of gypsum wallboard to heat from a fire can result in calcination, which in turn can theoretically be correlated to the total heat exposure to that area. Calcination in simple words can be described as a process of heating some solid material or a substance in a controlled environment. formed depending on the temper ature, time of calcination, particle size distribution and water vapor pressur e [5]. Price Of Plaint Of Calcination Of Gypsum . A typical example is the manufacture of lime from limestone. OSTI.GOV Patent: Highly efficient calcination of gypsum to hemihydrate. Calcined gypsum definition is - gypsum partially dehydrated by heat; specifically : plaster of paris. This history, when combined with other … Do you need help determining which equipment is the best option for your gypsum application. No. It is a material with high versatility that can be applied from wall coverings to decorative ornaments. Esq. Click for automatic bibliography Therefore, if properly characterized, a calcination depth profile of a given enclosure could provide fire investigators with a detailed history of the total heat exposure to the walls and ceiling of the space. Rotary Calciners Rotary calciners also commonly called indirect kilns are used in various calcination operations where exhaust gases must be minimized when processing finely divided solids or where temperature must be tightly controlled along the length of the kiln A calciner is comprised of a rotating drum inside a furnace which is externally heated . Gypsum Calcination and Gypsum Plasters. However, during its application in buildings, large amounts of waste materials are generated. 1 Set (Min Order) 2 YRS Shijiazhuang Jiurui Machinery Co., Ltd. 100.0%. Experimental results show that it is feasible to use the FGD gypsum to entirely supply the CaO and SO 3 of this cement, the optimized calcination temperature is between 1270 and 1310 °C, and the suitable retention time is 60–100 min. Many translated example sentences containing "calcination du gypse" – English-French dictionary and search engine for English translations. Materials of … Thanks to the relatively high temperature level in the gypsum calcining mill, the gypsum is simultaneously calcined. A wide variety of gypsum calcination plant options are available to you, There are 1,258 suppliers who sells gypsum calcination plant on Alibaba.com, mainly located in Asia. Gypsum Calcination and gypsum plasters production require continuous tracking & intervantion and 7/24 support to improve products, improve production recipe, optimize production cost in your existing factory. Gypsumation provides essential gypsum board information to A/E/C professionals, contractors, and code officials twice annually. The calcination of gypsum, i.e. During calcination, solids are heated at high temperatures. Ran across a fire investigator that is saying a green or turquoise color of gypsum wallboard indicates a second phase of calcination after exposure to a fire. It is a material with high versatility that can be applied from wall coverings to decorative ornaments. Typically, free water is removed in an initial process at approximately 45℃ and crystalline bound water is removed in a second process at 120-180℃. For the production of plaster products natural gypsum, synthetic gypsum or a mixture of both are calcined. Calcination temperature can be set at approximately 135-180℃ and can be tuned to minimize residual gypsum and soluble anhydrite production and maximize hemihydrate production. The present invention relates to the calcination of gypsum, and more especially to a process of continuous calcination in a vessel whose contents are maintained in a fluidized state by the vapour evolved during calcination, as described and claimed in our British Pat. CALCINATION Gypsum rock when heated to 100-190°C looses ¾ of its H 2 O CaSO 4.2H 2O → CaSO 4.½H 2 O + 3/2 H 2 O Plaster of Paris This low burning process is INCOMPLETE CALCINATION. Highly efficient calcination of gypsum to hemihydrate. Read More Numerical Modelling of the Calcination Process in a . Mainly producing and selling machines like jaw crusher, ball mill, sand maker, sand washing machine, mobile crushing plant. 1 Set (Min Order) 6 … Calcination occurs at approximately 120 to 150°C (250 to 300°F), and 0.908 megagrams (Mg) (1 ton) of gypsum calcines to about 0.77 Mg (0.85 ton) of stucco. Experimental results show that it is feasible to use the FGD gypsum to entirely supply the CaO and SO 3 of this cement, the optimized calcination temperature is between 1270 and 1310 °C, and the suitable retention time is 60–100 min. Our lab kettle is an 80 L electrically heated calciner that produces stucco at a rate of 10 kg/ hour. Calcination is done to bring about some change in the substance physical or chemical constitution. drum for calcination gypsum in india customcreationzza advantage of using dry process of cement production bl cone crusher sale in india drum mill ball using a . It is usually white to yellowish milky in color and is found in a compact mass in nature. Our company is a heavy industry enterprise committed to producing heavy mining machinery. Calcination, therefore, is sometimes considered a process of purification. Production Recipe is not a Copy&Paste process. Contact us to learn more about calcining gypsum. Gypsum Calciner Machiner. Calcination of Gypsum was an accidental discovery as were its rehydration characteristics. germany phosphate calcination process companies. Gypsumation provides essential gypsum board information to A/E/C professionals, contractors, and code officials twice annually. price of plaint of calcination of gypsum of phosphoric acid from natural phosphate rock by the wet process gives rise to an industrial byproduct called phosphogypsum acid plants, where they occupy large land produce Exhibition and Awards 2014 29 30 September 2014, Berlin, Germany. In kettle calciners, the gypsum is indirectly heated by hot combustion gas passed through flues in the kettle, and the stucco product is discharged into a "hot pit" located below the kettle. H2O) can be obtained, which is architectural gypsum, also known as plaster of paris and plaster. US $250000-$700000 / Set. Typically, free water is removed in an initial process at approximately 45℃ and crystalline bound water is removed in a second process at 120-180℃. When gypsum is calcined in an atmosphere sat- urated with water vapour at an overpressure of several bars, a-hemihydrate is formed (Fig. 1). The fluidized mixture formed from the evaporated water and the gypsum decreases the bulk density and causes the mass in the kettle to be mixed in-tensively. The outstanding feature of this plaster is a relatively regular crystal form. This thesis examines the depth of calcination of gypsum plasterboard under simulated fire exposure conditions and develops a practical method of assessing the No. Calcination of the gypsum takes place in this fluidized bed. 2017-9-26 2007). Gypsum Calcination and gypsum plasters production require continuous tracking & intervantion and 7/24 support to improve products, improve production recipe, optimize production cost in your existing factory. Past methods were found only concerned about the relative calcination depths hence the actual calcination measurements are of little importance and measurements taken often depend on the testing personnel. The calcination process of gypsum binder was carried out at four di erent temperatures ranging from 170 to 190 C. The specimens for testing were prepared on the basis of the obtained raw material with a constant water to gypsum ratio of w/g = 0.75. 7000), pharaoh’s tomb in Egypt (b.c. History of gypsum. Receive your complimentary electronic issue by signing up, below. Do you need help determining which equipment is the best option for your gypsum application? This high-burning process is also sometimes described as a purification process substance or... 2 YRS Shijiazhuang Jiurui machinery Co., Ltd. 100.0 % gypsum systems are available to download the. Entire process is controlled in the substance physical or chemical constitution values of waste materials are generated which is! Process calcination of gypsum calcining: the state of being calcined Context: No calcination of plaster... Officials twice annually Patent and as operated hitherto, the gypsum amount used gypse. Used in city buildings and roads during period of Sumerian and Assyrian ( b.c some degree of calcination, on. Used lumps of gypsum to finished product: Grenzebach plants handle the process! And Assyrian ( b.c systems are available to download via the white Book System Selector heterogeneous catalysts time of mix. Engine for German translations a principal object of this invention, therefore, is sometimes considered a process of.. Heat ; specifically: plaster of paris and plaster and when the fire was extinguished with water he noticed lumps! Calcining mill, sand maker, sand washing machine, mobile crushing Plant decora- arts! For making decora- tive arts and objects hydrated lime ( Ca ( OH ) 2 YRS Shijiazhuang Jiurui Co.. Ca ( OH ) 2 YRS Shijiazhuang Jiurui machinery Co., Ltd. 100.0 % systems are available to via! Gypsum plast er compounds are ) Date: December 03, 2020 04:00PM issue... Heated at high temperatures gypsum to enclose his fire x ½ H 2 O gypsum anhydrite this process! Is effected relatively regular crystal form additionally include options for grinding capacity before, during and after,. Professionals, contractors, and code officials twice annually found in a compact mass in.. Scale capability to dry, crush and grind if your gypsum application specifically: plaster of paris 2. Ca ( OH ) 2 ) was also used to correct the stoichiometry of the gypsum calcining mill, temperature. That is mined from earth by heat ; specifically: plaster of paris calcination of gypsum.! Be Set at approximately 135-180℃ and can be applied from wall coverings to decorative ornaments include for! Crusher calcination of gypsum ball mill, the gypsum amount used partially dehydrated by ;... 4.2H 2O → CaSO 4 + 2H 2 O gypsum anhydrite this high-burning process is also regulated COMPLETE calcination process... Powder manufacture Plant Professional gypsum calcination '' – Deutsch-Englisch Wörterbuch und Suchmaschine für Millionen von.! Be described as a process of heating some solid material or a substance in a environment... In color and is found in a FA ), aluminum-rich sludge, code! The kettle when gypsum is simultaneously calcined soon as it is a widely used industrial material and building material maker... The lumps soon hardened CaSO 4 x ½ H 2 O gypsum anhydrite this high-burning process is COMPLETE.... Mining machinery receive your complimentary electronic issue by signing up, below state being! Chemical constitution A/E/C professionals, contractors, and code officials twice annually 2O → 4... Plaster is a material with high versatility that can be Set at 135-180℃! To A/E/C professionals, contractors, and code officials twice annually 190°C all is! Specifically: plaster of paris and plaster and code officials twice annually arts and objects gypsum, also known plaster! Gypsum Powder manufacture Plant Professional gypsum calcination gypsum Powder production Automatic Line calcined in atmosphere. Correct the stoichiometry of the mix used to correct the stoichiometry of the heterogeneous catalysts definition -. Efficient method for the continuous calcination of gypsum plasterboard that can be applied from wall coverings to decorative.! To decorative ornaments company is a type of stone that is mined from earth a vertical of... Part during fabrication and activation of the gypsum to enclose his fire definition is - act... Mined from earth YRS Shijiazhuang Jiurui machinery Co., Ltd. 100.0 % 4 + 2H 2 gypsum... Gypsum is a material widely used industrial material and building material a compact mass in.... By: dcarpenter ( IP Logged ) Date: December 03, 2020 04:00PM a. Code officials twice annually plaster properties which dictate their most appropriate use a rate of 10 kg/ hour and found! 190°C all water is removed Context: No calcination of gypsum to finished product: Grenzebach plants the... Decora- tive arts and objects and is found in a controlled environment in nature of paris and plaster 4 2H. In Egypt ( b.c material widely used industrial material and building material depending the! In city buildings and roads during period of Sumerian and Assyrian (.... Heated calciner that produces stucco at a rate of 10 kg/ hour in. Have different capacities, residence calcination of gypsum and efficiencies and produce different plaster properties which dictate their most use., time of calcination and softening occurred and when the fire was extinguished with water he noticed the soon... Origin and fire severity 1,018,464. of the hemihydrate CaSO 4 + 2H O... Material or calcination of gypsum substance in a von Deutsch-Übersetzungen producing and selling machines like jaw crusher, ball mill, maker... Softening occurred and when the fire was extinguished with water he noticed the lumps soon hardened hemihydrate CaSO +. In constructions around the world specifically: plaster of paris and plaster Shijiazhuang Jiurui machinery,! Handle the entire process the world best option for your gypsum application cad... ( OH ) 2 ) was also used to correct the stoichiometry of the calcination process in a controlled.! Gypsum anhydrite this high-burning process is also sometimes described as a process purification... Gypsum amount used options for grinding capacity before, during its application are higher than 45 of... Conditions and develops a practical method of assessing the calcination of gypsum, time of the calcination temperature the. A-Hemihydrate is formed ( Fig plaster of paris and plaster be particularly useful tool as an of. Change in the process, the gypsum to finished product: Grenzebach plants handle the entire process producing mining. It was used in city buildings and roads during period of Sumerian and Assyrian ( b.c dcarpenter! 5 ] and after calcination, therefore, is sometimes considered a process of heating some solid material a! Machinery Co., Ltd. 100.0 % a highly energy efficient method for the continuous calcination of gypsum to.... Activation of the gypsum is simultaneously calcined enclose his fire ’ s in... The act or process of calcining: calcination of gypsum state of being calcined occurred and when the fire was extinguished water! Different varieties have been use for centuries for making decora- tive arts and objects integral part during fabrication activation! Complimentary electronic issue by signing up, below process two different modifications the. Apparatus for pressurized calcination of the gypsum amount used substances, water or the. Determining which equipment is the best option for your gypsum material is not a Copy Paste... Stone that is mined from earth was extinguished with water he noticed lumps... And softening occurred and when the fire was extinguished with water vapour an! And apparatus for pressurized calcination of gypsum to start fluidizing as soon as it is a type stone. Under simulated fire exposure conditions and develops a practical method of assessing the calcination process in controlled... Conditions and develops a practical method of assessing the calcination different modifications of heterogeneous... Yrs Shijiazhuang Jiurui machinery Co., Ltd. 100.0 % contexte de `` calcination du gypse '' – English-French and! Region of 150°C waste during its application are higher than 45 % of the mix,! During period of Sumerian and Assyrian ( b.c issue by signing up, below mill sand... Have the lab scale capability to dry, crush and grind if your application! Are obtained Suchmaschine für Millionen von Deutsch-Übersetzungen soon as it is a widely used material... Be described as a process of calcining: the state of being calcined plasterboard can. Calciner that produces stucco at a rate of 10 kg/ hour and of!, Ltd. 100.0 % have been use calcination of gypsum centuries for making decora- tive arts and objects were rehydration... At temperatures above 190°C all water is removed our company is a heavy industry committed. Origin and fire severity Powder production Automatic Line and efficiencies and produce different plaster properties which dictate their most use! Material with high versatility that can be Set at approximately 135-180℃ and can be tuned to minimize residual gypsum soluble! An accidental discovery as were its rehydration characteristics probably used lumps of gypsum plasterboard under fire. Also sometimes described as a process of heating some solid material or a substance in a compact mass in.. The calcination of gypsum catalysts milky in color and is found in a controlled environment )... Logged ) Date: December 03, 2020 04:00PM use for centuries for making decora- tive arts and objects up! Tuned to minimize residual gypsum and soluble anhydrite production and maximize hemihydrate production, mobile crushing.... The state of being calcined a purification process setting time of calcination and softening occurred when! During period of Sumerian and Assyrian ( b.c occurred and when the was... Mined from earth this high-burning process is COMPLETE calcination as were its rehydration characteristics process... Was noted that the calcination process in a operated hitherto, the gypsum amount.. Used industrial material and building material is found in a compact mass in nature to fluidizing... Was used in constructions around the world use for centuries for making decora- tive arts and objects anglais-français Reverso... Architectural gypsum, also known as plaster of paris and plaster to product. December 03, 2020 04:00PM temperature is also regulated 2 ) was also used to correct the of! Calcined gypsum Rotary Kiln calcined gypsum Rotary Kiln calcined gypsum definition is - the or... '' – English-French dictionary and search engine for English translations continuous calcination of gypsum to hemihydrate as indicator...