Continuous casting refractories submerged entry nozzle

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  • Refractory Continuous Casting Submerged Entry

    Refractory Continuous Casting Submerged Entry Nozzle. Specific Property: Good thermal shock stability. high strength, resistance to erosion, saving production costs, reduce the casting cost. Application: con-casting nozzle is mainly used in successive-casting small square adobes, big square adobes, rectangle adobes, …

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  • Zhucheng Jinde Refractory Co.,Ltd

    Our submerged entry nozzle has the following characteristics: 1.Standard Al-C body materials have high corrosion and thermal shack resistances. 2.Reinforced spinel bowl material ensures that the flow control area with stopper and can resist the most severe erosion.

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  • China Continuous Casting Submerged Entry Nozzle -

    Continuous Casting Refractories Tundish Submerged Entry Nozzle , Find Complete Details about Continuous Casting Refractories Tundish Submerged Entry Nozzle,Continuous Casting Refractories Tundish Submerged Entry Nozzle from Refractory Supplier or Manufacturer-Smetal Group Co., Ltd.

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  • Continuous Casting Refractories Tundish Submerged

    Continuous Casting; Flow Control Refractories. Ladle Shroud, Long Stopper, Tundish Nozzle, Submerged Entry Nozzle, Submerged Entry Shroud. Slide Gate Plates. Ladle Slide Gate Plates, Ladle Collector Nozzle, Tundish Slide Gate Plates

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  • Continuous Casting — Mayerton Refractories |

    Refractories: basic, silica, high alumina and fireclay bricks, etc. Special refractories: MgO-C bricks. Refractories for continuous casting machines: alumina-graphite tubes, sliding nozzle bricks. Monolithics: castable for ladles and blast furnace troughs, etc, mold powder. Fine …

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  • Refractories/Submerged entry nozzles - AIST

    2016-3-28 · China Refractory Continuous Steel Casting Parts supplier, Submerged Entry Nozzle, Ladle Shroud Manufacturers Suppliers - Qingdao Hiworld Molten Steel Control Co., Ltd.

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  • China Refractory Continuous Steel Casting Parts ...

    2017-2-1 · As a functional refractory component, submerged entry nozzle (SEN) plays an important role in the prevention of re-oxidation and spattering of molten steel and alloys in continuous casting process,.

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  • The charged characteristics of the submerged entry

    2018-8-8 · Submerged Entry Nozzle Submerged Entry Shrouds. The Submerged Entry Nozzle (SEN) and Submerged Entry Shroud (SES) protect the steel flow from the Tundish to the mould. SEN is fixed inside the Tundish and also functions as a Tundish Nozzle. SES on the other hand is fitted from the outside on the Tundish Nozzle.

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  • Submerged Entry Nozzle, Refractory Nozzle

    Refractories: basic, silica, high alumina and fireclay bricks, etc. Special refractories: MgO-C bricks. Refractories for continuous casting machines: alumina-graphite tubes, sliding nozzle bricks. Monolithics: castable for ladles and blast furnace troughs, etc, mold powder. Fine …

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  • Refractories/Submerged entry nozzles - AIST

    MODELLING HEAT TRANSFER THROUGH REFRACTORY OF CONTINUOUS CASTING SUBMERGED ENTRY NOZZLE ALEXANDER 2VAKHRUSHEV1, MENGHUAI WU , ANDREAS LUDWIG3, YONG TANG4, GERNOT HACKL5, GERALD NITZL6 1Christian ...

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  • MODELLING HEAT TRANSFER THROUGH REFRACTORY

    2016-3-28 · China Refractory Continuous Steel Casting Parts supplier, Submerged Entry Nozzle, Ladle Shroud Manufacturers Suppliers - Qingdao Hiworld Molten Steel Control Co., Ltd.

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  • China Refractory Continuous Steel Casting Parts ...

    2017-2-1 · 1. Introduction. As a functional refractory component, submerged entry nozzle (SEN) plays an important role in the prevention of re-oxidation and spattering of molten steel and alloys in continuous casting process , .The service life of SEN is affected by clogging to a great extent, which has a magnificent adverse effect on the production efficiency and steel quality.

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  • The charged characteristics of the submerged entry

    2014-5-10 · of refractories. An important example is the Submerged Entry Nozzle (SEN), which delivers liquid steel from the tundish to the continuous-casting mold, and must be preheated properly to prevent problems such as cracks from thermal shock, and freezing (skulling) of the steel during initial filling.

    Get Price
  • Transient Model of Preheating a Submerged Entry Nozzle

    2015-2-19 · Manufacturing of cleaner steel is mostly attributed to the continuous casting process of the steel plant. ... Wengang Y and Jianbin Y 2009 Structure optimization of submerged entry nozzle for super wide slab ... Guoqi L and Xinfu W 2008 Water model investigation of fluid field in mold of wide slab continuous caster Refractories 42 (5) 341–344 ...

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  • Designing of Sub-entry Nozzle for Casting Defect-free ...

    Nozzle clogging is a common problem in the production of continuously cast Al-killed steels. Clogging occurs when there are solid inclusions in molten steel at casting temperatures. SENs (Submerged entry nozzles) from continuous casting of Al-killed low alloy steel grades with increased content of sulfur (0,020 to 0,035 % S) were examined. The

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  • SUBMERGED ENTRY NOZZLE CLOGGING DURING

    A fluid flow control of molten steel in continuous casting mold directly leads to surface and internal qual-ity of slab and product. However, few studies have looked at fluid flow in submerged entry nozzle even when it is a source of flow in the mold. In this study, fluid flow in submerged entry nozzle is in-situ

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  • Fluid Flow Behavior in Submerged Entry Nozzle of ...

    2021-3-8 · The clogging behavior of a submerged entry nozzle for the casting of sulfur-containing Ca-treated Al-killed Ti-bearing steel was ex situ investigated. The surface of clogging consisted of CaO-TiO x phase, Al 2 O 3-MgO phase, and Al 2 O 3-CaO-SiO 2 phase. The TiO x in the clogging was originated from the adhesion of inclusions in molten steel. The silicate inclusions were formed by the reaction ...

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  • Dissolution behavior of zirconia-refractories during ...

    Dissolution behavior of ZrO2-graphite refractories used in a submerged entry nozzle (SEN) during continuous casting of steel was investigated using the rotating cylinder method. In the present work, the dissolution rate of the zirconia-graphite rod was determined by measuring the corrosion depth of the rod after a given immersion time. It was found that the dissolution rate was slow at the ...

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  • Casting & Forging

    Continuous Casting Nozzle (CCN) is special refractories used between ladle and Tundish or Tundish and Mold to prevent oxidization of the molten steel. Wonjin has an exclusive partnership agreement with a Chinese CCN producer, Oriental Giant Co. Ltd. to supply CCN products such as the ladle shroud nozzle and submerged entry nozzle (SEN).

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  • TRANSIENT MODEL OF PREHEATING A SUBMERGED

    2014-7-18 · for preheating of refractories, cutting, and scarfing. Figure 1.1 [1.1] shows a schematic of the continuous casting process. In this process, Submerged Entry Nozzle (SEN) delivers molten steel from a tundish into a continuous-casting mold. The SEN is made of different refractories, and

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  • Role of Solidification in Submerged Entry Nozzle

    Role of Solidification in Submerged Entry Nozzle Clogging During Continuous Casting of Steel Hadi Barati, Menghuai Wu,* Abdellah Kharicha, and Andreas Ludwig 1. Introduction A submerged entry nozzle (SEN), a tube-shaped device com-posed of refractory, is used to conduct molten steel from the tun-dish to the mold during continuous casting of steel.

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  • Modeling of Clogging and Erosion of Nozzle Refractories

    2011-6-2 · Fig. 2 – Typical continuous-casting submerged entry nozzles after several hours of operation The attachment of inclusions to the nozzle wall depends on many complex phenomena, First is the turbulent fluid flow pattern and trajectories inside the nozzle that bring inclusions to contact the wall and or wash them away.

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  • SUBMERGED ENTRY NOZZLE CLOGGING DURING

    Nozzle clogging is a common problem in the production of continuously cast Al-killed steels. Clogging occurs when there are solid inclusions in molten steel at casting temperatures. SENs (Submerged entry nozzles) from continuous casting of Al-killed low alloy steel grades with increased content of sulfur (0,020 to 0,035 % S) were examined. The

    Get Price
  • Fluid Flow Behavior in Submerged Entry Nozzle of ...

    A fluid flow control of molten steel in continuous casting mold directly leads to surface and internal qual-ity of slab and product. However, few studies have looked at fluid flow in submerged entry nozzle even when it is a source of flow in the mold. In this study, fluid flow in submerged entry nozzle is in-situ

    Get Price
  • Anti-clogging of submerged entry nozzle through

    2021-6-25 · Ladle shrouds (LS) and submerged entry nozzles (SEN) are flow control products used in continuous casting which transfer the liquid steel from the ladle to the tundish and further to the mould. Due to the strongly different and quickly changing temperature conditions before and during steel casting, highly thermal shock resistant refractory materials are required which simultaneously save ...

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  • Flow Control - RHI Magnesita

    2017-10-15 · Submerged entry nozzle (SEN) is a significantly common ceramic instrument utilized to carry molten steel from the tundish to the mold during continuous casting. It plays an important role in the prevention of molten steel from both re-oxidation and spatter [1] .

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  • Casting & Forging

    Continuous Casting Nozzle (CCN) is special refractories used between ladle and Tundish or Tundish and Mold to prevent oxidization of the molten steel. Wonjin has an exclusive partnership agreement with a Chinese CCN producer, Oriental Giant Co. Ltd. to supply CCN products such as the ladle shroud nozzle and submerged entry nozzle (SEN).

    Get Price
  • Isostatically Pressed Continuous Casting Refractories ...

    Isostatically Pressed Continuous Casting Refractories ... Submerged Entry Nozzle Submerged Entry Shrouds The Submerged Entry Nozzle (SEN) and Submerged Entry Shroud (SES) protect the steel flow from the Tundish to the mould. SEN is fixed inside the Tundish and also functions as a Tundish Nozzle. SES on the other hand is fitted from the outside ...

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  • Sub-Entry Nozzle And Shroud - intocasthitech.com

    2019-3-11 · Sub-Entry Nozzle And Shroud Hi-Tech Submerged Entry Nozzles and Shrouds are designed to protect the steel flow from the tundish to the mould. Sub-entry nozzle is fixed inside the tundish similar to a tundish nozzle, while the sub-entry shroud is fitted from the outside on the tundish nozzle.

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  • Zircar Continuous Casting Refractories - Zircar Sub

    Manufacturer of Zircar Continuous Casting Refractories - Zircar Sub-Merged Entry Nozzle, Zircar Ladle Shroud, Zircar Mono Block Stopper offered by Zircar Crucibles Pvt. Ltd., Ahmedabad, Gujarat.

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  • TRANSIENT MODEL OF PREHEATING A SUBMERGED

    2014-7-18 · for preheating of refractories, cutting, and scarfing. Figure 1.1 [1.1] shows a schematic of the continuous casting process. In this process, Submerged Entry Nozzle (SEN) delivers molten steel from a tundish into a continuous-casting mold. The SEN is made of different refractories, and

    Get Price
  • Transient Model of Preheating a Submerged Entry Nozzle

    2014-5-10 · of refractories. An important example is the Submerged Entry Nozzle (SEN), which delivers liquid steel from the tundish to the continuous-casting mold, and must be preheated properly to prevent problems such as cracks from thermal shock, and freezing (skulling) of the steel during initial filling.

    Get Price
  • Anchor-Shaped Design of a Submerged Entry Nozzle

    2016-11-2 · An anchor-shaped geometrical design for a Submerged Entry Nozzle for the slab continuous casting of steel is presented in this work. To evaluate its performance, transient 3D multiphase numerical simulations were carried out using the Computational Fluid Dynamics technique. The performance of the proposed nozzle is numerically compared with that of a conventional cylindrical nozzle.

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  • Anchor-Shaped Design of a Submerged Entry Nozzle for

    2016-10-31 · Numerical Simulations, Slab Casting, Submerged Entry Nozzle 1. Introduction Nowadays, around 95% of the world raw steel is cast by means of the continuous cast-ing process . The quality of the steel slabs is greatly influenced by the fluid flow in [1] the continuous casting mold , and the geometry of the Submerged Entry Nozzle [2] (SEN) is the ...

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  • Flow Control - RHI Magnesita

    2019-11-6 · DELTEK® Nozzles for Shrouded Casting RHI Magnesita offers a complete range of isostatically-pressed refractories for tundish-to-mold shrouding, comprising tundish nozzles and submerged entry shrouds, submerged entry nozzles, mononozzle and monotube designs for tubechanger systems and high-technology submerged entry nozzles for thin slab casters.

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  • STUDY ON CLOGGING MECHANISM OF SUBMERGED

    steel in continuous casting billet mold; Receding the floating of nonmetallic inclusions; Reducing the life of the nozzle. Therefore, how to reduce the clogging of submerged entry nozzle became the most important problem of the steel enterprise s. This paper analyzes the clogs on the submerged entry

    Get Price
  • Role of Solidification in Submerged Entry Nozzle

    Role of Solidification in Submerged Entry Nozzle Clogging During Continuous Casting of Steel Hadi Barati, Menghuai Wu,* Abdellah Kharicha, and Andreas Ludwig 1. Introduction A submerged entry nozzle (SEN), a tube-shaped device com-posed of refractory, is used to conduct molten steel from the tun-dish to the mold during continuous casting of steel.

    Get Price
  • Isostatically Pressed Continuous Casting Refractories ...

    Isostatically Pressed Continuous Casting Refractories ... Submerged Entry Nozzle Submerged Entry Shrouds The Submerged Entry Nozzle (SEN) and Submerged Entry Shroud (SES) protect the steel flow from the Tundish to the mould. SEN is fixed inside the Tundish and also functions as a Tundish Nozzle. SES on the other hand is fitted from the outside ...

    Get Price
  • Casting & Forging

    Continuous Casting Nozzle (CCN) is special refractories used between ladle and Tundish or Tundish and Mold to prevent oxidization of the molten steel. Wonjin has an exclusive partnership agreement with a Chinese CCN producer, Oriental Giant Co. Ltd. to supply CCN products such as the ladle shroud nozzle and submerged entry nozzle (SEN).

    Get Price
  • Sub-Entry Nozzle And Shroud - intocasthitech.com

    2019-3-11 · Sub-Entry Nozzle And Shroud Hi-Tech Submerged Entry Nozzles and Shrouds are designed to protect the steel flow from the tundish to the mould. Sub-entry nozzle is fixed inside the tundish similar to a tundish nozzle, while the sub-entry shroud is fitted from the outside on the tundish nozzle.

    Get Price
  • Tundish Refractory | Honsin Industry

    Transport Phenomena in a Beam-Blank Continuous Casting Mold with Two Types of Submerged Entry Nozzle Mianguang XU and Miaoyong ZHU* School of Materials and Metallurgy, Northeastern University, No. 3 Wenhua Road, Heping District, Shenyang, 110819 P.R. China. (Received on September 18, 2014; accepted on December 22, 2014)

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  • Transport Phenomena in a Beam-Blank Continuous

    2019-4-26 · clogging process in submerged entry nozzle (SEN) during continuous casting. Three major steps of the clogging have been taken into account: (a) transport of non-metallic inclusions (NMIs) by turbulent melt flow towards the SEN wall; (b) interactions between melt and

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  • Numerical modeling of clogging in submerged entry

    2019-5-21 · then released by the outlet of the submerged entry nozzle (SEN) into the mold depends on the porous material, the gas injection rate, fluid velocity, SEN geometry and configuration. Thomas [3], in turn, observed in a physical model of a continuous casting pouring system, with …

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  • The Effect of Upper Nozzle Refractory in Bubble Behavior ...

    steel in continuous casting billet mold; Receding the floating of nonmetallic inclusions; Reducing the life of the nozzle. Therefore, how to reduce the clogging of submerged entry nozzle became the most important problem of the steel enterprise s. This paper analyzes the clogs on the submerged entry

    Get Price
  • STUDY ON CLOGGING MECHANISM OF SUBMERGED

    2008-9-27 · An initial reaction layer forms on the submerged entry nozzles; this layer is followed by bulk deposits that primarily contain endogenous alumina and steel inclusions. It would therefore be of some interest to prevent the formation of this initial layer opposite the refractory wall of the submerged nozzle. The presence of carbon and SiO2 on the surface of the nozzle facilitates formation of a ...

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