2) The hot billet produced by the steelmaking continuous casting machine is sent to the bar production line through the roller table to realize the hot feeding and hot charging of the continuous casting billet. The hot charging temperature ≥650 ℃ up to 900 ℃. The rate of hot delivery and hot charging is over 87%.
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In the rolling operation, the personnel of each department should coordinate with each other and listen to the command of the person in charge of the rolling mill production line. In the rolling process, the roller and the raceway are in line contact or repaired line contact, and the radial bearing capacity is large and is suitable for bearing ...
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4. Head rolling steel during rolling Reasons: ① The size of the rolled product in the previous pass is too large, so that when the rolled product enters the next pass, it is squeezed in the entrance guide plate to cause suffocation; ② Due to the uneven deformation of the billet head during rolling, the temperature of the billet head is low may cause the steel to split;
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casting and rolling equipment manufacturer. 01 / 02. Deyang Hongguang Machine Equipments , founded in 2002,is specialized in RD, manufacturing, marketing and installation of the electrotechnological equipments as one of top electrotechnological manufacturers in China. Deyang Hongguang Machine Equipments Co., Ltd, locates in Deyang City ...
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2. Basic parameters of induction furnace for bar heating. 1) The induction furnace for bar heating is expressed by heating power and heating frequency: the heating power is 100kW 20000KW; The heating frequency is different according to the outer diameter of the bar, and the frequency range is 50Hz 8000Hz: 2) The medium frequency furnace ...
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The traditional electric furnace is the early mainstream electric arc furnace. Scrap steel is added from the top of the furnace, that is, the crown block basket is used to open the furnace cover and scrap steel is added. Each furnace needs to be charged twice to three times or more. The power consumption is relatively high, the electrode ...
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General Description. The electric induction furnace whose frequency ranges from 150 Hz to 10000 Hz is called a medium frequency induction furnace. A medium frequency furnace is special smelting equipment suitable for smelting highquality steel and alloy. It has the advantages of fast melting speed, high production efficiency, strong adaptability, flexible use, good electromagnetic stirring ...
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This article aims at the continuous casting of slabs in steel mills and the pulling speed during the hot exchange of the tundish, which makes the slab continuously cooled by spraying, resulting in excessive hardening of the slab cooling and production problems in the slab.
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4. Reducing production costs is an effective way for enterprises to increase efficiency; 5. Conducive to the application of endless rolling technology. The disadvantages are: due to the high hardness and brittleness of cemented carbide roll ring and high sensitivity to cracks, it is difficult to maintain, and the requirement for cooling water ...
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1. The material of rolls should be screened according to the requirements of the rolled parts to improve the fatigue strength and service life of the rolls. 2. Inspect the wear of roll and guide from time to time. 3. Inverse injection process of bearing lubricant from inside to outside to inside, so as to reduce the pollution of dust to bearing.
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The process of making hightemperature molten steel directly cast into billet is called continuous casting. Its appearance has fundamentally changed the ingot rolling process, which has been dominant for a century. Because it simplifies the production process, improves the production efficiency and metal yield, and saves energy consumption, the ...
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Rolling mill definition, a mill where ingots, slabs, sheets, etc., of usually hot metal are passed between rolls to give them a certain thickness or crosssectional form. See more.
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The electric arc furnace is an electric furnace that uses high temperature produced by electrode arc to smelt ore and metal. When the arc is formed by gas discharge, the energy is concentrated and the temperature of the arc zone is above 3000 ℃. For smelting metals, EAF is more flexible than other steelmaking furnaces, which can effectively ...
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The invention discloses a rolling mill production line of rare and refractory metal plate strips and a production method thereof, and the rolling mill production line comprises a transport roller way for transporting the rare and refractory metal plate strips and a rolling mill body arranged in the middle of the transport roller way, wherein a blanking device, a shearing machine I, a leveling ...
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High Speed Wire Rod Rolling Mill Production Line From Reheating Furnace US / Piece 1 Piece (MOQ) Aftersales Service : Remote and Onsite Services Technical Guidance etc Warranty : 1 Year Rolling Shape : Bar, Wire Product : Cogged Ingot, Steel Wire, Steel Bar and Tmt More Heavy Goyo (Guangzhou)Mechanical Equipment Ltd. Co. Ltd.
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The highspeed steel roll has been used in the front section of rough rolling and finish rolling of 158opc mill, and it also has good results. Hansteel uses highspeed steel rolls for F2, F3 stands and sometimes F1 stands of CSP production line. It mainly rolls SS400, SPHC, spa2h and other steel grades.
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LF Ladle Furnace Refining Process. LF refining is to pour molten steel into the ladle furnace and remove 5090% of the oxidized slag, add reducing slag and deoxidizer for reduction refining. If the stirring time, slag amount and stirring power under heating are appropriately increased, 100% slag removal during tapping can further reduce the ...
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Donghua steel continuous castingrolling (DSCCR) production line is an endless rolling production line independently integrated and developed by a Chinese enterprise. To solve the problem of outofcontrol shape caused by insufficient adjustment ability of work roll bending force of DSCCR finishing mills, the backup roll contours of the finishing mill were optimized considering multi ...
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Highprecision roll cartridges with bearing cooling, available as 2Hi and 4Hi Roll Sets. Temperature controlled high accuracy thickness and width measurement contact and laser gauges. Precise layer winding systems to satisfy the highest quality standards. Wire tension control via electromagnetic highprecision dancer.
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The high speed wire rod production line Rolling mill production line is a kind of equipment which can realise a metal pressing process. It includes major equipment, auxiliary equipment, lifting and transport equipment and ancillary equipment.
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Heating Furnace What You Need to Know. 1. Heating furnace's purpose. The heating furnace is to heat the billet to a uniform temperature (austenite structure) suitable for rolling. After the temperature increases, the first thing is to improve the plasticity of the steel and reduce the deformation resistance, so that the steel is easy to deform.
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Rail rolling mill The most modern worldwide for rails production To meet the demand of its customers on all 5 continents, we operate the largest and most efficient dedicated rail rolling mill in Europe. If the output of only one single year could be strung together, it would bridge the distance between Northern Europe and Southern Africa.
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③ Select excellent roll manufacturers, and customize highquality rolls with materials and hardness in line with the production characteristics of Chongqing Iron and Steel Co., Ltd; ④ After the production is stable, the highspeed steel roll is selected for the working roll in the front section of finishing rolling to further reduce the ...
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A material supplier from Belgium would like to produce limestone powder for his custome...
India is rich in various mineral resources and it is an important mineral processing market
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