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.
Rolling mill: This is a semiauto steel rebar production line. Feed hot billet into the rough rolling mill, and the reversible rough mill can process billet 7 times max by lifting the table without manual feeding. Rough rolling mills can help customers save on investment. After the roughing mill, we will adopt a continuously rolling mill.
Before the steel rolling mill is used, the roll pass, controlling plate shape and backup roll should be adjusted according to the requiremen... How Does An Electric Induction Furnace Work? The e lectric Induction furnace is a power supply device that converts 50HZ AC power into an intermediate frequency (above 300HZ to 1000HZ...
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 ...
Rolling Mills. The rolling mill facilities were designed to meet the production requirement of Table 1. The rolling mills complex was proposed to include a light and medium merchant mill with breakdown group of stands for rolling blooms into billets and an intermediate inline heat compensating furnace; a wire rod mill; a medium merchant ...
Wednesday, July 7, 2021 Design of Continuous Casting Machine Foundation The design of the continuous casting machine foundation is the basic structure design that supports and fixes the continuous casting machine and its related equipment, and transmits various loads and the dynamic loads of the equipment to the foundation through the foundation.
Hot rolling is used mainly to produce sheet metal, rebar, wire rod or other products. In a words, hot rolling is very popular used in the steel industry. Since 1989 Hani Tech has been always involved in design, engineering, manufacturing and installation of complete hot rolling mill plant for long products (rebars, SBQ bars, wire rod, small ...
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.
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 ...
Reasons and Solutions for the Piling of Wire Rod Rolling. 1. Piling of Steel Head. The Reason: 1) The friction of the rolling groove after changing the roll and groove is too small, causing the head of the rolled product to slip; 2) The head of the rolled product is tilted out of the rack, causing it to fail to bite into the downstream rack or ...
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 ...
The medium frequency heating furnace uses the principle of electromagnetic induction, and the heat is generated by eddy current in the workpiece itself. It is especially suitable for precision forging. ⑵ The inductors of the electric induction furnaces are interchangeable. There are many kinds of heating equipment in the production process ...
The rebar rolling mill production line is mainly composed of loading equipment in front of the furnace, heating furnace, discharge equipment after the furnace, dephosphorization device, rough and intermediate finishing mills (18 rolling mills), rough, intermediate and finishing rolling flying shears, vertical loopers, water cooling devices ...
Sheets less than mm thick are best coldworked, and thus the sheets are usually further reduced in thickness in coldrolling mills. After the reels are obtained from the continuous hotrolling mill, they are transported to the coldrolling unit, where scale is removed from the surface of the metal in a continuous pickling line.
The technical specifications of the rolling mill are given in Table 1, and the rolling mill is shown in Figure 2. Materials 2018, 11, x FOR PEER REVIEW 3 of 14 positioning the billet in the ...
Introduction Full Continuous Rolling Bar Rolling Mill Line Bar Rolling Mill Annual Capacity: 30,0000 ∼ 50,0000 TPY The billet is 150mm *150mm *8000mm continuous casting billet with a billet weight of 1404 kg. Products: hot rolled round steel, ribbed steel bar. Rolling Speed: maximum finishing speed of 16 m/s.
Energy efficiency. As a professional Mini Rebar Steel Rolling Mill manufacturer in China, We can supply designing, manufacturing, installation and commissioning of the equipment with"turnkey"service. We can also design, manufacture and revamp other nonstandard requirement according to the requirements of users.
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%.
2. The rolling mill runout. Rolling mill runout usually occurs during highspeed rolling of extremely thin strip. Because of the beating, the thickness of the strip fluctuates, it is easy to break the strip. Therefore, once the rolling mill has obvious beating sound, the rolling speed shall be reduced immediately to eliminate the vibration.
Rolling Mill Production Line Page. Posts; About Us; Contact Us; Tuesday, May 11, 2021. 6300KVA Electric Arc Furnace Solution 1. Overview. The 6300kVA electric arc furnace is designed and manufactured according to "Basic Technical Conditions for Electric Heating Equipment". It is used for alloy smelting, the furnace body is fixed, one ...
The arc continuous caster is also called the full arc continuous caster. The mold of the arc continuous caster is arcshaped, and the secondary cooling device is in a quarter of the arc to form an arcshaped casting billet in the mold. During the downward movement of the arcshaped roller table, it is cooled by spraying water until it is ...
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.
Judian small rolling mill production line can increase the tail plate for automatic operation, which can effectively reduce the amount of personnel. For example, in a 60*60 billet, It takes 16 passes to roll out 8mm rebar. If it is an HSeries four rolling mills, Pass the first rolling mill 7 times. Passing the second rolling mill 5 times.
Section Steel Rolling Mill Production Line Judian produces yearly output 20,000 tons section steel production line that can produce highquality section steel products and thread bars, such as flat steels, square steels. Learn More Steel Rebar Rolling Mill Production Line
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.
1. Feeding. The operation of adding raw materials such as molten iron or scrap steel to the electric furnace is the first step of the steelmaking operation of the electric arc furnace. 2. Slagging. Slag making is an operation to adjust the composition, basicity, viscosity and reaction ability of slag in steel and iron production.
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 ...
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 ...
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 ...
The working principle of electric Induction furnace. The electric Induction furnace is mainly composed of a power supply, an induction coil and a crucible made of refractory materials in the induction coil. The crucible contains metal charge, which is equivalent to the secondary winding of the transformer. When the induction coil is connected ...
Wire Rod Rolling Mill Production Line 500,000 tons of bar and wire rod production lines are generally based on full continuous rolling lines, producing bars of 616mm in diameter, made of common carbon steel, fine carbon structural steel and low alloy steel. Learn More Welcome to visit
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. Technical Parameter: Finished products: ΦΦ12mm wire rod.
Washing the tumor. The lower tumor is sometimes effective with a lot of fluorites. The method of cleaning the tumor: one is to adopt the method of full inversion and adding clean coke to strongly develop the edge airflow, so that the furnace tumor is melted under the action of the hightemperature airflow; the other is to spread the cleaning agent (such as soaking slag, fluorite, etc.)
Bar Wire Rod Rolling Mill Production Line Process Flow (Complete Version) Bar Wire Rod Rolling Mill Production Line Process Flow (Complete Version) 1. Bar Rolling Mill Production Line Process Flow Billet acceptance → reheating → rolling →double length shear → cooling → shear → inspection → packaging → metering → warehousing 2.
This means that a bar production line with a single shift (8h) output of about 1000t has to replace the rolling groove 35 times per shift, resulting in a long cumulative time for roll changing and groove changing, frequent adjustment of rolling mill and frequent production accidents.
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