Achieve the maximum casting speed of the 6m arc 165 billet continuous casting machine is 2.6-2.7m/min

The main task of the continuous casting operation area is making molten steel into qualified slabs. The indispensable thing is cooling water. Whether the cooling water can be used correctly is related to the continuous casting machine breakout accident and the quality control of the slab. The engineer operated the following points: In order to…

Automatic steel tapping system for converter

In order to reach the intelligent control of whole steelmaking process, reduce the labor intensity of operators, and improve the stability of the steelmaking process control, The company develops converter automatic tapping control technology   The automatic tapping control technology was officially put into use in QianSteel 4#210t converter on February 25th, 2019, with a…

[Original Article] Continuous casting unmanned ladle casting system

Steel position disassembly cylinder manipulator Two ABB manipulators, model IRBA67, are installed on the ladle steel side.The system mainly includes: identifying and positioning equipment;Disassembly and installation of slide oil cylinder jig;Medium pipe plugging fixture;Air control box and its pipelines;Robot pipeline package, etc.These two manipulators are mainly used to realize the functions of oil cylinder, energy…

[Original Article] Common accident analysis and solutions for high-speed rolling mill finishing mills, rolling mill technology

The finishing roll mill unit of a high-speed wire factory adopts a 45° top-crossing cantilever rolling mill designed by Italian DANIELI company, which was put into use in 2015, and its main production wire specifications are Ф5.5 to Ф16mm. The unit is composed of eight rolling mills, and the maximum designed speed of the mill…

[Original Article] Research and application of high speed steel system in high speed bar production line

This paper introduces the typical high speed bar production process layout and the key equipment of high speed upper steel system The working principle has certain guiding significance to the maintenance and production organization of high-speed bar equipment. With the development of new technology of rolling equipment, the production of bar in steel works has…

[Original Article] Steel ladle capacity-increasing transformation and optimizing practice of ladle bottom technology

After a company’s capacity expansion ladle went online, the quality of molten steel was increased from 290t to 310t, which directly laid the foundation for stable production and excellent production in the steelmaking department. The annual production capacity of the first steelmaking converter increased by 7% to about 630,000 tons. The total annual production capacity…

[Original Article] Why continuous feeding is so hot, electric steelmaking output doubled! Daily production of 40-50 furnace!

Continuous feeding: the scrap steel is loaded into the conveyor or rail car with electromagnetic chucks, hydraulic grabs, and baskets, and is automatically and continuously added to the arc furnace from the upper part of the furnace shell on the side of the electrode no.1 and no.2 of the arc furnace. Afters that, the scrap…

【Original Article】Accurately master the method of monitoring defects in refractory materials

This article takes the blast furnace as an example to introduce in detail the principles and methods of online monitoring of refractory defects in the blast furnace body, hot blast pipes, and hot blast ports. From coke ovens, rotary kilns, hot blast stoves, and blast furnaces in ironworks, to ladle, converter, ladle, and tundish in…