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When the rolling mill operation is complete, the machine must be shut down first—but it’s crucial to follow the correct shutdown sequence and temporarily suspend the filtration process. Additionally, since the rolling mill endures significant forces during operation, this condition can persist for an extended period. To ensure the proper functioning of the rolling mill, a major overhaul is essential. And if any damaged parts are identified, they should be replaced promptly.
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2021
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Main issues in the assembly of short-stress-line rolling mills
With the development of the steel industry and the increasing demands from users for higher steel quality, rolling mills themselves are facing ever-tighter requirements. Short-stress-line mills offer significant advantages, including high rigidity, superior product precision, lightweight equipment, and ease of operation—especially their unique feature of "rapid, in-line mill replacement," which is particularly well-suited for bar and wire rod rolling processes. Broadly speaking, short-stress-line mills can be categorized into two main types: frame-type and non-frame-type mills.
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2021
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06
The sealing of the steel rolling mill's working oil cylinders under high-temperature and high-dust conditions, as well as the sealing and wear resistance of the main machine's guiding components, have fundamentally addressed the challenges of difficult hydraulic system maintenance and short equipment lifespan. This innovation completely replaces the previous manual operation, enabling synchronized, automated movement of multiple push claws and significantly boosting hourly production rates. The steel rolling mill is one of the key pieces of equipment in the feeding area of the steel rolling workshop, tasked with pushing billets—whether positioned on the roller table in front of the heating furnace or on the feeding platform ahead of it—into the furnace for secondary heating.
01
2021
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05
How have rolling mills evolved across generations, and what are the characteristics of each?
With the maturation and widespread adoption of third-generation hot rolling technology, the development trends of continuous casting machines and walking-beam heating furnaces have converged, further advancing the evolution of the third-generation hot rolling mill. Additionally, the associated regenerative burners boast exceptional heating capacity, effectively minimizing black spots caused by heating and reducing surface scratches on the slab.
01
2021
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04
Currently, abnormal situations frequently occur during the operation of high- and low-voltage motor rolling mill system software, posing safety risks to the reliable operation of mechanical equipment. The key is to identify the root causes of failures in the high- and low-pressure air intake systems, systematically plan comprehensive technical upgrades and renovations for the diesel engine intake system, and minimize downtime while addressing specific issues and requirements related to the intake system, as mandated by applicable regulations. Additionally, the discussion highlights the critical driving forces behind rolling machinery in manufacturing processes, along with strategies for tackling the equipment's weak points.
01
2021
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03
Steel Rolling Mill: Do you know how to maintain and care for a steel rolling mill?
There are numerous factors that influence steel rolling mill bearings, and each of them could potentially lead to bearing failure or even scrapping. When selecting bearings, it’s best to opt for those made from high-quality steel, paying close attention to the levels of non-metallic and harmful elements in the steel. These impurities can accelerate wear and tear on the bearings, while also reducing their mechanical properties—such as strength, toughness, and resistance to abrasion and compression. As a result, using substandard materials during operation may increase the risk of unexpected accidents, leading to unnecessary damage. Therefore, regular maintenance and upkeep of steel rolling mill bearings are essential. Moreover, when making a purchase, avoid cutting corners by choosing cheaper, lower-quality options—investing in superior products not only ensures reliability but ultimately helps your company save money in the long run.
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2021
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Contact Us
Address: No. 2, Jingdong Industrial Development Zone, Sanyuan District, Sanming City, Fujian Province
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