| Customization: | Available |
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| After-sales Service: | One Year Quality Warranty and Life Time Service |
| Warranty: | Life Time Service |
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Physical Parameter
| Normal | Enhanced | High Strength | Slitting | Dogbone | |
| Roll Specification | Ø280 - Ø850 | ||||
| Density | 7.6 g/cm³ | 7.8 g/cm³ | 8 g/cm³ | 7.6 g/cm³ | 7.6 g/cm³ |
| Casting | Centrifugal Casting | ||||
| Heat Treatment | HBW Patented | ||||
| Hardness | General: 82-89HSD Different range based on stands73-77HSD | 73-77HSD | 79-83HSD | ||
| Hardness Drop | ≤3HSD | ||||
| Rolling Temperature | 780ºC-1100ºC | ||||
| Pass Life | 4-5 times than CI Rolls |
1.3 tims than HSS Normal |
1.5 tims than HSS Normal |
24-32 hours Continue Rolling (2-3 times than High-boron Rolls) | |
| Dressing | 1.0-1.5mm | ||||
| Use Periods | 8-10 Cycles | ||||
| Application | Intermediate and Finishing stands in bar mill Fours stands before pre-finishing stands in wire mill Hot strip and plate steel working rolls Section steel universal mill |
Slitting stand in bar mill |
Dogbone stand in bar mill |
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| Properties | Barrel | Core |
| Tensile Strength(N/mm²) | ≥700MPa | ≥450MPa |
Compressive Strength |
≥2500MPa |
Chemical Analysis (Proportion differert based on HSS Grade)
| Material | HBW Patented Chemical Composition (%) | |||||||||||
| HSS Normal | C | Si | Mn | Cr | Ni | Mo | V | W | P & S | Nb | Co | Others |
| 1.5-2.10 | 0.30-0.7 | 0.30~1.0 | 3.00~ 6.00 | 0.50~1.50 | 3.0-7.0 | 2.08.0 | 1.0-8.0 | ≤0.03 | Depends on HSS Grade | |||
We also have HSS Enhanced& HSS High Strength Grade Material!
(Welcome Inquiry)
Advantage of High-Speed Steel Rolls
1. High Wear Resistance
• Crafted with a generous blend of hard carbides such as tungsten, vanadium, and chromium, these HSS rolls offer unmatched wear resistance, making them a top choice for challenging rolling tasks.
• Perfectly designed for the rigors of rolling high-strength steel, stainless steel, and other demanding materials, ensuring exceptional performance.
2. High Hardness
• Achieving a working layer hardness of 65 HRC or higher, these rolls are engineered to maintain their formidable hardness even when subjected to intense high-temperature conditions.
• A consistently uniform hardness distribution effectively prolongs the service life of the roll, offering enduring reliability.
3. Excellent Thermal Crack Resistance
• Engineered to withstand high-temperature rolling scenarios, the surface is resilient against cracking caused by rapid cooling or thermal stress challenges.
• Exceptionally suited for continuous operations in high-temperature and high-stress settings, showcasing unparalleled durability.
4. Thermal Fatigue Resistance
• With outstanding resistance to thermal fatigue, these rolls deliver stable performance across repeated cycles of heating and cooling, minimizing fatigue crack development.
5. Long Service Life
• Boasting a lifespan 3-6 times greater than traditional cast iron or cast steel rolls, HSS rolls significantly cut down on replacement frequency and downtime, enhancing operational efficiency.
6. Strong Versatility
• Versatile enough for hot rolling processes, excelling both in normal and low temperature rolling environments as well as meeting the stringent surface quality and dimensional accuracy standards.
7. Advanced Manufacturing Technology
• Produced using state-of-the-art centrifugal composite casting technology, these rolls feature HSS as the robust working layer with ductile cast iron as the core, marrying wear resistance with impact toughness seamlessly.
Applications
1. Hot Rolling:
• Used for rolling rebar, wire rods, bars, and plates.
2. Special Material Rolling:
• Suitable for rolling high-strength alloy steel, stainless steel, and other special alloys.
Benefits for Clients
• Reduced Production Costs: Longer service life minimizes replacement frequency and downtime, improving production efficiency.
• Enhanced Product Quality: Provides higher surface finish and dimensional accuracy.
• Energy Efficiency and Environmental Benefits: High wear resistance reduces material waste.
Usage Considerations
1. Proper Installation and Maintenance: Ensure precise fitment with equipment to avoid abnormal wear.
2. Adequate Lubrication: Reduces friction and heat buildup, extending the rolls' service life.
3. Regular Inspection and Replacement: Address wear or cracks promptly to prevent impacts on product quality.
In Summary: High-speed steel rolls are indispensable components in modern steel rolling industries.
HSS Roll's high performance and reliability meet the demands of efficient and precise rolling, making them an ideal choice for improving production efficiency and product quality.
Anhui Huanbowan High Speed Steel Mill Roll Co., LTD
Anhui Huanbowan High Speed Steel Mill Roll Co., Ltd. is China's earliest and largest enterprise specializing in the production of high-speed steel (HSS) rolls and rings. Founded in 2007, we cover an area of approximately 70,000 square meters and has more than 300 employees, including more than 30 experienced intermediate and senior technical experts.
We specializes in the production of hot-rolled plate and strip high-speed steel working rolls, hot-rolled bar (wire) high-speed steel rolls, KOCKS rolling mill roll rings, PSM rolling mill roll rings, seamless steel pipe rolling mill roll rings, cantilever rolling mill roll rings, high-speed wire rod pre-finish rolling mill frame roll rings, feeder roll rings, and section steel precision rolling mill roll rings.
Annual production capacity of 15,000 tons of high-speed steel rolls and roll rings. The company has established 2 casting production lines, 2 heat treatment lines, 2 roll processing lines, and 2 roll ring processing lines, with a monthly output of over 1,200 high-speed steel rolls and 1,000 high-speed steel roll rings. It is currently the earliest, largest in scale, and highest market share enterprise specializing in the production of high-speed steel rolls and roll rings in China.
As a national-level specialized and innovative "Small Giant" enterprise, a high-tech enterprise in Anhui Province, and a champion of specialized and innovative enterprises in Anhui Province, HBW not only has its own technology research and development center but also has established long-term and close industry-university-research cooperation with Beijing University of Technology, Beijing University of Science and Technology, and the Iron and Steel Research Institute. The company's high-speed steel rolls, KOCKS roll rings, seamless steel pipe roll rings, and high-line pre-finish rolling mill roll rings have won 11 national invention patents and 25 utility model patents.
As a 3A-level enterprise with a strong commitment to contracts and credibility, HBW serves a wide range of domestic and international clients with its excellent product performance and first-class service level.
The company has established strategic partnerships with large steel enterprises such as China Baowu Steel Group (A1-level supplier), Hebei Iron and Steel Group, Shagang Group, Qingshan Holding Group, Jieneng Steel Group, Shougang Group, Shandong Steel Group, Jingye Group, Nanjing Steel, CITIC Special Steel, Zhongtian Steel, Guangxi Steel, Anyang Iron and Steel, and others. Its products are sold to more than 200 steel enterprises across China and exported to over 30 countries and regions, including the United States, Germany, Russia, South Korea, Turkey, Brazil, India, Vietnam, Taiwan, and more.
1. Two Casting Lines
2. Two Heat Treatment Lines
3. Two HSS Roll & Two HSS Ring Processing Lines
1. Professional physical and chemical center
2. Certificaters:
Our Partners and Markets
With an AAA-level Enterprise of Abiding by Contract and Being Trustworthy, Anhui Huanbowan has widely served local and overseas clients with our excellent product performance and first-class service.
We have established strategic cooperative partnerships with China Baowu Steel Group Corporation,HBlS Group, Shagang Group, Tsingshan Holding Group, Jianlong Steel Group, Shougang Group,Shandong Iron and Steel Group, Jingye Group, Nanjing Iron and Steel, ClTIC Pacific Special Steel,Zenith Steel, Liuzhou Steel, Anyang Iron and Steel TATA Group, and other large-scale iron and steel enterprises.Ourproducts are popular among more than 200 steel enterprises nationwide.
They are also exported tomore than 30 countries and regions such as the United States, Germany, Russia, South Korea,UAE, Kuwait,Turkey,Brazil,India,Vietnam,and Taiwan.
| Question You May Concern | |
| 1. Are you a manufacturer for trading company? | We are manufacturer for HSS rolls over 18 years |
| 2.Can youo provide customized products? | Yes, we produce HSS rolls& rings as per your drawings |
| 3. What's your MOQ ? | We suggets 1 set |
| 4.What are your payment terms | We accept payent via TT/LC. |
| 5.How do you enssure product quality? | We have a strict quality control process from raw material to finish product. We provide 1 year warrenty and lifetime service. |
| 6.What's your lead time? | Withing 90 days. |
| 7. What are your shipping methods? | We offer flexible shipping options,including air,sea and express delivery. |
| 8. How can I get a quotation? | You can send us an inquiry with detailed drawing: |
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