China Rank 1st Market Share Manufacturer of Wear-Resistant Alloy Cast Iron Work Rolls Back up Roll for Steel, Copper, and Aluminum

• Customization: Available
• After-sales Service: One Year Quality Warranty and Life Time Service
• Warranty: Life Time Service
• Model NO.: HBW ROLL-185
• Rolling Shape: Plank, Tegular, Ribbon, Bar, Pipe, Wire
• Product: Steel Ball, Profile, Rolling Beam, Steel Billet, Cogged Ingot
• Roller Position: Horizontal
• Roller Number: Customized
• Layout: Customized
• Type: Hot Rolling Mill
• Inner Packing: Corrugated Paper
• Applicable Stand: Rough Stand, Finishing Stand
• Dressing Amount: 3 Hsd
• Delivery Time: Within 80 Days
• OEM: Support
• After Sale Service: Support
• Transport Package: Steel Pallet
• Specification: Customized
• Trademark: Customized
• Origin: China
• HS Code: 8455300000
• Production Capacity: 15000 Pieces/Year
• Package Size: 1280.00cm * 820.00cm * 700.00cm
• Package Gross Weight: 1580.000kg

Product Description

 

Product Description

Brief Introduction of HSS Roll

High-speed steel (HSS) rolls are at the forefront of metallurgical innovation, standing as essential components within the steel industry for their robust application in hot rolling processes.

We specialize in manufacturing High Speed Steel (HSS) hot rolling mill rolls, widely used in rebar, wire rod, medium plate, and section steel production lines. Our rolls feature excellent wear resistance, thermal crack resistance, and extended service life. Customizable in size, groove design, and heat treatment. Fast delivery and global service available..

 

 

Product Parameters

Physical Characteristics Parameter Details
 

	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

Comprehensive Physical Properties
 

Properties	Barrel	Core
Tensile Strength(N/mm²)	≥700MPa	≥450MPa
Compressive Strength	≥2500MPa

Chemical Analysis (Proportions vary by HSS Grade)


HSS Standard
 

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

2.0-8.0

1.0-8.0

≤0.03

Depends oMaterialn HSS Grade

HSS Enhanced Performance
 

Material

Chemical composition control requirements (%)

HSS Enhanced

C

Si

Mn

P

S

Cr

Mo

V

W

Ni

Nb

Other

1.5-2.1

0.2-1.0

0.3-1.0

≤0.03

≤0.03

4.0-6.0

3.0-6.0

3.0-5.0

2.5-5.0

0.5-1.5

≤0.5

≤1.0

HSS Superior Strength
 

Material

Chemical composition control requirements (%)

HSS Enhanced

C

Si

Mn

P

S

Cr

Mo

V

W

Ni

Nb

Other

1.5-2.1

0.2-1.0

0.3-1.0

≤0.03

≤0.03

4.0-6.0

4.0-6.0

4.0-6.0

3.0-5.0

0.5-1.5

≤1.0

≤1.0

Detailed Photos

Detailed Photos of HSS Roll
 

Advantage of High-Speed Steel Rolls

1. High Wear Resistance
• Crafted with an optimal combination of hardening agents including tungsten, vanadium, and chromium, these High-Speed Steel (HSS) rolls demonstrate superior wear resistance, positioning them as the ideal solution for the most demanding rolling applications.
• Specifically engineered to withstand the challenges of rolling high-strength and stainless steels, these rolls ensure top-tier performance even under the harshest conditions.

2. High Hardness
• With a working layer hardness of 65 HRC or more, these rolls are meticulously designed to maintain their robust hardness, even in extreme high-temperature environments.
• Their uniform hardness distribution is key to extending the roll's service life, delivering consistent and reliable performance.

3. Excellent Thermal Crack Resistance
• Expertly crafted to endure high-temperature rolling conditions, the surface resists cracking from rapid cooling or thermal stress, ensuring long-lasting durability.
• Perfectly suited for continuous high-temperature, high-stress operations, these rolls showcase exceptional durability and reliability.

4. Thermal Fatigue Resistance
• With remarkable resistance to thermal fatigue, these rolls consistently deliver stable performance through repeated heating and cooling cycles, effectively minimizing the risk of fatigue crack development.

5. Long Service Life
• Offering a lifespan 3-6 times longer than traditional cast iron or cast steel rolls, HSS rolls dramatically reduce replacement frequency and downtime, significantly boosting operational efficiency.

6. Strong Versatility
• Exceptionally versatile for hot rolling processes, these rolls excel in both normal and low temperature conditions, while also meeting stringent standards for surface quality and dimensional accuracy.


7. Advanced Manufacturing Technology
• Crafted with cutting-edge centrifugal composite casting technology, these rolls are constructed with HSS as the durable working layer and ductile cast iron as the core, achieving a perfect balance of wear resistance and impact toughness.

 

Company Profile

                               Anhui Huanbowan High Speed Steel Mill Roll Co., LTD
 

Anhui Huanbowan High Speed Steel Mill Roll Co., Ltd. stands as China's pioneering and largest entity dedicated to crafting exceptional high-speed steel (HSS) rolls and rings. Since its inception in 2007, the company has been at the forefront of innovation and industrial excellence. Spanning an impressive expanse of approximately 70,000 square meters, our operations are powered by a robust workforce of over 300 skilled professionals, including a team of more than 30 seasoned intermediate and senior technical experts.

Embracing groundbreaking manufacturing techniques, such as precision centrifugal casting and state-of-the-art heat treatment technologies, HBW consistently delivers products that redefine the standards of quality. Known for their exceptional attributes, our HSS series products exhibit extraordinary wear resistance, noteworthy thermal fatigue endurance, and an extended service life that distinguishes them in the steel industry.

Our high-performance rolls are extensively utilized in hot rolling production lines, most notably in the pivotal finishing stands. They play a crucial role in creating a diverse range of materials, from rebar and structural steel to seamless, strip, high-strength alloys, and even stainless and specialty steels. The unmatched versatility and dependability of HBW rolls position them as the premier choice for steel mills aiming to achieve superior material production.

At the very heart of HBW's philosophy is an unwavering dedication to innovation and unmatched quality. We pledge to deliver rolls that feature consistent hardness, impeccable surface finish, and a notably extended service life. By opting for HBW, customers are equipped to enhance their production efficiency significantly while reducing operational costs.

The esteemed HBW products have become the preferred selection for leading steel manufacturers worldwide. Their unwavering performance and unmatched reliability have secured them a prestigious reputation both domestically and internationally, establishing them as the gold standard of excellence in the steel industry.


 

Packaging & Shipping

 

Workshop

1. Two Casting Lines

2. Two Heat Treatment Lines

3. Two HSS Roll & Two HSS Ring Processing Lines
 

4. 1 Professional Physical and Chemical Center
 

Professional Physical and Chemical Center

At the heart of Anhui Huanbowan High Speed Steel Mill Roll Co., Ltd., the HBW Physical and Chemical Testing Center stands as a beacon of technical excellence. As a crucial pillar in our operations, this center undertakes the meticulous testing and analysis of the physical and chemical properties of materials. It plays an essential role in underpinning the scientific foundation of our product quality assurance, spearheading process optimizations, and bolstering research and development initiatives. Equipped with cutting-edge testing apparatus and staffed by a team of expert technicians, the center ensures unwavering quality control across the production spectrum, from raw material procurement to the final product delivery.

Functions of the Center

1. Physical Property Testing
2. Chemical Composition Analysis
3. Failure Analysis
4. Process Development Support
5. Quality Supervision and

• Ensures rigorous internal product quality oversight while extending its sophisticated testing services to external clients, aiding them in securing essential product certifications.

Technical Strength

The center is fortified with a range of state-of-the-art testing instruments, such as:
• Spectrometers
• Scanning Electron Microscopes (SEM)
• Universal Testing Machines
• Impact Testing Machines
• Hardness Testers, among others.

In addition to its advanced equipment, the center prides itself on a team of highly skilled and certified technical professionals. Many of our engineers possess national-level testing certifications, ensuring the utmost precision and credibility in our test results.

Certificates & Honors

1. A Flawless Management System:

A Testament to Excellence with 10 Invention Certificates and 16 Utility Model Patents. Our commitment to innovation and quality is recognized through these accolades, showcasing our dedication to pioneering advancements in the industry.


2. Prestigious Honors Bestowed by Government & Esteemed Clients:

Our accolades are a reflection of our unwavering dedication to excellence, with recognition from government bodies and accolades from our valued clients, underlining the trust and respect we have earned in the industry.
 

 

Our Partners and Market