Mill Rolls High Speed Steel Roller With Good Quality
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 2 m.t.
- Supply Capability:
- 41000 m.t./month
- Option:
- 650X1780X5540; 650X1780X5540; 680X2080X5920
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Quality Product, Order Online Tracking, Timely Delivery
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Item specifice
Type:
Rolling Machine
Feature:
High Efficiency
Forging method:
Mold Forging
Company Profile
CNBM International Corporation (CNBM International) is the most important trading platform of CNBM Group Corporation, a state-owned company under the direct supervision of State-owned Assets Supervision and Administration Commission of the State Council.
CNBM Group is integrated with four business segments: Manufacture, R&D,Sets of equipment and Logistics trading.Mill rolls are our main products.
CNBM International is highly recognized by its business partners and clients all over the world and has established good business relationship with the customers in over 120 countries and regions all over the world.
The product introduction of mill roll
Equipped with advanced technological facilities on melting, casting, forging, heat treating and mechanical machining, our factory has formed 9 professional complete roll manufacturing lines of cast steel, cast iron and forged steel rolls such as strip mill rolls, heavy section mill rolls, wire & bar rolls, special shaped rolls and small-sized cold rolls and specialized production lines of bloom and slab CCM, coke oven equipments and wind power products. Annual production capacity of mill rolls is 500,000 tons, metallurgical equipment is 80,000 tons.
Workshop
Workshop is the core of our company and undertakes all of scientific research work. The company specially produces and supplies all kinds of roll used for hot strip mill, cold strip mill, plate & heavy plate mill, large-sized section mill, universal mill etc.
Products & Specification
| Mill | Application | Material | Product Specification | ||
| Hot Strip Mill | Large-sized vertical roll | Special alloy cast roll, Adamite | All Sizes | ||
| Small-sized vertical roll | Adamite, HiCr iron | ||||
| Roughing work roll | Special alloy cast steel, Adamite, HiCr steel, Semi-HSS, HiCr iron | ||||
| Finish rolling | Early stand work roll | HiCr iron, HSS | |||
| Later stand work roll | ICDP, HSS | ||||
| Finishing back-up roll | Duplex cast steel | D≤¢2000,W≤80t | |||
| Alloy forged steel | D≤¢2000,W≤75t | ||||
| Temper rolling | Work roll | HiCr iron | All Sizes | ||
| Alloy forged steel | |||||
| Back-up roll | ICDP | ||||
| Duplex cast steel | D≤¢2000, W≤80t | ||||
| Alloy forged steel | D≤¢2000, W≤75t | ||||
| Mill | Application | Material | Product specification |
Cold strip mill & Single stand cold mill | Work roll | Alloy forged steel | All Sizes |
| Intermediate roll | Alloy forged steel | ||
| Temper roll | Alloy forged steel | ||
| Back-up roll | Duplex cast steel | D≤¢2000,W≤80t | |
| Alloy forged steel | D≤¢2000,W≤75t | ||
Largesized universal structural mill | Break-down roll | Special alloy cast steel, alloy nodular iron | All Sizes |
| Horizontal collar | High carbon adamite (duplex) | ||
| Vertical collar | High carbon adamite, HiCr iron | ||
| Edger roll Edger roll | High carbon adamite | ||
| Shaft | Alloy forged steel |
| Mill | Application | Marterial | Product Specification | |
| CSP | Vertical Roll | Adamite, Special alloy cast steel, HiCr iron | All Sizes | |
| Roughing work roll | Semi-HSS, HiCr Steel | |||
| Finish rolling | Early stand | HiCr iron, HSS | ||
| Later stand | ICDP, HSS | |||
| Roughing & Finishing back-up roll | Duplex cast steel | D≤¢2000,W≤80t | ||
| Alloy forged steel | D≤¢2000,W≤75t | |||
| Steckel Mill | Vertical roll | Adamite, Special alloy cast steel | All Sizes | |
| Roughing work roll | ICDP, HiCr iron | |||
| Finishing work roll | HiCr iron, ICDP | |||
| Back-up roll | Duplex cast steel | D≤¢2000,W≤80t | ||
| Alloy forged steel | D≤¢2000,W≤75t | |||
| Plate & Heavy plate mill | Rough rolling | 2-hi work roll | Special alloy cast steel, Tool steel | All Sizes |
| 4-hi work roll | HiCr iron, ICDP | |||
| Finishing work roll | HiCr iron, ICDP | |||
| Single stand work roll | HiCr iron, ICDP | |||
| Back-up roll | Duplex cast steel | D≤¢2000,W≤80t | ||
| Alloy forged steel | D≤¢2000,W≤75t | |||
Quality Control
The company has the most advanced experimental and testing equipments in global mill roll industry, including direct-reading spectrometer, spectrum analyzer , X-ray fluorescence analyzer, scanning electronic microscope, energy disperse spectroscopy, X-ray diffractometer, image analyzer, high/low temperature metallographic microscope, X-ray stress meter, brittleness temperature tester, thermal analogue machine, dilatometer, macro and micro hardness tester, OMNISCAM-1X automatic flaw detection, USN60 ultrasonic flaw detector, magnetic powder and non-destructive flaw detection etc,. The advanced inspection equipments and experimental methods provide guarantee for quality control and experiment on material, usability test and performance.
Professionals & Comprehensive Inspection
The factories of CNBM invested 2.3 billion RMB for large-scale
CNBM international Corporation has completed equipment and technology upgrade transformation, which was concentrated on three projects, production line of centrifugal casting rolls for hot strip and plate mill, forged roll for cold/hot strip mill, national class technology center and roll material lab. Through upgrade transformation, the following targets have been achideved:
(1)It becomes the world's biggest specialized mill roll maker with the largest production scale, the most complete specifications of products and the most extensive coverage of various rolls used on rolling mill.
(2) The technology of equipments has reached international leading level.
(3) "Mechanization, automation, intellectualization, digitization" of equipments obviously improve the quality control ability.
(4) New types of research instruments improve the R&D capacity of products.
Customers Visit
FAQ
Q:Are you a trading company or manufacturer?
A:CNBM is a large-scale central governmental industrial group with its own manufacturing sector, research and development sector, trading sector and logistics sector.
Q:I have some special requirement about specifications.
A:We have a well-rounded product range, which endows us with the capability of applying many special specifications. Please feel free to contact us with yours.
Q:Do you accept OEM service?
A:Yes, we do.
Q:What is your delivery time?
A:It depends on the size/complexity of your order and our own production schedule. Usually we provide a faster delivery than the industry's average.
Q:What is the payment term?
A:Our payment terms are negotiable.
Q:Can I have my own logo on the product?
A:Sure, we can apply your own logo on the products according to your requirement.
- Q:What are the different types of binders used in sand casting with metal casting machinery?
- There are several types of binders that can be used in sand casting with metal casting machinery. The choice of binder depends on various factors such as the type of metal being cast, the desired casting quality, and the specific requirements of the casting process. One commonly used binder is clay, which is mixed with the sand to provide strength and cohesiveness to the mold. Clay binders are easy to use and provide good dimensional accuracy to the castings. Another type of binder is sodium silicate, also known as water glass. Sodium silicate binders offer good strength and good refractoriness, making them suitable for casting high-temperature metals such as steel and iron. They are also cost-effective and widely available. Polymeric binders, such as resins, are also used in sand casting. These binders can be thermosetting or thermoplastic in nature. Thermosetting binders, such as phenolic resins, provide excellent strength and dimensional stability to the mold. Thermoplastic binders, on the other hand, can be easily removed from the mold after casting, making them suitable for complex shapes and intricate designs. In addition to these binders, there are also specialty binders available for specific applications. For example, for casting non-ferrous metals like aluminum, magnesium, or brass, specialty binders like ethyl silicate or zircon binders may be used. These binders offer better resistance to the high temperatures generated during the casting process. Overall, the choice of binder in sand casting with metal casting machinery depends on the specific requirements of the casting process, the type of metal being cast, and the desired properties of the final casting. Each binder has its own advantages and limitations, and it is important to select the appropriate binder to ensure the quality and success of the casting process.
- Q:How are molds designed and operated for continuous casting in metal casting machinery?
- The efficient and continuous production of metal products in metal casting machinery relies heavily on the design and operation of molds. These molds are crucial in maintaining the quality and consistency of the cast metal. To start, the mold design takes into account various factors such as the type of metal being cast, its chemical composition, and the desired shape and dimensions of the final product. Refractory materials, which can withstand high temperatures and the corrosive nature of molten metal, are typically used to construct the mold. Its specific shape and size facilitate the smooth and controlled flow of the molten metal. Mold operation involves several steps to ensure the continuous casting process. Firstly, the mold is preheated to a temperature suitable for the specific metal being cast. This prevents premature solidification of the molten metal. Moreover, the mold is coated with a refractory material or lubricant to aid in the easy release of the solidified metal. Once the mold is prepared, a controlled pouring system is utilized to continuously pour the metal into the mold. This ensures a steady and uninterrupted flow, preventing any inconsistencies. Cooling systems, such as water or air cooling, are incorporated into the mold to solidify the metal at a controlled rate. This allows for the formation of a solid outer shell while the inner part remains in a liquid state. As the metal solidifies, it is extracted from the mold at a controlled speed using withdrawal systems that may consist of rollers, belts, or other mechanisms. The mold is designed to facilitate the smooth extraction of the solidified metal without causing any damage or deformations. Throughout the continuous casting process, monitoring and control systems are in place to ensure the quality of the cast metal. These systems keep a close eye on parameters like temperature, flow rate, and the dimensions of the cast product. Any deviations from the desired specifications can be swiftly identified and adjusted to maintain the quality and consistency of the cast metal. In conclusion, molds used for continuous casting in metal casting machinery are carefully designed and operated to achieve efficient and continuous production. The design ensures the smooth flow of molten metal, controlled solidification, and easy extraction of the solidified metal. Proper operation, coupled with monitoring and control systems, guarantees the production of high-quality and consistent metal products.
- Q:How is the casting inspected for pressure or leak tightness in metal casting machinery?
- The casting is inspected for pressure or leak tightness in metal casting machinery through a variety of methods such as pressure testing, visual inspections, and non-destructive testing techniques like ultrasound or dye penetrant testing.
- Q:How do you enhance productivity and reduce human error with automated systems?
- Automated systems have been designed to boost productivity and decrease the occurrence of human mistakes by assuming control of repetitive or monotonous tasks that were traditionally carried out by humans. This, in turn, releases human resources to concentrate on more intricate and value-added endeavors. One manner in which automated systems enhance productivity is by executing tasks at a significantly higher pace when compared to humans. They are capable of operating non-stop without requiring breaks or experiencing fatigue, resulting in increased efficiency and output. As a result, not only is the time needed to complete a task reduced, but faster turnaround times are also made possible, thereby enhancing overall productivity. In addition, automated systems are programmed to adhere to predetermined rules and algorithms, which minimizes the chances of human error. Mistakes made by humans, such as typographical errors, miscalculations, or oversights, can have significant repercussions in various sectors, including finance, healthcare, and manufacturing. By automating processes, these errors can be greatly diminished or even eradicated, leading to greater accuracy and dependability. Another advantage of automated systems lies in their consistency. They perform tasks in a uniform and standardized manner, thereby reducing discrepancies that may arise due to human factors. This consistency aids in upholding quality control and ensuring that processes are executed accurately on every occasion. Moreover, automated systems can be equipped with built-in checks and balances to verify data and identify potential errors or abnormalities. These systems can flag suspicious patterns, carry out data validations, and perform real-time error checks, allowing for immediate corrective actions. This proactive approach drastically reduces the likelihood of errors going unnoticed or causing further downstream issues. The integration of advanced technologies such as artificial intelligence and machine learning further enhances the capabilities of automated systems. By continuously analyzing data and learning from previous experiences, these systems can enhance their performance over time, resulting in reduced errors and optimized productivity. In conclusion, automated systems play a critical role in augmenting productivity and diminishing human error by performing tasks more rapidly, accurately, and consistently. They enable human resources to focus on activities of higher value while mitigating the risks associated with human mistakes. By embracing automation, organizations can unlock greater efficiency, reliability, and quality in their operations.
- Q:How is CAM used in manufacturing metal castings in machinery?
- CAM, or Computer-Aided Manufacturing, plays a crucial role in manufacturing metal castings in machinery. It utilizes advanced software and computer systems to automate and optimize various manufacturing processes involved in metal casting. CAM helps in generating precise and complex toolpaths for machinery, enabling efficient and accurate machining of metal casting molds and patterns. It aids in designing and simulating the casting process, optimizing the placement of gates and risers, and ensuring the desired quality of the final product. Overall, CAM significantly enhances productivity, reduces errors, and improves the overall manufacturing process for metal castings in machinery.
- Q:How are the defects related to cooling prevented in metal casting machinery?
- Defects related to cooling in metal casting machinery are prevented through various measures such as optimizing the cooling system design, controlling the cooling rate, using insulation materials, and implementing proper mold design and gating systems. Additionally, advanced monitoring and control technologies are employed to ensure consistent and uniform cooling throughout the casting process, minimizing the occurrence of defects like shrinkage, porosity, and cracking.
- Q:What are the different types of industry associations and networks for professionals in the metal casting machinery sector?
- There are several industry associations and networks for professionals in the metal casting machinery sector. Some of the prominent ones include the American Foundry Society (AFS), the Foundry Association of Australia (FAA), the Japanese Foundry Society (JFS), and the European Foundry Association (CAEF). These organizations provide a platform for professionals to connect, share knowledge, and collaborate on industry-specific issues and advancements in the metal casting machinery sector.
- Q:What are the different types of skills and competencies required for a career in metal casting machinery?
- To excel in the field of metal casting machinery and achieve success, a diverse range of skills and competencies is necessary. Various types of abilities and knowledge are essential for a career in metal casting machinery, including: 1. Technical expertise: An in-depth understanding of metal casting processes, encompassing mold creation, melting, pouring, and solidification, is crucial. This knowledge enables professionals to proficiently operate and maintain casting machinery. 2. Mechanical aptitude: Metal casting machinery involves intricate mechanical systems. Possessing a strong mechanical aptitude is vital for troubleshooting, repairing, and fine-tuning machinery to ensure optimal performance. 3. Problem-solving capabilities: Unforeseen issues can arise in metal casting, such as mold defects, casting flaws, or equipment malfunctions. The ability to swiftly identify problems and implement effective solutions is essential for reducing downtime and sustaining production efficiency. 4. Meticulousness: Precision and accuracy are paramount in metal casting. Attentiveness to detail guarantees the quality of cast parts and helps prevent defects that may compromise the integrity of the final product. 5. Physical endurance: Working with metal casting machinery often involves physically demanding tasks, including heavy lifting, prolonged operation of machinery, and extended periods of standing. Good physical stamina is necessary to handle these demands. 6. Safety consciousness: Metal casting machinery can be dangerous without adhering to proper safety protocols. Maintaining a strong awareness of safety procedures and diligently following them is essential to prevent accidents and uphold a secure work environment. 7. Effective communication: Metal casting machinery operators frequently collaborate with engineers, technicians, and other professionals as part of a team. Proficient communication skills are necessary for conveying information, sharing ideas, and coordinating efforts to ensure seamless operations. 8. Commitment to continuous learning: The field of metal casting and casting machinery constantly evolves with new technologies and techniques. Professionals in this field must possess a growth mindset and a willingness to continuously learn and adapt to remain abreast of industry advancements. By acquiring and honing these skills and competencies, individuals can embark on a prosperous career in metal casting machinery, contributing to the efficient and high-quality production of cast metal components.
- Q:What are the different types of waxes used in investment casting with metal casting machinery?
- There are several types of waxes that are commonly used in investment casting with metal casting machinery. These waxes serve as the primary material for creating the intricate patterns that are later transformed into metal components through the casting process. 1. Pattern Wax: This is the most commonly used wax in investment casting. It is a blend of natural and synthetic waxes that have been specially formulated to create patterns with excellent dimensional accuracy and surface finish. 2. Water-soluble Wax: As the name suggests, this type of wax can be easily dissolved in water, making it ideal for applications where easy removal of the pattern is required. Water-soluble waxes are often used in the production of ceramics and certain metals. 3. Sticky Wax: Sticky wax is a highly adhesive wax that is used to assemble multiple pattern pieces together. It has a high melting point, allowing it to securely hold the pieces in place during the investment casting process. 4. Filling Wax: Filling wax is a more rigid type of wax that is used to fill gaps and repair imperfections in the pattern. It is typically harder than pattern wax and can withstand the high temperatures during the casting process without deforming or melting. 5. Microcrystalline Wax: Microcrystalline wax is a type of synthetic wax that has a higher melting point and better resistance to heat compared to natural waxes. It is often used in applications where the casting process involves high temperatures or extended heating cycles. 6. Sculpting Wax: Sculpting wax is a pliable and easily moldable wax that is used by artists and sculptors to create intricate designs and patterns. It is softer and more flexible than other types of waxes, allowing for greater creative freedom in the pattern-making process. Each type of wax has its own unique properties and applications. The choice of wax depends on factors such as the desired surface finish, dimensional accuracy, ease of pattern removal, and the specific requirements of the metal casting machinery being used.
- Q:What are the different types of molds used for continuous casting in metal casting machinery?
- There are several different types of molds used for continuous casting in metal casting machinery, each serving a specific purpose and offering unique advantages. 1. Open-ended molds: These molds are used for the continuous casting of long and solid shapes, such as bars, rods, and billets. The mold is open at both ends, allowing the molten metal to flow continuously through the mold while solidifying into the desired shape. 2. Closed molds: Closed molds are used for casting hollow shapes, such as tubes, pipes, and cylinders. The molten metal is poured into the mold, and as it solidifies, it takes the form of the inner cavity of the mold. These molds are typically made in two halves that are joined together, creating a sealed cavity for the molten metal. 3. Slab molds: Slab molds are used for casting flat, rectangular shapes, such as sheets or plates. The molten metal is poured into the mold, and as it solidifies, it forms a solid slab with a uniform thickness. These molds are usually made from refractory materials, like graphite or ceramics, to withstand the high temperatures and ensure a smooth and even cast. 4. Tapered molds: Tapered molds are used for casting shapes that have a varying cross-section, such as tapered bars or beams. These molds are designed to gradually change the shape of the casted metal, allowing it to transition smoothly from one dimension to another. Tapered molds are often used in the production of structural components for construction or engineering applications. 5. Centrifugal molds: Centrifugal molds are used for casting circular or cylindrical shapes, such as pipes, rings, or wheels. The mold is rotated at a high speed, causing the molten metal to be forced against the inner walls of the mold due to centrifugal force. This process helps to ensure a dense and void-free casting, while also improving the mechanical properties of the final product. Overall, the selection of the mold type in continuous casting depends on the desired shape, size, and properties of the final product. Different molds offer specific advantages in terms of casting quality, efficiency, and cost-effectiveness, allowing manufacturers to choose the most suitable option for their specific requirements.
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Mill Rolls High Speed Steel Roller With Good Quality
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 2 m.t.
- Supply Capability:
- 41000 m.t./month
- Option:
- 650X1780X5540; 650X1780X5540; 680X2080X5920
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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