Graphitic Steel Roll With High Wear Resistance and High Performance
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 2 m.t.
- Supply Capability:
- 41000 m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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Specification
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.
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:How does metal casting machinery handle the testing and inspection of castings?
- Quality and adherence to specifications in metal casting are ensured through the use of various methods and techniques by metal casting machinery. Visual inspection is a primary approach in which trained inspectors carefully examine the castings for any visible defects like surface irregularities, cracks, or porosity. They also verify the dimensions, tolerances, and overall finish. To assess the internal quality of the castings without causing damage, non-destructive testing (NDT) methods are employed. These techniques include X-ray radiography, ultrasonic testing, magnetic particle inspection, and dye penetrant inspection. They enable the detection of internal defects or flaws that may not be visible to the naked eye. Mechanical testing is also crucial in the inspection of metal casting. Tensile, compression, and impact tests are conducted to determine mechanical properties such as strength, ductility, and toughness. This ensures that the castings can withstand the intended applications and meet the required standards. Metallurgical testing is sometimes necessary to analyze the microstructure and composition of the castings. Microscopic examination and chemical analysis are conducted to ensure that the casting material meets the desired specifications and exhibits the desired properties. Additionally, dimensional inspection is carried out using precise measuring tools and devices. This guarantees that the castings fall within specified tolerances and meet the dimensional requirements of the intended design. Overall, metal casting machinery utilizes a combination of visual inspection, non-destructive testing, mechanical testing, metallurgical testing, and dimensional inspection to thoroughly examine and assess the quality of castings. These comprehensive inspection procedures guarantee that the castings meet required standards, are defect-free, and are suitable for their intended applications.
- Q:What are the common issues and troubleshooting tips for metal casting machinery?
- Common issues with metal casting machinery can include problems with the casting process, such as insufficient metal flow, porosity, or surface defects. Troubleshooting tips can involve adjusting the temperature, pressure, or speed of the casting process, ensuring proper mold preparation, and addressing any issues with the metal composition or quality. Regular maintenance, including cleaning and lubrication, can also help prevent common issues and ensure smooth operation of metal casting machinery.
- Q:Can metal casting machinery be used for the production of aerospace components?
- Yes, metal casting machinery can be used for the production of aerospace components. Metal casting is a versatile manufacturing process that involves pouring molten metal into a mold to create a desired shape. This process can be used to produce complex and intricate aerospace components, such as engine parts, turbine blades, and structural components. Metal casting offers several advantages for aerospace component production. Firstly, it allows for the creation of components with high dimensional accuracy and intricate geometries. This is crucial in the aerospace industry where precision and reliability are paramount. Secondly, metal casting can be used with a wide range of metals and alloys, including aluminum, titanium, and superalloys. These materials possess excellent properties such as high strength, heat resistance, and corrosion resistance, which are vital for aerospace applications. Furthermore, metal casting machinery can be customized to meet the specific requirements of aerospace component production. For instance, investment casting, also known as lost-wax casting, is a type of metal casting commonly used in the aerospace industry. It involves creating a wax pattern of the desired component, coating it with a ceramic shell, and then melting the wax to leave a hollow mold. This process allows for the production of extremely intricate and detailed components. Overall, metal casting machinery can be an effective and efficient method for the production of aerospace components. However, it is important to ensure that the casting process meets the stringent quality and safety requirements of the aerospace industry. Thorough testing and inspection should be conducted to guarantee the reliability and performance of the cast components in aerospace applications.
- Q:Can metal casting machinery produce complex shapes and intricate details?
- Metal casting machinery has the ability to manufacture intricate details and complex shapes. Various metal casting processes, such as investment casting, sand casting, and die casting, enable the creation of accurate and precise designs that are highly elaborate. These processes involve the utilization of molds or dies, which can be constructed from diverse materials like sand, plaster, or metal. These molds are designed to duplicate the desired shape and details of the final product. Advanced technology has led to the use of computer-aided design and manufacturing (CAD/CAM) systems, which are often employed to generate highly intricate designs and patterns that can be translated into the molds or dies utilized in the casting process. Moreover, the utilization of advanced materials and alloys further enhances the capabilities of metal casting machinery to manufacture intricate details and complex shapes. In conclusion, metal casting machinery provides a versatile and efficient approach to manufacturing components with complex geometries and fine details in numerous industries.
- Q:How do you leverage collective expertise and resources to drive innovation and growth?
- One way to leverage collective expertise and resources to drive innovation and growth is through collaboration and knowledge sharing. By bringing together individuals with diverse skills, experiences, and perspectives, you can tap into a wealth of knowledge and ideas that can fuel innovation. Encouraging open communication and fostering a culture of collaboration can help create an environment where everyone feels comfortable sharing their expertise and insights. In addition to collaboration, it is essential to mobilize resources effectively. This can involve identifying and allocating resources, such as funding, technology, or facilities, to support innovation initiatives. By pooling resources and aligning them with the goals and objectives of the organization, you can maximize their impact on driving innovation and growth. Furthermore, establishing networks and partnerships can also facilitate collective expertise and resource utilization. Collaborating with external stakeholders, such as industry experts, research institutions, or other companies, can provide access to additional knowledge and resources that may not be available internally. These partnerships can create opportunities for shared learning, joint projects, and the exchange of best practices, ultimately fostering innovation and accelerating growth. Lastly, it is crucial to create a supportive and inclusive environment that encourages continuous learning and experimentation. Embracing a culture of innovation involves empowering individuals to take calculated risks, learn from failures, and iterate on ideas. By fostering a culture of continuous improvement and providing the necessary resources and tools, you can leverage collective expertise and resources to drive innovation and ultimately achieve sustainable growth.
- Q:What are the considerations for pattern design in metal casting machinery?
- When designing patterns for metal casting machinery, there are several important considerations to take into account. Firstly, it is crucial to consider the overall size and shape of the pattern. The pattern should be designed in such a way that it allows for proper shrinkage and contraction of the metal during the cooling and solidification process. It is essential to ensure that the pattern is properly proportioned to achieve accurate dimensions in the final casted product. Secondly, the type of metal being casted is a key consideration. Different metals have different properties, such as melting temperature, fluidity, and shrinkage rates. These properties should be taken into account when designing the pattern, as they will affect the gating and risering system, which controls the flow of molten metal and the solidification process. Another consideration is the complexity of the design. Intricate patterns with detailed features may require more complex molding techniques or additional cores, which can increase the overall cost and complexity of the casting process. It is essential to strike a balance between design complexity and manufacturability to ensure efficient and cost-effective production. Furthermore, the pattern material itself plays a significant role. It should have sufficient strength and durability to withstand the molding and casting processes. Common pattern materials include wood, plastic, and metal alloys. The choice of pattern material should be based on factors such as cost, ease of machining, dimensional stability, and compatibility with the molding materials and processes. Additionally, considerations for pattern draft angles, parting lines, and core prints are important. Draft angles are necessary to allow for easy removal of the pattern from the mold without damaging the mold cavity or the pattern itself. Parting lines are the separation points between the mold halves, and they should be carefully designed to minimize parting line mismatch and subsequent defects in the casting. Core prints are used to support the cores in the mold, and their design should ensure proper alignment and stability during the casting process. Lastly, it is crucial to consider the overall cost and time constraints. Complex patterns may take longer to produce and require more expensive tooling and machining processes. Therefore, it is essential to balance the desired design complexity with the available resources and production requirements. In conclusion, the considerations for pattern design in metal casting machinery include size and shape, metal properties, design complexity, pattern material, draft angles, parting lines, core prints, and cost and time constraints. By carefully considering these factors, engineers and designers can ensure successful and efficient metal casting processes.
- Q:How are costs calculated in metal casting machinery operations?
- Costs in metal casting machinery operations are calculated by considering various factors such as raw material costs, labor costs, energy costs, equipment depreciation, maintenance and repair expenses, overhead costs, and any additional costs associated with the specific manufacturing process. These factors are evaluated to determine the overall cost per unit produced, enabling companies to make informed decisions regarding pricing, profitability, and cost optimization strategies.
- Q:What are the considerations for trimming and finishing processes in metal casting machinery?
- There are several considerations for trimming and finishing processes in metal casting machinery. Firstly, the type of metal being cast plays a significant role in determining the appropriate trimming and finishing techniques. Different metals may require specific tools and methods to achieve the desired results. Secondly, the complexity and intricacy of the casting design also need to be taken into account. Complex designs may require more intricate trimming and finishing processes to ensure all the details are properly executed. Additionally, the desired surface finish and precision of the final product are important factors. Some casting applications may require a smooth and polished surface, while others may require a rougher texture. Finally, the overall cost and time constraints should be considered. Certain trimming and finishing techniques may be more time-consuming and expensive, so a balance between quality and cost-efficiency must be achieved.
- Q:Can metal casting machinery be used for investment casting of copper alloys?
- Yes, metal casting machinery can be used for investment casting of copper alloys. Investment casting, also known as lost-wax casting, is a process that involves creating a wax pattern, coating it with a ceramic shell, and then melting away the wax to create a hollow mold. This mold is then filled with molten metal to create the final product. Metal casting machinery is versatile and can be adapted to cast a wide range of metal alloys, including copper alloys. The process for investment casting of copper alloys is similar to that of other metals, with some minor adjustments to account for the unique characteristics of copper. One important consideration when casting copper alloys is the higher melting temperature compared to other metals. Copper alloys typically have melting points ranging from 1100°C to 1200°C (2012°F to 2192°F), which means that the machinery used for investment casting should be capable of reaching and maintaining these temperatures. Another factor to consider is the reactivity of copper. Copper alloys can react with oxygen in the air, leading to the formation of oxides on the surface of the castings. To prevent this, the investment casting process may include the use of protective atmospheres or fluxes to minimize oxidation during melting and pouring. Overall, with the right equipment and process adjustments, metal casting machinery can successfully be used for investment casting of copper alloys. This allows for the production of complex and intricate copper alloy parts with high dimensional accuracy and surface finish, making it a viable option for various industries, including automotive, aerospace, and electrical.
- Q:How is the metal casting machinery controlled and monitored during operation?
- Efficient and safe production of metal casting machinery is guaranteed by controlling and monitoring it through a range of mechanisms. Among these mechanisms, computer numerical control (CNC) systems play a crucial role. By utilizing pre-programmed instructions, CNC systems govern the movement and operation of the machinery. CNC systems allow operators to input specific specifications for the casting process, such as metal type, temperature, and casting speed. These instructions are then translated by the computer into precise movements and actions for the machinery to execute. This level of control ensures consistent and accurate results, minimizing errors and defects in the castings. In addition to CNC systems, metal casting machinery is also equipped with various sensors and monitoring devices. These sensors are strategically placed throughout the machinery to measure and monitor different parameters during the casting process. For example, temperature sensors detect heat levels within the casting molds and alert the operator if they reach unsafe or undesirable levels. Other sensors measure variables like pressure, flow rate, and vibration, providing real-time feedback on the machinery's status. This feedback enables operators to swiftly identify any abnormalities or malfunctions and take appropriate action to rectify the issue before it affects casting quality or poses a safety hazard. Furthermore, operators can monitor the metal casting machinery through human-machine interface (HMI) systems. These interfaces visually represent the machinery's status, displaying key information such as temperature, pressure, and production rates. This information empowers operators to make informed decisions and adjustments during the casting process, ensuring optimal performance and efficiency. In summary, the control and monitoring of metal casting machinery during operation involve a combination of CNC systems, sensors, and HMI interfaces. These technologies work harmoniously to regulate and supervise the casting process, guaranteeing precision, quality, and safety throughout the operation.
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Graphitic Steel Roll With High Wear Resistance and High Performance
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 2 m.t.
- Supply Capability:
- 41000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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