Alloy 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.
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: How is the casting inspected for microstructure in metal casting machinery?
- The casting is inspected for microstructure in metal casting machinery through various methods such as visual examination, metallographic analysis, and non-destructive testing techniques. Visual examination involves inspecting the surface of the casting for any visible defects or irregularities. Metallographic analysis involves taking samples from the casting and examining them under a microscope to assess the grain structure, phase distribution, and any potential defects or inclusions. Non-destructive testing techniques like ultrasonic testing or X-ray inspection are also employed to detect internal defects or inconsistencies in the casting's microstructure. These inspection methods help ensure the quality and integrity of the casted metal components.
- Q: What are the different types of research and development initiatives in the field of metal casting machinery?
- Metal casting machinery research and development initiatives encompass various areas, all with the goal of enhancing efficiency, productivity, and quality. One particular initiative concentrates on the development of novel materials and alloys for metal casting. Scientists study the properties and performance of different materials and alloys to determine their suitability for specific casting applications. By creating new materials, researchers can strengthen the durability, heat resistance, and overall performance of metal casting machinery. Another initiative seeks to improve the design and manufacturing processes of metal casting machinery. This includes the advancement of new casting techniques like rapid prototyping and additive manufacturing, which streamline production and reduce costs. Additionally, researchers are enhancing the precision and accuracy of casting machinery through advanced computer simulations and modeling techniques. The metal casting industry has recently placed emphasis on sustainability, leading to research and development initiatives focusing on environmentally friendly casting processes. This involves exploring alternative energy sources such as solar and wind power to minimize the environmental impact of metal casting machinery. Researchers are also investigating ways to minimize waste generation and optimize material usage in the casting process. Furthermore, research and development initiatives aim to integrate automation and robotics into metal casting machinery. Automation improves efficiency and productivity by reducing human error and increasing production speeds. Robotics can handle tasks like mold handling and pouring, enhancing precision and repeatability in casting operations. Overall, these diverse research and development initiatives aim to drive innovation, improve materials, design and manufacturing processes, promote sustainability, and incorporate automation. By doing so, they enhance the overall performance and competitiveness of metal casting machinery in various industries.
- Q: What are the waste reduction methods for metal casting machinery?
- There are several waste reduction methods that can be implemented for metal casting machinery. These methods aim to minimize waste generation, increase efficiency, and promote sustainability in the casting process. One notable method is to implement a closed-loop cooling system. This involves recirculating the water used for cooling the machinery instead of continuously using fresh water. By doing so, the amount of water consumed is reduced, leading to a decrease in water waste. Another effective waste reduction method is to implement a scrap management system. This involves segregating and categorizing the different types of scrap generated during the casting process. By doing so, scrap materials can be effectively recycled or reused, reducing the amount of waste sent to landfills. Additionally, optimizing the casting process itself can also contribute to waste reduction. This can be achieved through the implementation of advanced technology and automation systems. By carefully monitoring and controlling the casting process parameters, such as temperature and timing, the amount of defective castings can be minimized, reducing waste. Furthermore, implementing proper material handling and storage techniques can also help reduce waste. This involves proper inventory management, ensuring that the right amount of materials is available and that they are stored in appropriate conditions to prevent damage or spoilage. Lastly, regular maintenance and equipment inspections are crucial in waste reduction. By keeping the machinery in optimal condition, the risk of breakdowns and malfunctions is reduced, leading to fewer material and energy wastages. In conclusion, waste reduction methods for metal casting machinery include implementing closed-loop cooling systems, scrap management systems, optimizing the casting process, proper material handling and storage techniques, and regular maintenance and equipment inspections. By implementing these methods, manufacturers can minimize waste generation, increase operational efficiency, and contribute to a more sustainable casting process.
- Q: What are the different types of molds used for centrifugal casting in metal casting machinery?
- Metal casting machinery utilizes various types of molds for centrifugal casting. These include open-end molds, closed-end molds, shell molds, investment molds, and permanent molds. Open-end molds, which are typically made from steel or graphite, have one open end and are ideal for producing cylindrical or tubular-shaped castings. They are rotated at high speeds to ensure even distribution of molten metal along the inner surface of the mold. Closed-end molds, on the other hand, have both ends closed and are used for creating solid castings with intricate shapes. These molds are made from high-strength materials such as steel or ceramic. Molten metal is poured into the mold through a small opening, and the rotation of the mold guarantees complete filling of the cavity, resulting in a dense and uniform casting. Shell molds are created by coating a pattern with a mixture of sand and resin. The coated pattern is then heated to harden the shell, after which the pattern is removed, leaving behind a hollow mold. These molds are suitable for casting complex shapes and can also be rotated for centrifugal casting. They offer excellent dimensional accuracy and surface finish. Investment molds, also known as lost-wax casting molds, involve the creation of a wax pattern that is invested in a ceramic shell. The wax is melted out, creating a cavity in the ceramic shell. During centrifugal casting, this cavity is filled with molten metal. Investment molds are commonly used for casting delicate items such as jewelry, dental prosthetics, and intricate parts. Permanent molds, made from materials like steel, cast iron, or graphite, can be utilized repeatedly to produce multiple castings. These molds are often employed for high-volume production and can also be rotated for centrifugal casting. Permanent molds offer good dimensional accuracy and surface finish, making them suitable for mass production of consistent parts.
- Q: What are the different types of non-destructive evaluation methods used in metal casting machinery?
- There are several different types of non-destructive evaluation methods used in metal casting machinery. These methods allow for the examination and assessment of the integrity and quality of metal castings without causing any damage to the part being inspected. Some of the commonly used non-destructive evaluation methods in metal casting machinery include: 1. Visual Inspection: This is the most basic and commonly used method, where the inspector visually examines the surface of the metal casting for any visible defects such as cracks, porosity, or surface irregularities. 2. Radiographic Testing: This method involves the use of X-rays or gamma rays to inspect the internal structure of the metal casting. Radiographic testing can detect defects like voids, inclusions, or cracks that may not be visible to the naked eye. 3. Ultrasonic Testing: Ultrasonic waves are used to inspect the internal structure of the metal casting. A transducer is used to generate high-frequency sound waves that pass through the casting and produce echoes. These echoes are then analyzed to detect any internal defects or discontinuities. 4. Magnetic Particle Testing: This method is particularly useful for detecting surface cracks or defects in ferrous materials. Magnetic particles are applied to the surface of the casting, and a magnetic field is applied. Any defects in the casting cause a leakage field, which attracts the magnetic particles and makes the defect visible. 5. Liquid Penetrant Testing: This method is used to detect surface defects such as cracks, porosity, or leaks. A liquid penetrant is applied to the surface of the casting, and after a certain period, excess penetrant is removed. A developer is then applied, which draws out the penetrant from any surface defects, making them visible. 6. Eddy Current Testing: This method uses electromagnetic induction to detect surface and near-surface defects in conductive materials. A coil carrying an alternating current is placed near the surface of the casting, and any changes in the electrical conductivity or magnetic properties caused by defects are detected. These non-destructive evaluation methods are crucial in ensuring the quality and integrity of metal castings produced by machinery. By identifying and assessing any defects or discontinuities, these methods help to prevent failures, improve safety, and ensure the reliability of the final product.
- Q: How is the casting inspected for inclusion and segregation in metal casting machinery?
- The casting is inspected for inclusion and segregation in metal casting machinery through visual examination, non-destructive testing techniques, and mechanical testing. Visual examination involves inspecting the surface of the casting for any visible defects or impurities. Non-destructive testing techniques such as X-ray or ultrasound are used to detect any internal flaws or inclusions that may be present. Mechanical testing involves subjecting the casting to various mechanical tests to evaluate its strength and integrity. These inspection methods ensure that the casting meets the required quality standards and is free from any defects or segregation.
- Q: Can metal casting machinery be used for non-ferrous metals?
- Yes, metal casting machinery can be used for non-ferrous metals. Metal casting machinery is designed to melt and shape various types of metals, including non-ferrous metals such as aluminum, copper, zinc, and brass. The process of metal casting remains largely the same regardless of the type of metal being used, with slight adjustments made to accommodate the specific characteristics of non-ferrous metals.
- Q: How does metal casting machinery handle air entrapment in the mold?
- Metal casting machinery handles air entrapment in the mold through a process called degassing. Air entrapment occurs when air pockets become trapped within the molten metal during the casting process. These air pockets can lead to defects in the final product, such as porosity or voids. To prevent air entrapment, metal casting machinery is equipped with various degassing techniques. One common method is to use a degassing agent, such as a ceramic foam or a flux, which is added to the molten metal. These agents help to remove the trapped air by either absorbing it or facilitating its release. Another method used to handle air entrapment is through the use of vacuum or pressure casting. Vacuum casting involves creating a vacuum in the mold cavity before pouring the molten metal. This helps to remove any trapped air by sucking it out of the mold. Pressure casting, on the other hand, involves applying pressure to the molten metal to force out any air bubbles. Additionally, metal casting machinery may also incorporate gating and riser systems. These systems are designed to direct the flow of molten metal into the mold cavity, allowing the air to escape through vents or risers. By carefully controlling the design and placement of these systems, the risk of air entrapment can be minimized. Overall, metal casting machinery employs a combination of degassing agents, vacuum or pressure casting, and gating and riser systems to handle air entrapment in the mold. These techniques help to ensure the production of high-quality castings with minimal defects.
- Q: What are the post-processing steps involved in metal casting machinery?
- The post-processing steps involved in metal casting machinery typically include removing the casting from the mold, removing any excess material or flash, surface finishing through processes like grinding or sanding, heat treatment if necessary, and inspection for quality control.
- Q: How does metal casting machinery contribute to the manufacturing industry?
- The manufacturing industry heavily relies on metal casting machinery to achieve mass production of metal components and products. This machinery allows manufacturers to produce complex shapes, intricate designs, and precise dimensions that would be difficult or impossible to achieve using other manufacturing processes. A key benefit of metal casting machinery in the manufacturing industry is its ability to consistently produce large quantities of metal parts with high quality and accuracy. This is particularly important in industries like automotive, aerospace, and construction, where there is a high demand for standardized components. Metal casting machinery efficiently meets this demand while maintaining cost-effectiveness. Furthermore, metal casting machinery enables the production of intricate and complex designs. Manufacturers can create detailed and precise metal components using molds and patterns, which are essential in various industries. These components include engine parts, turbine blades, valves, and more. Metal casting machinery ensures the high precision and repeatability necessary for the quality and reliability of the final products. In addition, metal casting machinery offers flexibility in material choices, benefiting the manufacturing industry. It can work with a wide range of metals and alloys, including steel, aluminum, iron, brass, and others. This versatility allows manufacturers to select the most suitable material for their specific applications, considering factors such as strength, durability, and cost. By working with different metals, manufacturers can cater to diverse industries and their specific requirements. Moreover, metal casting machinery supports the sustainability goals of the manufacturing industry. It can utilize recycled metals and scrap materials, reducing the need for new resources and minimizing waste. This not only conserves natural resources but also reduces the environmental impact of manufacturing processes. In conclusion, metal casting machinery plays a vital role in the manufacturing industry by enabling mass production, creating intricate designs, offering material flexibility, and supporting sustainability efforts. It meets the demand for standardized components, produces complex parts, and ensures consistent quality. With its capabilities, metal casting machinery continues to drive innovation and efficiency in the manufacturing industry.
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Alloy 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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