Section Steel Roll From China With High Quality
- 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: 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: How does metal casting machinery handle the documentation and traceability of castings?
- Metal casting machinery handles the documentation and traceability of castings through various means. Firstly, the machinery generates unique identification numbers or barcodes for each casting, which are then attached to the castings themselves. This enables easy tracking and identification throughout the entire production process. Additionally, the machinery is equipped with advanced sensors and data collection systems that record key data points, such as temperature, pressure, and time, during the casting process. These data are then stored in a centralized database, allowing for accurate traceability and quality control. Moreover, the machinery also incorporates software solutions that enable the creation and management of digital documentation, including production reports, inspection records, and certifications. This ensures that all necessary documentation is readily available and easily accessible for auditing, compliance, and customer requirements.
- Q: What are the common defects and flaws in metal casting products using machinery?
- There are several common defects and flaws that can occur in metal casting products when using machinery. These defects can greatly impact the quality and functionality of the final product. Some of the most common defects include: 1. Porosity: This is one of the most common defects in metal casting products. Porosity refers to the presence of small air pockets or voids within the metal. It can occur due to several reasons such as improper gating system, inadequate venting, or presence of moisture in the mold. Porosity weakens the metal and reduces its overall strength. 2. Shrinkage: Shrinkage defects occur during the solidification process of the metal. When the metal cools down and solidifies, it tends to shrink. This can lead to the formation of voids or cracks in the casting. Shrinkage defects can be minimized by proper design and gating system, as well as controlling the cooling rate of the metal. 3. Inclusions: Inclusions are foreign materials that are trapped within the metal during the casting process. These materials can be sand, slag, or oxides. Inclusions can weaken the metal and affect its mechanical properties. Proper cleaning of the mold and ensuring the use of clean raw materials can help reduce inclusion defects. 4. Cold shuts: Cold shuts occur when two streams of metal do not properly fuse together during the casting process. This results in a visible line or seam in the final product. Cold shuts can weaken the casting and make it prone to failure. They can be caused by inadequate mold filling, improper gating, or insufficient pouring temperature. 5. Misruns: Misruns refer to incomplete fillings of the mold cavity. This defect occurs when the molten metal does not completely fill the mold due to improper gating or insufficient pouring temperature. Misruns can lead to incomplete or distorted castings, affecting the overall quality and functionality. 6. Warpage: Warpage defects occur when the casting undergoes distortion or deformation during the cooling process. This can be caused by non-uniform cooling rates, improper mold design, or excessive internal stresses in the casting. Warpage can affect the dimensional accuracy and functionality of the product. To minimize these defects and flaws in metal casting products, it is crucial to employ proper process controls, such as optimizing gating and riser design, ensuring proper pouring temperature and speed, using high-quality raw materials, and maintaining clean molds. Regular quality inspections and testing can also help identify and address any defects early on in the production process.
- Q: How does metal casting machinery handle the removal of castings from the mold?
- Metal casting machinery handles the removal of castings from the mold through a process called shakeout. Shakeout is typically done using either mechanical or pneumatic methods. In mechanical shakeout, the mold is placed on a vibrating table or conveyor belt, and the vibrations help loosen the sand or other mold material from the casting. As the mold is shaken, the castings separate from the mold and fall onto a collection area. This method is commonly used for larger and heavier castings. Pneumatic shakeout, on the other hand, uses air or gas pressure to remove the mold material from the castings. This method involves directing a stream of compressed air or gas onto the mold, which causes the mold to break apart and the castings to be freed. Pneumatic shakeout is often used for smaller and more intricate castings. Regardless of the method used, it is important for the metal casting machinery to handle the removal of castings from the mold in a gentle and controlled manner to avoid damaging the castings. The machinery should be designed to apply the appropriate amount of force or pressure to separate the castings from the mold without causing any deformation or breakage. Additionally, proper handling mechanisms, such as grippers or conveyors, should be in place to safely transfer the castings from the mold to the next stage of the manufacturing process.
- Q: What are the trends in metal casting machinery technology?
- One of the trends in metal casting machinery technology is the adoption of automation and robotics. This allows for more efficient and precise casting processes, reducing the need for manual labor and increasing productivity. Additionally, there is a growing focus on sustainability in the industry, with advancements in energy-efficient equipment and the use of eco-friendly materials. Another trend is the integration of digital technologies, such as computer simulations and 3D printing, which enable faster prototyping and optimization of casting designs. Overall, the trends in metal casting machinery technology aim to enhance productivity, sustainability, and precision in the casting process.
- Q: What are the different types of alloys used in die casting with metal casting machinery?
- There are several different types of alloys that are commonly used in die casting with metal casting machinery. These alloys are specifically chosen for their strength, durability, and ability to be molded into complex shapes. Some of the most commonly used alloys in die casting include: 1. Aluminum alloys: Aluminum is one of the most popular materials for die casting due to its lightweight nature, excellent corrosion resistance, and high thermal conductivity. Aluminum alloys such as ADC12 and A380 are commonly used in various industries, including automotive, aerospace, and electronics. 2. Zinc alloys: Zinc is another commonly used material in die casting due to its low melting point and excellent dimensional stability. Zinc alloys, such as Zamak 3 and Zamak 5, offer good strength, high impact resistance, and excellent surface finish. They are often used in industries such as consumer electronics, plumbing, and automotive. 3. Magnesium alloys: Magnesium offers the advantage of being the lightest structural metal, making it ideal for applications that require weight reduction. Magnesium alloys, such as AZ91D and AM60B, offer excellent strength-to-weight ratio, good thermal conductivity, and good corrosion resistance. They are commonly used in industries such as automotive, aerospace, and electronics. 4. Copper alloys: Copper alloys, such as brass and bronze, are occasionally used in die casting applications that require excellent electrical conductivity and high corrosion resistance. These alloys are commonly used in electrical and plumbing industries, as well as in decorative applications. 5. Steel alloys: Although less common in die casting, some steel alloys are suitable for specific applications that require high strength and durability. Steel alloys, such as carbon steel and stainless steel, can be used in die casting machinery for specialized applications that demand superior mechanical properties. It is important to note that the choice of alloy depends on the specific requirements of the application, including strength, weight, corrosion resistance, electrical conductivity, and cost. Each alloy has its own unique set of properties, making it important to select the appropriate alloy for the desired end-use.
- Q: Can metal casting machinery be used for investment casting of foam?
- Metal casting machinery is not suitable for investment casting of foam. Metal casting machinery is designed specifically for casting molten metal into molds, whereas investment casting of foam involves the use of foam patterns that are substituted with molten metal. The process of investment casting of foam necessitates different equipment and techniques, including the creation of a foam pattern, its coating with a ceramic shell, and subsequently melting the foam pattern to form a cavity for the molten metal. Consequently, specialized machinery and equipment are essential for investment casting of foam, which differs from traditional metal casting machinery.
- Q: Can metal casting machinery handle the production of castings with intricate details?
- Yes, metal casting machinery can handle the production of castings with intricate details. Advanced technologies and techniques have been developed in the field of metal casting to achieve intricate and detailed castings. These technologies include computer-aided design (CAD) and computer-aided manufacturing (CAM) systems, which allow for precise and complex designs to be translated into molds and patterns. Additionally, the use of high-precision equipment such as CNC machines and 3D printers has further enhanced the ability to produce castings with intricate details. These advancements in machinery and technology have made it possible to achieve fine features, intricate shapes, and complex geometries in castings, meeting the demands of various industries such as automotive, aerospace, and art. Metal casting machinery has proven to be capable of handling the production of castings with intricate details, showcasing the versatility and adaptability of this manufacturing process.
- Q: What are the different types of dimensional inspection methods used in metal casting machinery?
- Metal casting machinery utilizes various types of dimensional inspection methods to ensure that cast metal parts meet required specifications. Among these methods is the use of coordinate measuring machines (CMM), which employ a probe to measure specific points on the part's surface. The collected data is then utilized to generate a detailed 3D model that can be compared to design specifications to identify any discrepancies. Another method is optical measurement, which involves the use of cameras and lasers to capture images or scans of the cast metal part. These images are subsequently analyzed to measure different dimensions such as length, width, and height. Optical measurement is particularly beneficial for intricate or complex parts that may prove challenging to measure using conventional techniques. Furthermore, handheld measuring tools like calipers, micrometers, and gauges enable precise measurements of specific dimensions like thickness, diameter, or depth. These tools are commonly employed for smaller or less complex cast metal parts. Lastly, non-destructive testing methods like X-ray or ultrasonic testing can be utilized for dimensional inspection. These methods allow for the identification of internal defects or inconsistencies within the cast metal part without causing damage. This is especially advantageous for inspecting critical components or parts that necessitate a high level of accuracy. In summary, the varied types of dimensional inspection methods utilized in metal casting machinery encompass coordinate measuring machines, optical measurement, handheld measuring tools, and non-destructive testing. These methods guarantee that cast metal parts adhere to required specifications and facilitate the maintenance of quality and accuracy in the final product.
- Q: How does metal casting machinery contribute to the manufacturing industry?
- Metal casting machinery plays a crucial role in the manufacturing industry by enabling the mass production of metal components and products. By utilizing this machinery, manufacturers are able to create complex shapes, intricate designs, and precise dimensions that would be difficult or impossible to achieve through other manufacturing processes. One of the key contributions of metal casting machinery to the manufacturing industry is its ability to produce large quantities of metal parts with consistent quality and accuracy. This is particularly important for industries such as automotive, aerospace, and construction, where the demand for standardized components is high. Metal casting machinery allows manufacturers to meet this demand efficiently and cost-effectively. Furthermore, metal casting machinery allows for the production of intricate and complex designs. With the use of molds and patterns, manufacturers can create detailed and precise metal components that are essential in various industries. These components may include engine parts, turbine blades, valves, and many others. Metal casting machinery enables manufacturers to produce these complex parts with high precision and repeatability, ensuring the quality and reliability of the final products. Additionally, metal casting machinery contributes to the manufacturing industry by offering flexibility in material choices. It can accommodate a wide range of metals and alloys, such as steel, aluminum, iron, brass, and more. This versatility allows manufacturers to select the most suitable material for their specific application, considering factors such as strength, durability, and cost. By having the ability to work with different metals, manufacturers can cater to a diverse range of industries and their specific requirements. Moreover, metal casting machinery supports the sustainability goals of the manufacturing industry. The machinery can utilize recycled metals and scrap materials, reducing the need for virgin resources and minimizing waste. This not only helps conserve natural resources but also reduces the environmental impact of manufacturing processes. In conclusion, metal casting machinery significantly contributes to the manufacturing industry by enabling mass production, creating intricate designs, offering material flexibility, and supporting sustainability efforts. It plays a vital role in meeting the demand for standardized components, producing complex parts, and ensuring consistent quality. With its capabilities, metal casting machinery continues to drive innovation and efficiency in the manufacturing industry.
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Section Steel Roll From China With High Quality
- 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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