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:What are the different casting processes used with metal casting machinery?
- Metal casting machinery employs a range of casting processes, each with its own distinct features and applications. Some commonly utilized casting methods include: 1. Sand Casting: This time-honored technique involves creating a mold by combining sand and a binder. Molten metal is then poured into the mold cavity. Sand casting is a versatile process capable of producing intricate shapes using a variety of metals. 2. Investment Casting: Also referred to as lost-wax casting, this method entails creating a wax pattern of the desired part and coating it with a ceramic shell. The wax is melted away, leaving behind a cavity that is filled with molten metal. Investment casting is well-suited for manufacturing intricate and highly precise components. 3. Die Casting: This process involves injecting molten metal under high pressure into a reusable steel mold known as a die. Die casting is renowned for its rapid production rates and exceptional dimensional accuracy, making it ideal for mass-producing small to medium-sized parts. 4. Continuous Casting: In this procedure, liquid metal is continuously poured into a water-cooled mold, resulting in the formation of a continuous length of metal. The resulting product, such as a billet, slab, or ingot, is then further processed into various shapes. Continuous casting is commonly employed in the production of steel and aluminum. 5. Centrifugal Casting: This method utilizes the rotational force of a spinning mold to evenly distribute molten metal along the mold walls. The outcome is a dense and uniform casting. Centrifugal casting is frequently utilized for manufacturing cylindrical or tubular parts like pipes, rings, and wheels. 6. Shell Molding: Shell molding employs a pre-coated sand mixture called shell sand to create the mold. The shell sand is heated and cured to form a rigid shell around a pattern. The pattern is then removed, leaving behind a cavity that is filled with molten metal. Once solidified, the shell is broken away to unveil the final casting. Shell molding provides high dimensional accuracy and a good surface finish. These examples illustrate a range of casting processes employed with metal casting machinery. Each process possesses its own advantages and limitations. The selection of a specific process depends on factors including the desired characteristics of the part, production volume, cost considerations, and material requirements.
- Q:What are the safety features of metal casting machinery?
- Metal casting machinery typically includes a range of safety features to ensure the well-being of operators and prevent accidents. Some of the key safety features of metal casting machinery include: 1. Guards and shields: Metal casting machinery is equipped with guards and shields to protect operators from direct contact with moving parts or hot surfaces. These barriers prevent accidental injury and minimize the risk of burns or cuts. 2. Emergency stop buttons: Machinery is designed with easily accessible emergency stop buttons or switches that allow operators to quickly halt operations in case of an emergency or imminent danger. This feature provides a means for immediate shutdown, preventing any potential accidents or injuries. 3. Interlocks: Interlocks are safety mechanisms that prevent the machine from operating unless specific conditions are met. For instance, the machine may require all doors or covers to be securely closed before it can start. This ensures that operators cannot access dangerous areas while the machine is in operation. 4. Safety sensors: Metal casting machinery is often equipped with sensors that can detect any abnormal operating conditions, such as excessive temperature or pressure, and automatically stop the machine to prevent potential hazards. These sensors help to monitor the machine's performance and protect against potential accidents. 5. Exhaust systems: Metal casting processes can produce harmful fumes, gases, or dust. To mitigate these risks, metal casting machinery is often equipped with exhaust systems that extract and remove these hazardous substances from the working environment. This helps maintain a safe and healthy atmosphere for operators. 6. Training and signage: Proper training and clear signage are vital safety features for metal casting machinery. Operators should receive comprehensive training on the safe operation of the machinery, emergency procedures, and the proper use of personal protective equipment (PPE). Additionally, clear signage should be displayed on the machinery, indicating potential hazards, safety precautions, and emergency contact information. Overall, metal casting machinery incorporates various safety features to protect operators from potential hazards and ensure a safe working environment. These features, including guards, emergency stop buttons, interlocks, safety sensors, exhaust systems, and proper training, help minimize the risk of accidents and injuries in metal casting operations.
- Q:Can metal casting machinery be used for investment casting of carbon fiber?
- No, metal casting machinery cannot be used for investment casting of carbon fiber. Carbon fiber requires a completely different casting process involving specialized equipment and techniques due to its unique properties.
- Q:What are the common molding materials used in investment casting with metal casting machinery?
- Investment casting with metal casting machinery utilizes ceramic shell and plaster as the common molding materials. Ceramic shell, consisting of fine ceramic particles and a binder made from colloidal silica, is applied onto the wax pattern and then dried to form a rigid shell. It offers high dimensional accuracy and surface finish. Plaster, also known as gypsum, is another molding material used in investment casting. Plaster molds are formed by immersing the wax pattern in a mixture of plaster and water, which solidifies. They are known for their heat resistance and easy customization or repair. Both ceramic shell and plaster molds have their pros and cons. Complex and intricate shapes are better suited for ceramic shell molds due to their ability to capture fine details. On the other hand, plaster molds are more suitable for larger and simpler designs. It is important to note that ceramic shell molds are more costly and time-consuming to produce compared to plaster molds. The choice between these molding materials depends on the specific requirements of the casting process, including the complexity of the design, desired surface finish, and budget limitations.
- Q:How does metal casting machinery handle the prevention and control of air pollution?
- Air pollution prevention and control in metal casting operations are effectively managed by metal casting machinery through various measures and technologies. One of the main approaches involves the utilization of efficient air pollution control devices like baghouses, electrostatic precipitators, and scrubbers. These devices effectively capture and eliminate harmful pollutants and particulate matter emitted during metal casting processes. In addition, contemporary metal casting machinery is often equipped with cutting-edge combustion systems that maximize fuel efficiency and minimize the release of air pollutants. These systems ensure proper combustion and reduce the formation of detrimental emissions, such as volatile organic compounds (VOCs), nitrogen oxides (NOx), and carbon monoxide (CO). By efficiently burning the fuel, metal casting machinery significantly reduces the emission of these pollutants into the atmosphere. Moreover, the prevention and control of air pollution in metal casting operations heavily rely on stringent regulations and emission standards. Governments and environmental agencies have imposed limits on air pollutant emissions, compelling manufacturers to design and operate metal casting machinery in compliance with these regulations. This entails regular monitoring and reporting of emissions, as well as the implementation of pollution control technologies. Furthermore, manufacturers of metal casting machinery continuously invest in research and development to enhance the environmental performance of their equipment. Their aim is to develop innovative technologies that further reduce emissions, improve energy efficiency, and minimize the environmental impact of metal casting processes. Overall, metal casting machinery effectively addresses air pollution prevention and control through the use of advanced air pollution control devices, optimization of combustion systems, adherence to regulations, and investment in research and development. These efforts ensure that metal casting processes are conducted with minimal harm to the environment and human health.
- Q:Why is the mechanical properties of metal materials processed by hot working better than that of casting?
- This leads to different parts of the casting properties and processing properties of different materials, and even material composition segregation, some instability will continue to change with time, at the same time in the process of solidification of internal residual stress will produce parts.
- Q:What are the different types of patterns used in metal casting machinery?
- There are several different types of patterns used in metal casting machinery, each serving a specific purpose in the casting process. 1. Single-piece pattern: This is the simplest and most common type of pattern used in metal casting. It consists of a single piece that represents the final shape and dimensions of the desired metal part. The single-piece pattern is typically made of wood, plastic, or metal and is used for producing a single casting. 2. Split pattern: A split pattern is used when the shape of the casting is complex or when draft angles are necessary for easy removal of the pattern from the mold. It consists of two or more pieces that can be assembled and disassembled. The split pattern allows for the creation of undercuts and intricate details in the casting. 3. Match plate pattern: A match plate pattern is a two-piece pattern that is mounted on opposite sides of a flat plate called a match plate. This type of pattern is used in high-volume production where multiple castings are produced simultaneously. The match plate pattern allows for faster and more efficient production as multiple molds can be created simultaneously. 4. Cope and drag pattern: The cope and drag pattern is used for producing large and/or asymmetrical castings. It consists of two separate pieces - the cope and the drag. The cope is the top half of the pattern and the drag is the bottom half. These two halves are joined during the molding process to create the final mold. The cope and drag pattern allows for the production of complex shapes and is commonly used in sand casting. 5. Shell pattern: Shell patterns are used in shell molding, a process that involves the creation of molds from a mixture of resin-coated sand and a catalyst. The shell pattern is made of a heat-resistant material such as metal or plastic. It is used to form a thin, hollow shell around the desired metal part. The shell pattern is typically reusable and allows for high precision and surface finish in the castings. These are just a few examples of the different types of patterns used in metal casting machinery. Each pattern type has its own advantages and is chosen based on factors such as complexity of the part, volume of production, and desired surface finish.
- Q:How is the sand mold assembled and prepared for casting in metal casting machinery?
- In metal casting machinery, the sand mold is assembled and prepared through a series of steps. First, a pattern or model of the desired object is created using wood, metal, or other materials. This pattern is then placed in a flask, which is a box-like frame with an open top and bottom. Next, a mixture of sand and a bonding agent, such as clay, is prepared. This mixture is called molding sand. The molding sand is carefully packed around the pattern in the flask, ensuring that it completely covers the pattern and fills any cavities. This process is known as ramming. After the sand is packed, the pattern is removed from the flask, leaving behind a cavity in the shape of the desired object. To ensure proper venting, channels called sprues and gates are also formed in the sand mold, allowing for the flow of molten metal. The sand mold is then prepared for casting by drying it thoroughly. This is usually done in an oven or by allowing it to air dry. Drying helps remove any moisture from the sand, preventing steam from forming and causing defects in the final casting. Once the sand mold is completely dry, it is ready for casting. Molten metal is poured into the mold through the sprue, filling the cavity and taking the shape of the desired object. After the metal solidifies, the sand mold is broken apart, revealing the newly cast metal object. Overall, the assembly and preparation of the sand mold in metal casting machinery involves creating a pattern, packing molding sand around the pattern, forming sprues and gates, drying the mold, and finally pouring molten metal into the mold for casting.
- Q:Can metal casting machinery be used for jewelry making?
- Yes, metal casting machinery can be used for jewelry making.
- Q:Can metal casting machinery be used for the production of electrical components?
- Indeed, the utilization of metal casting machinery is possible for the manufacturing of electrical components. The process of metal casting involves the pouring of molten metal into a mold to achieve the desired shape. This approach proves useful for the creation of various electrical components, including connectors, terminals, housings, and heat sinks. The versatility of metal casting machinery allows for the casting of an extensive array of metals and alloys, such as copper, aluminum, and different types of steel. These materials are commonly employed in the production of electrical components due to their exceptional electrical conductivity, thermal conductivity, and strength. The metal casting process enables the production of intricate designs and complex shapes, which proves crucial for the manufacturing of electrical components that possess specific geometries and functional requirements. Additionally, metal casting serves as a cost-effective solution for large-scale production, making it suitable for the mass production of electrical components. Furthermore, metal casting machinery also facilitates specialized casting techniques like investment casting and die casting, which are frequently utilized in the production of more intricate electrical components. These techniques ensure higher dimensional accuracy and surface finish, which are essential for electrical components that necessitate precise fit and performance. To conclude, the application of metal casting machinery proves highly effective for the manufacturing of electrical components. It provides the flexibility to cast a wide range of metals and alloys, enables the creation of complex shapes, and offers a cost-effective solution for large-scale production.
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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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