
Aluminium Coil Slitting Line
Description
Technical Parameters
Your Professional Metal Slitting Machine Supplier in China!
Wuxi Jinye Complete Equipment Co.,Ltd. specializes in manufacturing various steel plate slitting machines, leveling machines, slitting machines and other machinery mainly used for slitting, leveling and slitting of steel plates and other applications. We have been working in coil metal processing machinery for over 20 years and we design and customize each machine.
Focus On Innovation
The company has professional engineering and technical personnel in hydraulic and electrical machinery and a relatively complete quality assurance system, and constantly develops today's advanced product structures and new processes, new materials, and new technologies.
Technology First
Provide high-quality products to users at home and abroad, design and produce non-standard products according to user needs, and provide complete design, manufacturing and technical consulting services.
Stable Quality
Our machines are built to the highest industrial standards to ensure long-lasting durability and operating efficiency. We get many repeated orders because of excellent quality & good after-sales services.
Attentive Service
Our machines have reached over 50 countries around the world, our engineers go to customer's plant to direct installing and teach how to operate machine. So far we have maintained stable communication with most of our old customers.
Introduction to Metal Slitting Machine
Slitting is a metal manufacturing process where a coil of material, such as aluminum or steel, is slit into the lengths and widths specified by the end application. As the material runs through the machine, the steel rolls are moved through extremely sharp circular blades, making the cuts. To make the slice, substantial compressive forces must be applied-and when the forces exceed the tensile strength of the material, it slices. The product is long strips of material cut to the buyer's specifications. A steel slitting machine is comprised of three major parts-the uncoiler, the slitter, and the recoiler. To ensure that the quality of the process is optimized, each element must be precisely aligned during setup.
- The slitting process characteristics include:
- Being restricted to cutting relatively thin materials (0.001 to 0.125 in.),
- Leaving left-over burrs on slit edges of the narrower coals,
- Its ability to be used on both ferrous and nonferrous metals,
- Its categorization as a high production designed to control metal coil width.

We are specially good at high speed high precision slitting lines catering to customer requirements. Our each slitting line is made suitable for customer's sheet material and specification. A sheet metal slitting line is a machine used in the metalworking industry to cut large coils of sheet metal into narrower strips.
How Does Metal Slitting Machine Work?
Metal slitting machines are used to change large metal coils into smaller, more manageable strips. This process starts by feeding a large metal coil into the slitting machine and unwinding it through circular blades. These blades make precise cuts in the metal to produce narrow strips. From there, these strips are wound into small coils-making them ready for further processing or distribution.
Why You Need Metal Slitting Machine?
Precision slitting is a metal slitting process that requires specialized machinery, often referred to as the steel slitting machine. When operated properly, the slitting process can be very fast and precise.
Maintain Tight Tolerance
The steel slitting process is necessary when tight tolerance is required. The thickness of materials is associated with how well the materials can be machined or tooled, its slitting requirement can be determined by your manufacturing process. To illustrate better, those who are looking to use injection molding will benefit from metals with tighter tolerance because they allow adding more ease to the processing.
Use a Consistent Product
Besides adding ease, steel slitting enables more consistent products. This means that materials with consistent measurement can be fed through the slitting machine more easily, eliminating the time that you would have had to spend on machine setup, oversight, and size maintenance.
Reduce Waste and Scrap
Another major reason why steel slitting is preferred is that it reduces the amounts of resulting scraps after you slit the materials close to the finished size. Many in fact use the slit width as the finished width to preserve edge trims that would have otherwise been possible if sheet metals had been sheared instead. As a matter of fact, it is said that your project can run smoother and quicker if the metal materials are slit to the width that fits your application.
Benefits of Metal Slitting Machine
There are several key benefits to slitting steel coils and sheets compared with other methods, including better efficiency, precision, and cost savings.
Slitting is a continuous operation that is far more cost-efficient per pound than cutting sheets from a shear. Slitting one wide coil on a high-speed line equates to multiple cuts from a sheet shear or sawing operation where labor, time, and consumable blade costs add up. For example, slitting a 40,000-pound coil into ten slit coils takes less than an hour. Comparatively, shearing 40,000 pounds of sheets would take 8-10 hours or more of cutting time while wearing shear blades faster in the process.
Slitting enables steel suppliers to produce coils and sheets in custom widths based on customer needs, reducing the need for additional processing. For example, rather than purchasing a standard width sheet, slitting allows custom widths like 15.875″ for specific parts or roll-forming applications.
Modern high-speed slitting lines with razor slitters can hold extremely tight width tolerances. This precision permits steel to be used directly in automated stamping presses or CNC machining centers with minimal secondary processing required. Similarly, slit-edge squareness of under .010″ per inch of coil width is standard. Customers can stamp or form parts to close tolerances across the strip width.
The smooth, clean-sheared edges from steel razor slitting provide a superior surface finish without deformation from mechanical sawing or teeth marks that a slitting saw or bandsaw would cause. The surface finish integrity permits thinner gauges and helps maintain corrosion resistance.
What Does the Metal Slitting Machine Consist of?
The machine typically consists of the following components:
Unwinder
This is the portion of the machine that holds the roll of material that is to be slit.
Guiding System
This system helps to guide the material as it is being unwound, ensuring that it stays straight and centered as it is being slit.
Cutting System
This is the portion of the machine that actually cuts the material. The cutting system can consist of a variety of different types of blades or knives, depending on the type of material being cut and the desired width of the slit.
Rewinder
This is the portion of the machine that winds the cut material into smaller rolls.
Control Panel
This is the portion of the machine that allows the operator to control the speed of the unwinding and rewinding, as well as the width of the slit.
Safety Guards
These are in place to protect the operator from the moving parts of the machine.
What is the Scope of Application of the Metal Slitting Machine?
The materials that the slitting machine can be applied to include silicon steel sheets, aluminum strips, copper, stainless steel sheets, galvanized sheets and steel sheet,etc.
The most important application areas can be classified according to the industry:
- The type of paper used for slitting is a resident product in the current packaging equipment, which is common in the packaging market.
- Industries that are used for slitting leather, cloth, plastics and films, etc..
- Used for slitting metal coils, mainly used in steel processing plants, steel market operators, steel rolling manufacturers, electrical industry, automobiles and stamping parts, etc.
4 Steps on the Metal Slitter Machine Help Achieve Close Tolerances
Coil is moved to the uncoiler, set accordingly to slit the desired width, and then uncoiled by being fed into the machine length wise. As material is being fed through, it is simultaneously cut by the sharp circular upper and lower blades.
Quality checks are performed on the slitted material, and thin metal discs called separators are used to guide slitted material to the recoiler.
At the recoiler, the slit material is placed between the separator's upper and lower arms and then recoiled.
The cuts are taken, banded, and then stacked on skids, ready to be shrink wrapped, packaged, and shipped.
Reduce Metal Slitting Machine Downtime and Improve Machine Availability
We want our customers to get the very best performance from their installations, which is why we have developed various technologies for optimizing processes, increasing productivity, remotely monitoring installations and improving production quality.

Predictive Maintenance
Norder to increase the OEE (Overall Equipment Efficiency) and the availability of the machine, measurements are taken of various parameters that show a predictable trend in the life cycle of the machine and its components.

Management of Process Data
Analyzing production data in real time allows problems to be detected early so corrective action can be taken by operators to avoid machine downtime and defective parts.

Reduction of Production Consumption
Controlling the consumption of an installation allows you to assess the cost per part and to take measures to improve its energy efficiency.

Generation of Knowledge
Gathering data from the installation enables you to predict the machine's behavior and evaluate the influence of cross variables, in order to improve productivity and extend the life of the installation.
Daily Maintenance of Metal Slitting Machine
To do a good job in the daily maintenance and maintenance of the slitting machine, you must do the following 5 points:
The electrical parts should be cleaned and inspected regularly to eliminate hidden danger in time.
The use of the slitting machine is completed by the slitting machine and the cross cutting machine, so high-quality slitting knives and cross cutting knives should be used.
The daily maintenance of the slitting machine should be in place. The criterion is that it is smooth and clean in place to ensure that the sliding parts of the equipment are in good condition.
It is maintenance work. Regular and irregular inspections of rotating parts should be stopped (especially real-time monitoring of wearing parts). Implement regular adjustment, regular replacement, commutator and make detailed records in order to achieve the purpose of extending the service life of the equipment.
Improve the technical quality and level of the personnel who operate the slitting machine. The operation of the control part should be done by a special person, and no one should operate it without permission.
The Importance of Choosing the Right Steel Coil Slitting Machine Manufacturer




Reliability and Durability
One of the key aspects to consider when selecting a steel coil slitting machine manufacturer is the reliability and durability of their machines. Investing in a high-quality slitting machine that can withstand the demands of heavy-duty operations is crucial for long-term success. Look for manufacturers that have a reputation for producing robust and reliable machines that can handle different types of steel coils with ease. This will minimize downtime and maintenance costs, ultimately leading to increased productivity and profitability.
Advanced Technology and Innovation
Technology and innovation are constantly evolving, and the same applies to steel coil slitting machines. It is essential to choose a manufacturer that keeps up with the latest advancements in the industry. Advanced technology can significantly improve the efficiency and accuracy of the slitting process. Look for manufacturers that incorporate features such as automated controls, precise cutting mechanisms, and real-time monitoring systems. By investing in a machine that embraces innovation, you can stay ahead of the competition and meet the ever-changing demands of the market.
Customization and Flexibility
Every manufacturing operation has its unique requirements when it comes to steel coil slitting. Therefore, it is crucial to choose a manufacturer that offers customization options and flexibility. Look for manufacturers that can tailor their machines to suit specific coil widths, thicknesses, and material types. This level of customization ensures that you can achieve the desired slitting results while minimizing material waste and optimizing production efficiency.
Quality Control and Testing
When it comes to precision cutting, quality control is of utmost importance. A reputable steel coil slitting machine manufacturer should have stringent quality control measures in place. They should conduct thorough testing of their machines to ensure that they meet industry standards and deliver accurate and consistent cutting results. Choosing a manufacturer that prioritizes quality control will give you peace of mind knowing that your slitting machine will perform reliably and consistently.
After-Sales Support and Service
Even the most reliable and efficient machines may encounter issues or require maintenance over time. Therefore, it is crucial to choose a manufacturer that provides excellent after-sales support and service. Look for manufacturers that offer comprehensive warranties, readily available spare parts, and a responsive customer service team. This ensures that any potential downtime is minimized, and your operations can resume quickly, keeping productivity levels high.
Industry Experience and Reputation
Experience and reputation are vital factors to consider when selecting a steel coil slitting machine manufacturer. Look for manufacturers with years of experience in the industry and a proven track record of delivering high-quality machines. A manufacturer with a stellar reputation is more likely to provide reliable products and exceptional customer service. Take the time to research and read reviews from other customers to gauge the manufacturer's standing within the market.
Cost-Effectiveness and Return on Investment
While it is essential to invest in a high-quality slitting machine, cost-effectiveness should also be considered. Choose a manufacturer that offers competitive pricing without compromising on quality. Analyze the return on investment potential of the machine, considering factors such as increased productivity, reduced material waste, and energy efficiency. A well-balanced approach to cost and performance will ensure that you make a wise investment decision.
Global Reach and Distribution
If your manufacturing operations span multiple locations or if you have plans for expansion, it is beneficial to choose a manufacturer with a global reach and distribution network. This ensures that you can access their machines, spare parts, and support services easily, regardless of your geographical location. A manufacturer with a global presence is also more likely to have established a strong reputation and network of satisfied customers worldwide.
Environmental Considerations
As sustainability becomes increasingly important in the manufacturing industry, it is worth considering a steel coil slitting machine manufacturer that prioritizes environmental considerations. Look for manufacturers that incorporate energy-saving features, use eco-friendly materials, and have implemented sustainable manufacturing practices. By choosing an environmentally conscious manufacturer, you not only contribute to a greener future but also align your business with the expectations of environmentally conscious consumers.
Common Problem of Metal Slitting Machine
Q: What is the objective of the slitting machine?
Q: What is slitting line machine?
Q: What is a steel slitting machine?
Q: What are the defects of slitting?
Q: What are the defects of steel slitting?
Q: What material is used for slitting blades?
Q: What are the main parts of the slitting machine?
Q: What is the minimum slitting width?
Q: What is the use of slitting line?
Q: What is the function of slitting?
Q: What are the components of a slitting machine?
Q: What is a slitting line?
Uncoiling stock material: feeding the metal coil into the slitting line.
Shearing/slitting: cutting the metal coil into narrower strips or bands.
Re-coiling: winding the narrow strips back into coil form.
How does a slitter work?
Slitters use sets of circular knives to cut the coil along its length. These knives rotate on an arbour, with each cutting position creating a slit that narrows the steel's width. The process is highly efficient and cost effective for manufacturers to reduce material waste.
Q: What is the slitting process?
Q: How many types of slitting machines are there?
Q: What is the best tool to cut structural steel?
Q: What are the advantages of a slitting machine?
Q: What are the problems with coil slitting?
Q: What cutting tool is used for cutting hard steel?
Q: What is coil slitting used for?
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