Who We Are?
JIAHAO a premier slitting rewinder equipment manufacturer
Since its establishment in 2013, JIAHAO has emerged and continuously maintained a leading position in the field of Slitter Rewinder equipment manufacturing.
We own a modern 11,000 square meter production facility, where 120 dedicated and professional staff are gathered. From raw material processing to finished product assembly, every step strictly adheres to a rigorous in-process inspection and final inspection quality control mechanism, guaranteeing that each Slitter Rewinder device reaches the highest quality standards.
If you are seeking a trustworthy Slitter Rewinder manufacturer, JIAHAO is without a doubt your ideal option.
Slitting. Rewinder. Accessories.
Paper Materials
- Coated Paper
- Paper Board
- Kraft Paper
Paper slitter rewinder machines are designed to accommodate a diverse range of roll sizes. Whether it’s small rolls or large ones with a diameter of up to 2500mm, these machines can handle them all.
Flexible Films & Packaging
- Labels
- Flexible Films & Packaging
- Pharmaceutical Packaging
Our Slitting machines offer outstanding performance when it comes to processing labels, films, and liner-less paper rolls. Our rewind diameters span from 250mm to 1500mm, which can handle a diverse range of materials.
Non Wovens
- Spunlace
- Spunbond Fabric
The Non Woven Slitting Machine features an auxiliary belt-assisted unwinding system. This system allows for precise regulation of material tension, thereby efficiently avoiding overstretching and guaranteeing stability throughout the transportation process.
Metal Foils
- Aluminum Foils
- Copper foils
Our machinery focuses on Foil Slitting Machines designed specifically for printed electronics. It is also applicable to copper and aluminum foils utilized in battery applications. Our slitter rewinder is capable of achieving highly precise conversion of copper foil, which is crucial for both printed circuit boards and the battery industry.
Explore Our Slitting Rewinder Product Range
Designed for precision cutting and efficient rewinding, our machines handle diverse materials foil, film, nonwoven fabrics, paper, and more. Built with advanced automation, durable components, and industry focused innovations, each solution ensures seamless production for packaging, medical, and industrial applications. Discover the ideal match for your material needs.
QFJ-A400 Series
QFJ-A500 Series
QFJ-B200 Series
QFJ-C500 Series
Our Machines Know Your Need
Cutting Precision
Unparalleled Cutting Precision
Our slitting machines achieve remarkable ±1mm accuracy in both width and length cutting. This is made possible by advanced technologies and meticulous engineering designs. The precise cuts guarantee the highest quality of end products, whether dealing with thin films or thick laminates, enabling consistent and excellent production for diverse applications.
High-Speed
High-Speed Cutting without Compromise
With an impressive cutting speed of up to 500m/min, our Slitter & Rewinder machines offer rapid production capabilities. Understanding the significance of productivity in a competitive market, they maintain the integrity of cuts even at high speeds. This allows for large volumes of materials to be processed swiftly, effectively reducing production cycles and significantly increasing output, leading to enhanced efficiency and profitability.
Automation
Intuitive Control and Automation for Efficiency
Our Slitter & Rewinder’s 7 inch color touchscreen control panel is user friendly. Easily set cutting/rewinding parameters like speed, tension, blade gap. Its automation, such as 0.01mm precise Automatic Blade Gap Adjustment and Programmable Sequences (store 50 programs), cuts human errors, boosts productivity 30% over manual, optimizing production for higher yields.
Long-Term Performance
Durable Blades for Long-Term Performance
The core of our Slitter & Rewinder machines lies in their high-quality blades. Constructed from premium materials with a hardness rating of HRC 60 – 62 and precisely crafted, these blades possess outstanding durability and sharpness. They can sustain optimal cutting performance for over 100,000 cutting cycles. Additionally, the easy blade replacement and adjustment mechanisms, with a replacement time of less than 30 minutes, ensure convenient maintenance and consistent cutting performance over an extended period.
BECOME OUR PARTNER
6 Reasons You Want to Choose Us
Professional Team
Our team has about 10 years of experience in slitting and related fields and is well-known in the industry. It has a solid technical foundation, innovation ability and holds ISO9001:2000 international quality system certification by CE and SIRA. We provide professional and reliable services.
Prompt Communication
Our professional installation team offers 24-hour online service. Wherever you are, if you have questions during installation, one communication and they'll respond promptly. With real-time video and remote data analysis, we ensure a smooth installation.
Technical Training
After the slitting machine is installed, a 3-day comprehensive operation training starts. It includes theory, practice, fault simulation and elimination. Taught by experienced experts, it makes your team proficient in machine operation and maintenance for efficient production.
Brand Components
We choose globally known electrical and hydraulic components, mainly from Japan and Taiwan. These components have excellent performance and a global supply chain. When a part fails, you can get a replacement locally and resume operation fast, reducing downtime impact.
Spare Parts Supporting
Each slitting machine has an emergency spare parts kit with replacement. In case of sudden failure, no need to worry about long procurement or high costs. The kit can be used immediately and our global network will supply parts quickly to maintain production.
Warranty
All slitting machine products have a 12-month warranty. During this period, we're responsible for any quality issues, providing free repair and replacement. This gives you confidence in the product and secures your investment.
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FAQ
What is slitting and rewinding?
Slitting is the process of cutting a wide roll of material into narrower rolls, while rewinding is the subsequent step of winding these narrower strips onto separate cores. It’s crucial for industries like packaging, printing, and textiles to obtain materials in specific widths for further processing or end-use.
Why is precision important in slitting and rewinding?
Precision ensures that the final slit rolls meet the exact width requirements, minimizing material waste. In applications such as electronics manufacturing where components are cut from narrow strips, even a slight deviation can lead to defective products. High precision also guarantees consistent roll quality, essential for smooth downstream operations like laminating or packaging.
What types of slitting machines are available?
There are rotary slitting machines, which use circular blades rotating at high speeds for efficient cutting, suitable for high-volume production of materials like plastic films. Razor slitting machines, on the other hand, employ sharp razor blades and are ideal for thinner, more delicate materials where a clean, precise cut is needed without deforming the material, such as certain types of paper or foils.
How do I maintain my slitting and rewinding equipment?
Regularly clean the machine to remove debris and dust that can accumulate on blades and rollers, affecting performance. Lubricate moving parts, such as bearings and shafts, according to the manufacturer’s schedule. Check blade sharpness frequently and replace them when dull to ensure clean cuts. Also, calibrate tension control systems periodically to maintain proper material tension during the process.
Can the slitting and rewinding process handle different thicknesses of materials?
Most modern equipment can handle a wide range of thicknesses. However, adjustments are necessary. Thicker materials may require stronger blade pressure and more robust machine settings, while thinner materials demand finer blade adjustments and gentler tension control to prevent tearing or wrinkling. For example, a machine set up for thick cardboard may need to be reconfigured for thin plastic sheets.
Are there specific materials that are difficult to slit and rewind?
Materials with high elasticity, like certain rubber compounds, can be challenging as they tend to rebound and distort during the process. Fibrous materials, such as some non-woven fabrics, may cause blade clogging if not properly managed. Additionally, materials with a sticky surface, like adhesive tapes, need special blade coatings or cooling systems to prevent adhesion and ensure smooth slitting.
How can I ensure consistent slit width throughout the roll?
Use high-quality, precision blades and regularly check for any signs of wear or damage. Implement an automated width measurement system that continuously monitors the slit width during the process. If deviations are detected, the machine can be programmed to make immediate adjustments. Also, maintain a stable material feed speed and tension, as fluctuations can cause width variations.
What quality issues should I watch out for during rewinding?
Look for issues like roll telescoping, where the edges of the wound material become uneven, causing the roll to bulge or have a conical shape. This can be due to improper tension balance between layers. Wrinkles or creases in the wound material are another concern, often resulting from incorrect tension settings or a misaligned winding path. Air pockets trapped between layers can also occur if the winding speed is too high, affecting roll density and stability.
What safety precautions should be taken when operating slitting and rewinding equipment?
Always wear appropriate personal protective equipment, including safety glasses, gloves, and ear protection if the machine is noisy. Keep hands and loose clothing away from moving parts, especially the blade area. Install safety guards around the slitting section and ensure they are in proper working condition. Provide clear emergency stop buttons within easy reach and train operators on emergency procedures.
How often should safety inspections be conducted?
Safety inspections should be carried out daily before starting the machine to check for any visible damage or loose parts. A more comprehensive inspection, including checking electrical systems, mechanical integrity, and safety interlocks, should be done weekly. Additionally, an annual inspection by a professional technician is recommended to ensure compliance with safety standards and to identify any potential long-term issues that might not be apparent during routine checks.
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