The Roll Sheet Cutting Machine is used to cut continuous coils into single sheets of specified length. Different processing plans can be formulated according to the type of specific processed materials.
Size: 17(L)×3.9(W)×2.35(H)m
Customizable: Support width and configuration customizable
Delivery time: 50 working days
Size: 5.5(L)*1.87(W)*1.85(H)m
Customizable: Support width and configuration customizable
Delivery time: 50 working days
Cross cutting machine size: 14000(L)*2000(W)*1500(H)mm
Auto packaging machine size: 4530(L)×3050(W)×1450(H)mm
Customizable: Support width and configuration customizable
Delivery time：50 working days
Size: 6.0(L)*1.9(W)*1.4(H)m
Customizable: Support width and configuration customizable
Delivery time: 50 working days
Size: 0.4(L)×1.7(W)×1.5(L)m
Customizable: Support width and configuration customizable
Delivery time: 35 working days
FAQ about the Roll Sheet Cutting Machine
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The 2023 labelexpo Asia show we participated in in December was a complete success.
I am very happy that many customers from Russia, the Middle East, and Southeast Asia are very interested in our printing machines, slitting machines, and die cutting machines.
There are also customers who place orders directly after discuss with us about machine details in exhibition. Thank you for all the customer trust and support. We will continue to update, bring better machines and services to our customers.
In the high-stakes, fast-paced world of packaging and label production, precision, speed, and adaptability aren't just desired—they are demanded. At the heart of this dynamic industry lies a workhorse technology that has continually evolved to meet these challenges: the Flexo Printing Machine. Modern flexographic printing has shed its old skin, transforming into a sophisticated process capable of producing stunning, high-definition graphics on almost any substrate imaginable. For printers seeking to expand their capabilities and capture new markets, investing in the right flexo printing equipment is the most critical decision they will make. This isn't just about putting ink on film or corrugated board; it's about achieving operational excellence, reducing waste, and delivering breathtaking quality that wins clients. Leading this charge is RUITING, a brand synonymous with engineering precision, innovative technology, and a deep commitment to empowering printers worldwide with best-in-class flexo printer solutions.
The contemporary Flexo Printing Machine is a marvel of engineering, a far cry from its simpler predecessors. The dramatic improvement in print quality and operational efficiency is driven by several key technological advancements that have become industry standards.
Imagine a machine that self-corrects in real-time. A state-of-the-art RUITING Flexo Printing Machine integrates automated closed-loop color control systems. Using advanced vision systems, it constantly scans the printed web, comparing it to the digital proof and making micro-adjustments to ink density to ensure color consistency from the first meter to the ten-thousandth. This eliminates costly waste and manual intervention. Furthermore, the adoption of servo-driven technology has been a game-changer. Unlike traditional gear-driven systems, a servo-driven flexo press offers unparalleled register accuracy, allowing for incredibly precise graphics and die-cutting. This is crucial for complex labels and premium packaging where a misalignment of even a fraction of a millimeter is unacceptable. RUITING engineers have perfected these systems, ensuring their machines deliver the precise color registration and sharp detail that today's brands require, making them a top choice for a high-speed flexo printing machine.
The true power of a Flexo Printing Machine lies in its remarkable versatility. This is not a one-trick pony; it's a highly adaptable platform capable of handling a vast array of jobs across multiple sectors. This flexibility is a significant driver for printers looking to diversify their service offerings and revenue streams.
Consider a typical day for a printer running a RUITING press. In the morning, the press could be running a long, high-speed job printing crisp, photorealistic graphics on thin, flexible food packaging film. During a quick lunchbreak changeover, facilitated by the press's modular design and quick-release mechanisms, the same machine is reconfigured. By the afternoon, it is effortlessly printing bold, vibrant colors on thicker, more abrasive corrugated cardboard for shipping boxes. This ability to handle diverse substrates—from films, foils, and papers to non-wovens and corrugated board—with minimal downtime is what makes a flexo printing press such a valuable asset. RUITING excels in providing this versatile flexo printing solution, offering customizable deck configurations, drying systems, and web handling options to create a machine tailored for specific applications, whether it's flexo printing for labels or flexo printing for flexible packaging.
Choosing a Flexo Printing Machine is a substantial capital investment, and the choice of manufacturer is as important as the technology itself. This is where RUITING separates itself from the competition. Our philosophy is built on a foundation of robust engineering, relentless innovation, and, most importantly, a partnership-based approach with our clients.
A RUITING Flexo Printing Machine is designed for performance and longevity. Key components like the central impression cylinder are manufactured to micron-level tolerances to ensure perfect impression and pressure settings across the entire web width. Our patented chamber doctor blade systems ensure precise ink application, reducing consumption and minimizing maintenance. But our support goes beyond hardware. We understand that every print shop has unique goals. Our team of experts works directly with you to provide a customized flexo press solution. This could mean tailoring the press width, number of printing stations, or adding specific value-added units like lamination or sheeting. From comprehensive installation and training to a responsive global spare parts and service network, RUITING is committed to being your reliable flexo machine partner for the long haul, ensuring your investment delivers maximum productivity and return.
The packaging world is evolving rapidly, with trends like shorter run lengths, faster turnaround times, and increased demand for sustainable practices shaping the future. A modern, agile Flexo Printing Machine from a forward-thinking leader like RUITING is your key to not just adapting to these changes, but thriving because of them.
Ready to see how the precision, versatility, and reliability of a RUITING flexo press can transform your business?
Flexographic printing plates, often referred to as flexo plates, are a critical component in the flexographic printing process, a popular method used to print on a wide range of substrates such as paper, plastic, metal foil, and non-wovens. These plates are flexible, relief-style printing elements that transfer ink onto the target material, enabling high-speed, high-quality printing for various applications including packaging, labels, and newspapers.
The operation of flexographic printing plates is rooted in the relief printing principle, where the image area of the plate is raised above the non-image area. The process unfolds in several key steps:
1. Ink Application: First, ink is supplied to anilox rolls, which are cylindrical rollers with tiny, evenly spaced cells engraved on their surface. These cells act as reservoirs, holding a precise amount of ink. The anilox roll rotates and picks up ink from the ink fountain, and a doctor blade scrapes off excess ink to ensure only the cells are filled with the correct ink volume.
2. Ink Transfer to Plate: The ink-laden anilox roll then comes into contact with the flexographic printing plate, which is mounted on a plate cylinder. The raised image areas of the plate pick up the ink from the anilox roll's cells, while the non-image (recessed) areas do not receive ink.
3. Image Transfer to Substrate: As the substrate (e.g., a roll of plastic film) moves through the press, it passes between the plate cylinder and an impression cylinder. The impression cylinder applies pressure to the substrate, pressing it against the inked flexo plate. This pressure causes the ink on the raised image areas of the plate to transfer onto the substrate, creating the desired printed image.
Flexographic printing plates possess several distinct characteristics that make them suitable for diverse printing needs:
Flexibility: Their flexible nature allows them to conform to the shape of various substrates, including uneven or textured surfaces. This flexibility is particularly advantageous when printing on curved or cylindrical objects, as well as on stretchable materials like plastic films.
Relief Structure: The raised image areas ensure efficient ink transfer, even at high printing speeds. This relief design also minimizes ink smudging, as the non-image areas do not come into contact with the substrate or ink sources.
High Resolution and Detail: Modern flexo plates, especially those made from photopolymer materials, can achieve high levels of resolution and fine detail. This makes them suitable for printing intricate designs, small text, and vibrant graphics, meeting the demanding quality standards of packaging and label industries.
Durability and Longevity: Flexo plates are resistant to wear and tear, chemicals, and UV radiation. Depending on the material and printing conditions, they can withstand thousands to millions of impressions before needing replacement, ensuring cost-effectiveness for large print runs.
Compatibility with Multiple Inks: They work well with a variety of ink types, including water-based, solvent-based, and UV-curable inks. This versatility allows printers to choose the most appropriate ink for the substrate and application, such as water-based inks for eco-friendly packaging.
1. Prepress:
This stage involves all the digital preparation of the artwork. The design file is processed to separate colors and, most importantly, to compensate for the natural tendency of the flexible plate to distort during printing. Techniques like screening and profiling are used to ensure the final print matches the digital proof. The final approved artwork is output onto a high-resolution negative film (for analog) or directly imaged using a laser.
2. Platemaking:
Exposure: A sheet of light-sensitive photopolymer is placed in a platemaking system. A UV light source shines through the negative film (or a laser directly ablates a black layer in digital systems), hardening the image areas of the polymer. The non-image areas remain soft and unhardened.
Washing Out (Development): The plate is then placed in a processor where a solvent or water-based solution washes away the unhardened, non-image polymer, revealing the raised relief image.
Drying: The plate is dried in a warm air oven to remove any residual solvent or moisture and to shrink it back to its original size.
Post-Exposure and Finishing: The plate is exposed to UV light again to fully harden and cure the polymer, making it tough and durable. Finally, a final UV exposure eliminates tackiness on the plate's surface, ensuring smooth ink release.
3. Press Set Up:
Once the plates are ready, they are sent to the pressroom. An operator mounts each plate onto its respective plate cylinder, ensuring it is perfectly aligned according to registration marks. This setup process is aided by advanced camera systems that read these marks to ensure each color is perfectly aligned with the next—a critical step for a high-quality, sharp print.
When you are looking to expand your printing capacity, speak to Rui Ting about the right flexo printing press for you. Expect high quality and consistency, as these two go hand in hand with all the products we offer. Consider what type of printing needs your customers have and then select a press specification that suits your requirements. Flexo remains the leading technology employed in the mass production of printed images. For cost effectiveness and reliability, it is still to be unsurpassed.
RUITING's Flexo Printing Machine has strong compatibility and can print a variety of paper materials. It is the preferred equipment in the packaging and printing industry.
Imported servo motor drive, the fastest speed can reach 150 meters/minute.
Auto color register system with color sensors, make print sample more accuracy.
UV curing technology, can print various of different materials, like plastic film, PP, PVC, Bopp films, aluminum foil, etc.
Flexographic printing plates are the dynamic and versatile heart of the flexo process. Their evolution, particularly with digital platemaking, has dramatically increased print quality, making flexography the dominant force in packaging printing today. When paired with precision-engineered machinery from manufacturers like ruting, these plates enable the production of vibrant, efficient, and high-quality packaging that fills our store shelves every day.
Achieving consistently close tolerances in slitting operations – whether for metal foils, plastic films, paper, or nonwovens – is critical for product quality, downstream processing, and customer satisfaction. Minute variations in slit width, edge quality, or camber become major defects when specifications are tight. Success hinges on meticulous attention to five core operational pillars: Setup, Tension, Knives, Handling, and Maintenance.
Machine Alignment: Before any material runs, verify critical alignments. This includes the arbor (ensuring cores run true), the slitter shaft (parallelism to the unwind/rewind), and the entire sliitting machine base. Laser alignment tools are invaluable for precision.
Core Selection & Mounting: Use cores that are perfectly round, straight, and of the correct inner diameter for the shaft. Ensure cores are mounted securely without slippage or distortion. Concentricity errors here propagate through the entire slit.
Knife Positioning (Slitting Head Setup): Precisely set the slit width according to the work order. Use calibrated gauges or the machine's digital readout (if available and verified). Double-check settings before starting. Ensure all knives are locked securely in their positions.
Web Guiding: Set initial guide positions to center the web accurately before it enters the slitting zone. This prevents uneven tension and biased cutting.
Program Verification: If using programmable settings (tension profiles, speeds), ensure the correct program is loaded and parameters match the job requirements.
Consistency is King: Fluctuating tension is the enemy of tolerance. Maintain uniform tension from unwind, through the slitting zone, to rewind. Even small variations cause width changes, telescoping, edge waves, and camber.
Zone Control: Modern slitters have independent tension zones (unwind, slitting, rewind). Calibrate load cells and dancers regularly. Set appropriate tension levels for the material – too low causes slippage and poor tracking; too high stretches the material and distorts edges.
Taper Tension (Rewind): Essential for building a stable, telescopefree roll, especially with compressible materials. Apply higher tension at the core, gradually reducing it as the roll diameter increases. Improper taper causes edge damage, starring, or loose wraps affecting slit width consistency.
Material Awareness: Different materials (thin film vs. thick steel) require vastly different tension strategies. Understand your material's modulus of elasticity and yield strength.
Sharpness: Dull knives crush, tear, or burr material instead of cleanly shearing or scoring it, instantly ruining edge quality and dimensional tolerance. Implement a strict sharpening/replacement schedule based on material abrasiveness and run lengths.
Correct Knife Type: Select the right knife for the material and slit type:
Razor Slitting: Ideal for films, papers. Angle affects cut initiation and debris generation.
Shear (Rotary) Slitting: Mandatory for thicker/fibrous materials. Involves precise clearance and overlap between upper and lower knives.
Crush Cut: Less precise, generally not for close tolerances.
Angle Optimization:
Razor: Adjust the blade angle relative to the web. A steeper angle often provides a cleaner cut on films but may wear faster. Find the optimal balance.
Shear: Clearance (gap between upper and lower knife edges) and Overlap (radial depth of cut engagement) are critical. Refer to manufacturer charts but fine-tune for specific material. Too little clearance causes excessive force and burrs; too much causes ragged edges. Incorrect overlap affects cut quality and knife life.
Parallelism & Runout: Knife holders and arbors must be true. Minimal radial runout on rotary knives is essential to prevent "chatter" marks and inconsistent edge quality.
Controlled Environment: Minimize drafts, temperature swings, and humidity fluctuations, especially for hygroscopic materials (paper, some films) which can dimensionally change.
Splice Integrity: Use strong, low-profile splices. A failing splice or a thick splice can jam, cause tension spikes, and ruin slit edges as it passes through knives.
Edge Guidance: Maintain the web perfectly centered through the slitting zone using active web guides. Off-center webs lead to uneven slit widths and poor edge quality on the outer strips.
Roll Handling: Use proper equipment (cranes, shaft lifters) to load/unload rolls. Avoid impacts or dropping cores/rolls, which can damage cores and affect mounting concentricity. Handle slit rolls carefully to prevent edge damage or deformation.
Debris Management: Keep the slitting zone clean. Accumulated debris (especially with shear slitting) can deflect the web, interfere with knives, or get embedded in rolls.
Preventive Schedule: Adhere rigorously to the manufacturer's PM schedule. This isn't just lubrication; it includes checking alignments, bearing conditions, belt tensions, gear wear, and pneumatic/hydraulic systems.
Lubrication: Use the correct lubricants in the specified amounts at the required intervals. Over- or under-lubrication causes wear and vibration.
Component Wear Inspection: Regularly inspect critical components: bearings, shafts, gears, couplings, brakes, clutches, dancers, and guide sensors. Worn components introduce vibration, slippage, and misalignment – all tolerance killers.
Calibration: Periodically calibrate tension sensors, load cells, pressure gauges, and any digital positioning systems. Relying on uncalibrated instruments guarantees drift.
Cleanliness: A clean machine runs better and allows for easier inspection. Remove dust, grease, and debris buildup, especially near bearings, guides, and sensors.
Attaining and holding close tolerances on a slitter isn’t a single magic setting but a holistic discipline. It requires focus on Proper Setup, Tension Control, precise Knife Angles, careful Material Handling, and consistent Maintenance—turning it from a simple cutter to a precision tool for strict-spec, high-quality slits. It’s a continuous cycle of monitoring, adjustment and refinement.
Q: What if slitting tolerances are outside the specified range?
A: Check machine setup (knife/roller alignment, tension), material feeding/quality. Inspect knives for dullness/damage; recalibrate or adjust angles if needed.
Q: How to determine appropriate tension for different materials?
A: Refer to material specs and machine manual for ranges. Test different settings to find optimal tension (clean cuts without stretching/deformation).
Q: How often to sharpen slitting knives?
A: Depends on material, machine speed, and knife hardness. Sharpen when cut quality drops (burrs, unevenness). High-volume production may require daily/weekly sharpening; track cut counts for scheduling.
Q: What causes material wrinkling during slitting?
A: Uneven tension, misaligned guide rollers, or pre-existing material defects. Check tension consistency, adjust rollers, or flatten material before feeding (use straightening devices if needed).
Q: How to maintain machine calibration?
A: Follow manual procedures (use reference materials, adjust instruments/systems). Calibrate at least annually; more frequently for heavy use or environmental changes.
That triumphant feeling of peeling off a price tag or product label is often short-lived. Left behind is the dreaded sticky residue – a gummy, stubborn mess that seems impossible to remove. Don't despair! Whether it's on glass, plastic, ceramic, or metal, conquering sticky labels is possible with the right approach. Here’s your battle plan:
1. Patience is Key: Rushing usually leads to scratches or spreading the glue.
2. Test First: Always test your chosen method on a small, inconspicuous area first to ensure it doesn't damage the surface (paint, finish, etc.).
3. Start Gentle: Begin with the mildest method and escalate only if needed.
4. Work the Edges: Lift a corner and work slowly, ideally peeling the label and residue off together.
How-To: If the label is relatively new, try slowly peeling it back at a very low angle (almost parallel to the surface), applying gentle, steady pressure. Heat from your fingers can sometimes help soften the glue slightly.
Best For: Easily accessible, not overly stubborn labels on smooth surfaces.
How-To: Set your hair dryer to medium heat or a heat gun to low (keep it moving constantly!). Warm the label for 30-60 seconds, focusing on the edges. The heat softens the adhesive. Carefully lift a corner with a fingernail or plastic scraper and peel slowly while warm.
Best For: Plastic containers, glass jars, metal. Avoid on thin plastic (can warp), painted surfaces (can damage paint), or sensitive electronics. Keep heat away from flammable materials!
How-To: Apply a generous amount of oil (or oil-based food) directly onto the sticky residue. Let it soak for 15 minutes to several hours. The oil breaks down the adhesive bond. Wipe away the residue with a cloth or paper towel. Clean the surface thoroughly with soapy water afterward to remove oily film.
Best For: Glass, ceramic, metal, some plastics. Test on plastics first, as oil can sometimes stain or cloud certain types. Avoid porous surfaces like untreated wood.
How-To: Dampen a cloth or cotton ball with rubbing alcohol. Rub firmly over the sticky residue. The alcohol dissolves many types of adhesive. Wipe clean with a damp cloth. May require a few applications.
Best For: Glass, metal, most hard plastics, countertops. Test first! Can damage some plastics (causing cloudiness or crazing), varnished wood, painted surfaces, or certain finishes. Use in a well-ventilated area.
How-To: Follow the product instructions carefully. Apply a small amount to the residue, let it sit for the recommended time, then wipe away with a cloth. Often very effective.
Best For: Tough residue on glass, metal, many plastics. ALWAYS test on an inconspicuous spot first! Can be harsh on some surfaces. Use in a well-ventilated area. Clean the surface thoroughly with soapy water afterward.
How-To: Soak a cloth in undiluted white vinegar and lay it over the residue for 10-15 minutes. Rub the area. Vinegar's acidity can help break down some adhesives. Rinse well.
Best For: Glass, some plastics. Less potent than other methods but gentler.
How-To: Make a paste with baking soda and a little water or cooking oil. Apply to the residue, let it sit for 5-10 minutes, then gently scrub with an old toothbrush or cloth. Wipe clean.
Best For: Surfaces where gentle abrasion is acceptable (glass, ceramic, some metals). Helps lift residue dissolved by oil.
While removal techniques are valuable, the best experience starts with the label itself. High-quality labels applied correctly leave minimal residue. This is where manufacturing precision makes a huge difference.
A Label Die Cutting Machine plays a crucial role. This specialized machine doesn't just cut the label shape; it precisely controls the depth of the cut. Optimal die cutting ensures the label's adhesive layer is cleanly cut through without cutting into the backing paper too deeply. Why does this matter?
Cleaner Release: Precise cutting allows the label to peel cleanly off its backing.
Less "Ooze": Prevents adhesive from bleeding excessively around the edges of the label during application.
Easier Application: Labels come off the backing smoothly.
Easier Removal: Labels designed and cut with removal in mind, combined with adhesives formulated for clean release (like removable adhesives), significantly reduce the sticky residue left behind.
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