Automatic Window Patchers
Our automatic window patching machines deliver high-speed, precise,
and fully automatic window patching for cardboard packaging.
Key Features
Engineered for precision, built for durability, designed for your productivity
High-Speed Performance
Max speed 36,000 sheets/hr (200m/min); continuous 32,000 sheets/hr (185m/min),
24h non-stop.
Seamless Integration
Compatible with folder gluers and downstream lines for end-to-end packaging automation.
Precision Engineering
Experience flawless window patching with our precisely calibrated machines.
Intelligent Setup
Digital settings with one-touch control for glue, film, and cutting parameters. No whistles or phase adjustment needed.
Long-Term Durability
Built to last with high-quality materials for long-term reliability.
Expert Support
Comprehensive technical support and training for optimal operation.
Our Machines
Model P Window Patcher
The Model P Series full servo window patchers are ideal for flat window and tissue box. They help cardboard packaging and folding carton manufacturers improve production efficiency.
Model Q Window Patcher
The Model Q Series full servo window patchers are ideal for creasing & V-cut. They help cardboard packaging and folding carton manufacturers improve production efficiency.
Model Y Window Patcher
The Model Y Series window patcher is an all-in-one multi-functional high speed window patching machine that combines flat window patching, V-cut corner and creasing window patching capabilities into a single unit.
Final Product Samples
Versatile window patching solutions for diverse industries
Cosmetic Packaging
Electronics Packaging
Cake & Bakery Boxes
Tissue Boxes
Toy Packaging
Installation Gallery
Why Partner with Fengchi?
15+ years of specialized experience in post-press machinery manufacturing
Proven Quality
Fengchi products are manufactured by skilled technicians with ISO9001 and CE certified quality management systems. Every machine undergoes rigorous testing before shipment.
Innovative Solutions
We work with you to find not just one, but the right solution for your packaging production – from stand-alone machines to complete turnkey production lines.
Global Support
With three offices worldwide and over 50 local agents, we provide responsive local support on a global level, including emergency field service visits when needed.
What Our Customers Say
Real feedback from packaging professionals worldwide
We run a high-mix schedule for cosmetics and toy boxes; this machine handles every window type we throw at it — thin films, reinforced patches, and tight registration jobs. The integrated registration capability guarantees die-cut alignment, which has significantly reduced rework and kept our line speed up. Robust build and great support made the integration seamless.
The Model Q has completely changed our approach to quality control. We’ve reduced our scrap rate by over 90% and our technicians can now focus on more complex tasks. It paid for itself in just 10 months!
My team loves how safe and easy it is to use. The window patching accuracy has eliminated our waste problems. We’re saving thousands annually on materials alone. Best investment we’ve made in years.
Trusted by Industry Leaders Worldwide
Our Technical Service
After Sales service begins with the arrival of the machinery at the customer’s factory.
To maximize investment whether a single machine or an entire line, the equipment needs to enter the existing production quickly and deliver its contribution. Fengchi offers a dedicated team of technicians that assemble, calibrate and commission the machinery.
Our engineers teach customer operators the machines function, calibration, available options, best practice and scheduled housekeeping.
Fengchi is always available to its customers if they have a problem, concern or malfunctionwith their machinery.
Frequently Asked Questions
What series of window patching machines does your company offer?
We offer three series of window patching machines designed to help cardboard packaging and folding carton manufacturers worldwide improve production efficiency. They are: the Model P Series full-servo window patching machines, which are ideal for flat windows and tissue boxes; the Model Q Series full-servo window patching machines, which are ideal for creasing and V-cutting; and the Model Y Series window patching machines, which are designed for versatility, speed, and precision.
What is the maximum production speed of the window patcher?
Up to 36,000 boxes/hour depending on the window patcher model and window styles.
What film types are supported?
PET, PVC, and other films.
Can the machine handle multiple box sizes?
Yes, adjustable settings for width, length, and film.
How easy is changeover?
Touchscreen presets reduce changeover time significantly; exact time depends on operator training and job complexity.
What warranty/support?
Standard 12-month warranty; global spare parts and service available.
Delivery & lead time?
Typical lead time: 10–30 days (confirm per order). The specific delivery time depends on the product and the order quantity.
Will you supply for OEM orders?
Yes, we can customize the production machine according to your requirements.
Ready to Upgrade Your Window Patching Process?
Get a customized solution for your cardboard packaging needs.