Window Patchers
Servo-driven window patchers from 9,000 to 36,000 sheets/hour with ±0.5-1.0 mm accuracy for tissue, cosmetic, bakery, toy and electronics packaging.
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Key Features
Three product series can handle all window patchging tasks for folding cartons.
Up to 36,000 sheets/hour
Flat window patching output for high-volume folding carton plants.
±0.5 mm registration
Servo registration for premium window patches.
Flat + V-cut + creasing
Model Y combines three functions in one compact line.
PET/PVC film support
Handles film thickness from 0.03 to 0.25 mm.
Wide material range
Cardboard 200-2000 g/m² and corrugated board up to 4 mm.
Digital one-touch setup
Glue, film and cutting parameters set without phase adjustment.
Choose Your Window Patcher
Specialized machines for every packaging requirement.
Model P Window Patcher
- Up to 36,000 sheets/hr · ±1.0mm
Ideal for tissue boxes, bakery boxes, and standard retail packaging.
- High-speed flat patching
- Simple operation & maintenance
- Cost-effective entry point
Model Q Window Patcher
- Up to 9,000 sheets/hr · ±0.5mm
For luxury cosmetic boxes, toy packaging, and complex die-cuts.
- Integrated creasing & V-cut
- Perfect for rigid boxes
- High-precision registration
Model Y Window Patcher
- Up to 36,000 sheets/hr · ±0.5mm
The ultimate versatility: Flat window + V-cut + Creasing in one machine.
- 3-in-1 functionality
- Maximize floor space ROI
- Handle diverse SKUs
See It in Action
Exported Worldwide
Installed and commissioned with on-site engineer support worldwide.
Why Partner with FENGCHI?
15+ years of specialized experience in post-press machinery manufacturing
Quality Assured
Manufactured by skilled technicians. ISO9001 certified quality management system. CE certified products ensuring international compliance.
Innovative Solutions
We find the right solution for your packaging production—from stand-alone machines to fully integrated turnkey systems. Customization is our strength.
Global Support
11 service and support centers worldwide with around 50 sales agents. Local support on a global level. Direct technical support and parts department.
Trusted by Industry Leaders Worldwide
Cosmetic Packaging
Electronics Packaging
Bakery & Food Boxes
Tissue Boxes
Toy Packaging
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.”
Global Service and Support
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 has a team of professional technicians dedicated to equipment installation and commissioning.
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 malfunction with their machinery.
Frequently Asked Questions
What series of window patching machines does Fengchi offer?
We offer three series: Model P (ideal for flat window and tissue boxes), Model Q (with creasing and V-cut for premium boxes), and Model Y (all-in-one multi-functional machine combining flat window, V-cut, and creasing).
What is the maximum production speed?
Up to 36,000 sheets per hour maximum mechanical speed. Sustained production speed is 32,000 sheets/hr for continuous 24-hour operation — 40% faster than the industry average.
How about warranty?
Warranty period: 12 months from the shipping date of machine. Warranty will be not valid if machine subject to misuse or accidental damage or operator’s error. During the valid time, we will supply spare parts. If you have any other questions, pls contact us and we will reply you through product’s photos and videos to make every detail clear. We also provide all lifetime warranty with paid service.
What is the delivery lead time?
Our delivery time is 10-30 working days after receiving full payment or deposit. The specific delivery time depends on the product and the order quantity.
Can the machine handle small batch orders?
Yes. Touchscreen HMI lets operators switch between saved jobs instantly — perfect for factories with diverse, small-batch orders.
Do you provide installation and training?
Yes. Our engineers provide on-site installation, commissioning, and operator training. We also offer remote video training and 24/7 technical support via WhatsApp and email.
What film types are compatible?
Our machines are compatible with PET and PVC films.. Film thickness range: 0.03–0.25mm. Custom film specifications can be accommodated. Contact our engineers for your specific film requirement.
Can you customize machine specifications?
Yes. We offer OEM/ODM services and can customize machine width, speed, and features to meet your specific production requirements and material needs. Our R&D team works closely with customers to develop tailored window patching solutions for unique applications.
Ready to Boost Your Productivity?
Contact our team to discuss your window patching needs and find the ideal model.