Product Description
The 2 Color Valve Bag Slitter Printer is a specialized, integrated solution for the high-efficiency production of valve bags used in the chemical and building materials sectors. As a National-level "Specialized, Refined, Special, and New" Enterprise, we have developed this machine to combine the printing and slitting processes into a single, high-speed operation (150 m/min). This integration not only saves valuable floor space but also significantly reduces the labor costs and material handling time associated with two separate machines. The 2 Color Valve Bag Slitter Printer is built on a heavy-duty frame to ensure clean, precise slitting and crisp 2-color printing, meeting the rigorous standards of the industrial packaging industry.
Innovation is at the heart of our factory's 20-year history. The 2 Color Valve Bag Slitter Printer features a customizable slitting width and an optional valve patch unit, allowing you to tailor the production line to your specific bag designs. This project incorporates technologies that have been recognized as "New Industrial Products" in Zhejiang Province, providing a level of reliability and technical prowess that is unmatched in the domestic industry. By choosing our integrated slitting and printing technology, agents can offer their clients a "one-stop" production solution that is backed by our ISO 9001 certified manufacturing and extensive patent portfolio.

Specifications
| Max. Speed |
150 m/min |
| Register Accuracy |
±0.2 mm |
| Print Colors |
2 to 4 colors |
| Slitting Width |
Customizable |
| Substrate |
PP/PE woven fabric, paper-plastic |
| Features |
Printing + slitting in one line |
| Valve Patch |
Optional |
Application Area
This specialized machine is the core of:
● Cement & Mortar Bags: High-speed production of printed and slit valve bags for the construction industry.
● Chemical Sacks: Producing multi-color printed valve bags for resins, pellets, and other chemical raw materials.
● Agricultural Packaging: Efficient manufacturing of valve bags for fertilizers and animal feed.
Factory Strength & Expertise
We hold 5 invention patents and 30 utility model patents, many of which are directly related to the integration of printing and slitting processes. The 2 Color Valve Bag Slitter Printer is a result of our dedication to "Science and Technology Innovation," and it has been appraised at the provincial level for its advanced performance. Our factory serves as a strategic supplier to numerous globally renowned packaging firms.
Packaging & Shipping
To protect the precision slitting blades and printing units, we use specialized internal bracing and moisture-proof wrapping. The machine is shipped in reinforced wooden crates from our Wenzhou facility. We provide full logistics support and detailed installation guides to ensure a seamless integration into your production line.
FAQ
Q1: Can I print more than 2 colors?
A1: While the standard model is 2-color, we offer customizable configurations for up to 4 colors depending on your graphic requirements.
Q2: What is a valve patch?
A2: It is an optional unit that applies a reinforcement patch to the valve opening of the bag, which is essential for certain high-strength industrial applications.
Q3: Is the slitting width easy to adjust?
A3: Yes, the slitting blades can be repositioned easily on the shaft to accommodate different bag widths.
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