Four Tunnels Four-Side-Seal Flow Pack Machine

Four-tunnel design for simultaneous high-speed packaging with airtight four-side sealing for large-scale production demands.

Four Tunnels Four-Side-Seal Flow Pack Machines for Sale

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Standard Features for Optimized Packaging Performance

All-in-One Packaging

Performs bag making, product filling, batch printing, sealing, tearing notch, cutting, and finished product conveying—all in a single, seamless process.

Save Time & Film

Powered by three servo motors and Panasonic PLC control, the machine auto-adjusts bag length, eliminating empty runs, reducing film waste, and improving efficiency.

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Automatic Sensing Efficiency

Auto-detection of material length enables product packaging to start automatically when materials are available, pausing operation when not, saving resources.

Enhanced Cutting Accuracy

Digitalized color-mark tracking ensures pinpoint cutting and sealing accuracy, improving the appearance and consistency of packaged products.

Why Choose BOFO

Ranked among China’s top 10 packaging machine suppliers, BOFO is your trusted partner for innovative packaging solutions. Having more than 22 years of experience, we offer customized services and the highest level of reliability to assist companies from all over the world in increasing production efficiency and obtaining high-quality packaging that will make their products easily recognizable in the market.

Competitive Pricing

BOFO offers reliable packaging machines at reasonable prices so that you can get the best value for your money and achieve sustainable business development with the best performing machines.

Precision Manufacturing

All components are crafted to meet international standards for machining and polishing, with advanced hardening processes to enhance reliability and ensure a lifespan of over 20 years.

Consistent Assembly Standards

Every screw is tightened using fixed air pressure tools, ensuring consistency and reliability in assembly, maintaining machine performance over time.

Complete In-House Operations

From design and production to post-sale support, every stage is handled by BOFO, ensuring seamless upgrades, consistent performance, and unmatched after-sales service.

International Certifications

Compliant with international certifications like CE, our machines are ideal for businesses targeting high-end global markets with strict quality and safety standards.

Every Manufacturing Process Behind Packaging Machines

Frame and Component Processing

Machine Assembly

Performance Testing

Supporting You Beyond the Sale

Reliable Warranty Support

• Quick response to customer inquiries within 12 hours.
• 1-year free warranty for hassle free operation.
• Returned repairs are addressed and the products are shipped back within 7 days.
• Free after-sales service for 3 years through phone, video, or on-site support.

Reliable Warranty Support

• Quick response to customer inquiries within 12 hours.
• 1-year free warranty for hassle free operation.
• Returned repairs are addressed and the products are shipped back within 7 days.
• Free after-sales service for 3 years through phone, video, or on-site support.

Professional Installation and Setup

• Specialized on-site installation ensures smooth integration.
• Full commissioning to make the plant operational as soon as possible.
• Step-by-step setup to reduce installation time and complexity.
• Adjustments to ensure compatibility with your production line.

Professional Installation and Setup

• Specialized on-site installation ensures smooth integration.
• Full commissioning to make the plant operational as soon as possible.
• Step-by-step setup to reduce installation time and complexity.
• Adjustments to ensure compatibility with your production line.

Expert Training and Assistance

• Customized operator training for your team.
• Round the clock technical support through phone, video or physical presence.
• Free lifetime maintenance and free software updates for better performance.

Expert Training and Assistance

• Customized operator training for your team.
• Round the clock technical support through phone, video or physical presence.
• Free lifetime maintenance and free software updates for better performance.

Talk to Specialists

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