Zip Lock Bag Making Machine – High Speed, Servo Control | Xinghong

Resealable bags are now standard in food, pet food and retail packaging. Buyers want bags that open easily, close firmly and protect the product. A reliable zip lock bag making machine makes this possible at industrial scale.

Choosing the wrong machine costs money. Bag length drifts, zipper seals leak, and film waste rises. This guide explains how a zip lock bag making machine works, which specifications matter, and how to compare suppliers before you send an inquiry.

Jiangyin Xinghong Packaging Machinery Co., Ltd. has designed and built bag making equipment in Jiangyin, China, since 2016. Our range covers three-side seal, center seal, stand-up and zipper bag production. Below, you will find practical information for importers, brand owners and factory buyers.

What Is a Zip Lock Bag Making Machine?

A zip lock bag making machine converts plastic film into finished bags with a resealable zipper. It unwinds the film, places or folds in the zipper profile, seals the sides or bottom, and cuts each bag to length. Many buyers also call it a zipper bag making machine or a resealable bag making machine.

The finished bag can be a flat three-side seal bag, a center seal bag or a stand-up pouch with a zipper. Which type you choose depends on your product, your film and your target market.

How Does a Zip Lock Bag Making Machine Work?

Every zip lock bag making machine follows the same basic sequence. The details change with the bag style.

•      Unwinding: the film roll feeds into the machine with controlled tension.

•      Zipper feeding: the zipper strip or profile is guided into position on the film.

•      Zipper sealing: heat and pressure bond the zipper to the film without crushing the profile.

•      Side or bottom sealing: sealing bars form the bag edges. Stand-up pouches also receive a bottom gusset.

•      Cutting and delivery: the knife cuts each bag to the set length, and a conveyor moves finished bags out.

Accuracy at each step decides bag quality. If the film moves unevenly, the bag length changes and the print can shift. That is why the drive and control system matter so much.

Key Features of Our High-Speed Zip Lock Bag Making Machine

Our bag making machines are built for continuous factory production. These are the features that matter most to buyers:

•      Servo drive system: servo motors control film pulling, sealing and cutting for stable, repeatable results.

•      PLC and bus control: Panasonic PLC pulse control and a motion controller on an Ethernet bus support precise bag length control and easy expansion.

•      CNC-made key components: we manufacture the key machine components on our own CNC machine tools.

•      Remote function: our engineers can connect to the machine remotely and help solve problems on site.

•      Customizable layout: we configure the machine around your bag size, film and output target.

High speed only helps if the bag stays accurate. Actual output depends on film type, thickness, bag size and zipper style, so we confirm a realistic speed with each buyer before quotation.

Servo Control and PLC System: Why It Gives Accurate Bag Length

Bag length control is the most common quality complaint in bag making. Mechanical drives wear over time and cause drift. Servo systems avoid this by moving the film to an exact position on every cycle.

How the control system works

The PLC sends pulse commands to the servo drives. Each drive moves its motor to the set position. A registration sensor reads the eye mark on printed film and corrects the position. The result is a consistent bag length and clean print alignment.

What this means for your production

•      Less film waste during start-up and size changes

•      Stable seals, because film position stays repeatable

•      Faster setup, using touch screen parameters instead of manual adjustment

•      Easier future upgrades through the expandable bus control platform

Zip Lock Bag Making Machine Technical Specifications

Specifications depend on the model and bag style. The table below shows reference data for our D600 stand-up bag line with zipper. Please confirm exact values for your project with our sales engineers.

Need a different bag size, film or speed? We can adjust the configuration. Share your bag drawing and film details for a matched proposal.

Types of Zipper Bags Our Machine Can Produce

Our product line covers the main bag formats that use zippers. Each format suits a different retail or industrial need.

If your bag style is not listed, send us a sample or drawing. Our engineers will review whether the machine can run it.

Suitable Materials and Film Structures for Zip Lock Bags

Film choice affects seal strength, shelf life and cost. A zip lock bag making machine must match the film you plan to run. Common structures include:

•      PE and laminated PE films for general food and retail bags

•      PE with CPP, BOPP, PET or OPP for better clarity, stiffness and print quality

•      Paper-based laminates for natural-look packaging

•      Aluminum composite films for barrier protection against moisture and oxygen

Always tell us your film structure and thickness at the inquiry stage. Zipper type and film must also be compatible. A mismatch causes weak zipper seals or film wrinkling. We recommend testing your own film on the machine before you finalize the order.

Applications: Food, Pet Food, Nuts, Rice, Frozen Meat and More

Our bag making equipment supports packaging for many industries. Typical bag applications include:

•      Nut and snack bags that need a reclosable, stand-up format

•      Rice bags and dry grain packs

•      Pet food and cat food bags with a strong, reusable zipper

•      Meat packaging, including fresh meat bags

•      High-temperature cooking bags and vacuum cooling bags

•      Aluminum foil bags and aluminum-plastic composite bags

•      Feed bags for agricultural use

For frozen or retort products, film selection is critical. Low-temperature or high-temperature packs need films that fit the process. Our team can advise on bag structure when you share the product and filling conditions.

Zip Lock Bag Making Machine vs. Standard Bag Making Machine

A standard bag maker produces plain bags. A zip lock bag making machine adds zipper handling, which brings extra requirements. This table summarizes the difference.

If your customers ask for resealable packaging, a zipper-capable line is the practical choice. If you only make plain bags today, a standard machine may still be enough. Tell us your plan and we will suggest the right configuration.

How to Choose the Right Zip Lock Bag Making Machine

Use this checklist when you compare suppliers.

•      Define your bag: size range, bag style, zipper type and annual volume.

•      Confirm your film: structure, thickness and roll size.

•      Ask for real speed: request the speed for your own film and bag size, not only the maximum.

•      Check the control system: look for servo drive, a known PLC brand and a clear operator interface.

•      Review spare parts: ask which parts wear first and how fast you can get replacements.

•      Ask about support: confirm installation help, training and remote service.

•      Request a video or test: watch the machine run before you pay a deposit.

You can see our full machine range on ourProducts page.

Zip Lock Bag Making Machine Price: What Affects the Cost?

There is no single price for a zip lock bag making machine. The final quotation depends on the configuration. These factors have the biggest effect:

•      Bag type and size range: wider and more complex bags need larger machines.

•      Number of servo axes: more servo motors give better control and raise the cost.

•      Zipper system: the zipper type and feeding method change the machine design.

•      Speed target: higher output needs stronger sealing and cooling sections.

•      Options: printing registration, punching, extra unwinders and special cutting devices.

•      Shipping and installation: freight terms and on-site or remote commissioning.

To get an accurate price, send your bag drawing, film structure, target speed and destination country. We will prepare a matched quotation instead of a generic price list.

Custom Zip Lock Bag Making Machine Solutions (Design to Delivery in 45 Days)

Many buyers need more than a standard machine. They may have a special bag size, a new film or a limited factory space. We design and arrange production according to customer requirements, and our standard planning window is within 45 days.

A typical project runs in four steps:

•      Requirement review: you send bag samples, drawings and output targets.

•      Design and proposal: our engineers prepare the machine layout and specifications.

•      Manufacturing: key parts are made on our CNC machine tools, then assembled and debugged.

•      Factory check and delivery: we self-inspect the machine, and then arrange packing and shipment.

Delivery time depends on the machine model and options, so we confirm it in writing in your quotation.

Remote Monitoring, Installation and 24/7 After-Sales Support

Overseas buyers worry most about what happens after the machine arrives. We address this in three ways.

•      Remote viewing: the software running status of our machines can be viewed remotely.

•      Remote detection: we support remote checking and provide solutions when a problem appears.

•      Video and phone service: available 24/7, which helps buyers in different time zones.

We also offer emergency repair service and after-sales support for installation and operation. Ask our team about training for your operators and a recommended spare parts list.

Why Choose Xinghong as Your Zip Lock Bag Making Machine Manufacturer?

Xinghong focuses on research, development and manufacturing of intelligent bag making equipment. For importers and factory buyers, these facts are most relevant:

•      Established in 2016, with a 10,000 square meter factory in Gushan Town, Jiangyin City, Jiangsu Province.

•      Wide product range: three-side seal, four-side seal, center seal, stand-up, zipper and spouted bag machines.

•      In-house machining: key components are made on our own CNC machine tools.

•      Custom engineering: we adapt the machine to your bag and film.

•      Service by video and phone: we can solve most operating questions remotely.

Our three main bag machine series are the X6003 Side Seal Machine, the H600 mid seal machine and the D600Standup bag machine. Each one can be configured for your project.

Zip Lock Bag Making Machine FAQ

What bags can a zip lock bag making machine produce?

It can produce zipper bags in several formats, including three-side seal bags, center seal bags and stand-up pouches with zippers. The exact range depends on the model and configuration.

What is the delivery time?

We design and arrange production within 45 days, based on customer requirements. The final time depends on the model and options, and we confirm it in your quotation.

Can you customize the machine for my bag size and film?

Yes. Customization is one of our core strengths. Send your bag drawing, film structure and output target, and our engineers will propose a suitable configuration.

How do you support buyers after delivery?

We provide video and phone support 24/7, remote detection and remote viewing of machine software status. We also offer emergency repair service.

Can I test my own film before ordering?

Please contact us to discuss film testing and sample arrangements. We will confirm what is possible for your project.

How do I get an accurate quotation?

Send us the bag type, bag size range, film structure and thickness, target speed and destination country. With this information, we can prepare a clear and comparable quotation.

Conclusion

A good zip lock bag making machine gives you accurate bag length, firm zipper seals and stable output over the long term. Focus on servo control, film compatibility, realistic speed and after-sales support when you compare suppliers.

Xinghong builds customizable bag making equipment and supports buyers with remote service. If you are planning a zipper bag project, pleaseContact our team for product details, a quotation, customization advice or technical support.

Email: info@djplas.com

WhatsApp / WeChat: +86-13815131811

Address: NO.7 Zhujiaba Jianqing Village, Gushan, Jiangyin, Jiangsu, China