Bag making machines – Plastic bag machines - B&B

14, Jul. 2025

 

Bag making machines – Plastic bag machines - B&B

SIDE GUSSET bag machines - Perfect packaging
for your product

The side gusset bag is the optimal packaging for dry products. In addition to its good dimensional stability, it offers the possibility of high-quality printing on up to 5 sides.

If you are looking for more details, kindly visit Bage Machinery.

Optionally, the bags can also be equipped with additional features such as reclosables (Zipper, Aplix, Velcro, Flexico, Sunzip, Zippak, Elplast, Presto), easy opening, ventilation holes and many more.

B&B offers you several machine models to produce these bags efficiently. If desired, we can use different camera systems to help you produce high-quality bags and thus avoid possible customer complaints.

We will find the perfect variant for your product, feel free to contact us. In the meantime, we will inform you about possible side gusseted bag machines below.

Side gusset bag making machine for easy MDO PE / PE processing for pet food bags

We team up with your experts to understand your manufacturing process from start to finish — homing in on the critical factors influencing your final product. Next, we create a tailormade machine solution based on our modular design dedicated to your needs.

Production capabilities​

  • Max bag dimensions mm x 450 mm x 200 mm
  • 60 – 80 cycles / min
  • 2 up possible
  • Up to mm web width
  • Longitudinal production process (possible)

MAXIMUM AUTOMATION

MAXIMUM AUTOMATION

Semi automatic format adjustment, reject & advanced web tension control make production easy. Non-stop production, camera monitoring & robot packaging is available upon request.

RECIPE MANAGEMENT

RECIPE MANAGEMENT

This guarantees you highest reproducibility and reduces the change over time to a minimum.

MODULAR DESIGN

MODULAR DESIGN

Future security through fast reactions to changing markets are ensured by the modular design of B&B machines.

PRODUCTION FROM ONE ROLL

PRODUCTION FROM ONE ROLL

Bags are produced in longitudinal direction from only one roll which streamlines all your upstream processes and logistics. Terminated side gussets and reclosures are applied transversal (also inline).

MONO MATERIAL OPTIMIZED

MONO MATERIAL OPTIMIZED

Various monitorings ensure highest bag quality even with print variations.

ADVANCED PROCESS CONTROL

ADVANCED PROCESS CONTROL

This allows you to set sealing temperatures precisely. Sealing and draw time can be set separately. Sealing pressures are controlled with electric valves. During a machine stop you can open the sealing bars with extended stroke.

INTUITIVE HMI

INTUITIVE HMI

Various setting options to manage quality and machine speed including data export possibility (like OPCUA) for machine monitoring.

+ MODULAR CUSTOMIZATION

+ MODULAR CUSTOMIZATION

Further developments of modules can be done together with us. We can also develop a whole new unit together (like a carry handle applicator).

KEY FEATURES

KEY FEATURES

You can get all kind of reclosures on one machine (top and front slider, zipper, hook to hook, …) as well as carry handle in the side gusset etc. Of course the machine does everything inline.

40 YEARS EXPERIENCE

40 YEARS EXPERIENCE

Mono material converting for decades makes our machines advanced in the film processing in every aspect.

SFB 8E -L

SFB 8E -L

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SFB 8E -T/SFB 10E-T

SFB 8E -T/SFB 10E-T

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Plastic Bag Converting Machines(340+) - Alibaba.com

Types of Plastic Bag Converting Machines

Plastic bag converting machines are industrial-grade devices used to create plastic bags from large rolls of plastic film. Different types of machines can produce various plastic bag styles, each with features and specifications that cater to specific needs.

  • Flexo Print Bag Machines:

    Flexo print bag machines are often used to produce plastic shopping bags. They make bags with a flexographic printing design, which means that multiple color images are printed on them in greater quality. The bags' unique graphic designs are made through a process in which flexible printing plates with reverse images are inked and then pressed onto the bag material, transferring the ink and creating the desired image on the bag. This machine's efficiency, adaptability, and high production speeds make it popular for businesses that want to make eye-catching plastic bags that also serve as effective marketing tools.

  • HDPE Plastic Bag Machines:

    HDPE (High-Density Polyethylene) plastic bag machines are used to make bags out of HDPE plastic. This kind of plastic is often light, sturdy, and able to be recycled, which makes it great for things like grocery bags, retail bags, and trash bags. The machine makes these bags, which often have a thickness and durability suited to everyday use. After that, it cuts the plastic film into individual bags. To meet different needs, HDPE plastic bag machines can make bags with handles, star bottom seals, or no seals at all.

  • LDPE Plastic Bag Machines:

    LDPE (Low-Density Polyethylene) plastic bag machines are specialized tools for making bags out of LDPE plastic. Compared to HDPE, LDPE is softer and more flexible, making it appropriate for producing bags that require a higher level of transparency and a softer touch. Furthermore, LDPE bags are generally quieter when used, making them perfect for applications where noise reduction is desirable. LDPE plastic bag machines can produce a variety of bags like T-shirt bags, flat sealed bags, and ziplock bags. The bags can be made from recycled materials, such as ruffled, star, or donut-shaped ones at the bottom.

  • Three-dimensional Plastic Bag Machines:

    Three-dimensional plastic bag machines manufacture three-dimensional (3D) plastic bags, which are also known as square plastic bags or 3D bottom seal bags. Because of their distinct square design, these plastic bags have more space and can stand on their own. This makes them great for putting together, displaying, and selling items. The 3D bottom construction also gives the bag a lot of room and makes it easy for customers to get to the things inside. Due to their toughness, adaptability, and ability to take on a variety of jobs, 3D plastic bags are a popular option for retail, product packaging, and storage.

Specifications and maintenance of plastic bag converting machines

Two types of energy are commonly used by the machine to produce plastic bags: electricity and air pressure.

  • Electricity

    An electric motor drives the entire machine, and electricity powers the heating elements that melt the plastic. Different voltage levels are used to ensure suitable power in different locations.

  • Air pressure

    An air compressor propels the plastic bags through the machine by means of compressed air. It performs duty by assisting in the development of the plastic's molecular structure as well as the formation of the bag.

Many parts work together to form a plastic bag, the primary of which is to unwind the plastic. The following are the machine parts:

  • Dispenser

    As the name suggests, the dispenser unrolls the plastic film of resin. The film reel shows actual sizes and how much resin can be converted into plastic bags. The powered unrolling mechanism and photo sensors to detect the film edge are both included in recent advancements in film dispensers to reduce film waste during unrolling.

  • Heater

    The heater heats the plastic film, which makes it more malleable and forms sealed parts of the plastic. The heater may have one or more heating elements that can be controlled electrically or manually. The grabbers in the heater control which parts of the plastic are heat-sealed into the bag area.

    For more information, please visit plastic shopping bag making machine.

  • Gripper

    The gripper grabs the heated part of the film and pulls it further along to create a groove area in which the bag can be opened later. It works in tandem with the heater to determine which part of the film will have a heat-sealed part.

  • Cutter

    The cutter cuts the bag from the rest of the plastic film after it has been pulled further along the form area. The cutter may be mechanical or hot wire, and it is generally included with the bag maker in one unit.

  • Folder

    The folder folds the bag for easy packing and transportation once it has been cut and sealed. Different types of plastic bags may require different methods of folding, which may include the use of suction or air pressure to hold and fold the plastic.

Once the parts have done their individual tasks, the completed plastic bag is either stored into a stacker for further use, or it is automatically fed into plastic bag printing machines for further use, and the stacker is what will store them.

To ensure optimal performance, the plastic converting machine for sale should be maintained regularly. Some essential maintenance tips include the following:

  • Clean the machine parts regularly to remove any accumulated debris or residue.
  • Lubricate moving parts periodically to minimize wear and tear and ensure smooth operation.
  • Inspect the machine for any signs of damage or malfunction and promptly repair any issues.
  • Calibrate the machine periodically to maintain accuracy and ensure consistent bag quality.

Usage scenarios of plastic bag converting machines

Thanks to plastic bag converter machines, the demand for plastic bags has become a lot faster in the recent past. Plastic bag converting machines have become essential in the industry because they efficiently make plastic bags.

Many industries rely on plastic bag converting machines to make plastic bags. The retail sector needs this machine a lot because they have to make plastic bags that are used at counters to hold items. In fact, counter bags, T-Shirt bags, and Vest bags are all common in the retail sector. Companies that make plastic bags for the retail sector will benefit from the machine.

Grocery stores often use T-Shirt bags and Vest bags for their items. They also use Check of Grocery Bags. Therefore, grocery stores will need plastic bags to be made efficiently so customers can have their items convenient. The food sector, including bakeries and butchers, will use plastic bags to pack their goods, including meat, bread, and vegetables and fruit. Plastic bag converting machines are great for food businesses that need to secure their food items in plastic bags.

Some e-commerce companies offer the option of select items being delivered in plastic bags for ease of use and packaging. Vest bags and Ziplock bags are common practice. Therefore, they will need plastic bags to be made for their customers. The fashion industry packaging items in plastic bags also contributes to the need for plastic bags.

How to choose plastic bag converting machines

When selecting plastic bag-making machines for sale, buyers should consider features, customization options, production capacity, and quality control. Firstly, they should get bag-making machines with various features, such as multiple types of bags, like T-shirt bags, shopping bags, garbage bags, etc. Also, they should look for machines with diverse production methods, such as cutting, welding, printing, etc.

Secondly, buyers should also choose machines with customization options. They can opt for machines that can produce bags with different sizes and thicknesses. Moreover, they should select the devices that can manufacture plastic bags with various materials. Furthermore, buyers need to check the relevant options for adding patterns and colors to the bags.

In addition, buyers should choose plastic bag-making machines with various production capacities. They need to select the machines that can cope with their customers' demands. Moreover, they should choose the ones that are suitable for their businesses. What's more, they should also consider the speed of the machine.

Additionally, buyers should also pay attention to the quality control of the plastic bag-making machine. They need to ensure the effectiveness of the quality control system to maintain consistent product quality. Moreover, buyers should choose the machines with automatic and semi-automatic bag-making processes. The automation systems and efficiency can help streamline production and improve overall efficiency.

Plastic bag converting machines FAQs

Q1: What is the production capacity of plastic bag-making machines?

A1: The production capacity of plastic bag-making machines varies depending on factors such as machine type, bag specifications, operator efficiency, and workspace availability. On average, it can produce 3,000 to 12,000 bags per hour.

Q2: Can plastic bag-making machines handle different types of plastic materials?

A2: Yes, plastic bag-making machines are designed to handle various types of plastic materials, including low-density polyethylene (LDPE), high-density polyethylene (HDPE), polypropylene (PP), and others. However, the machine's compatibility and specific settings may vary depending the plastic material type.

Q3: Are plastic bag-making machines energy-efficient?

A3: Modern plastic bag-making machines are designed to be energy-efficient, with features like automatic shut-off, variable speed control, and high production efficiency to minimize energy consumption.

Q4: Can plastic bag-making machines be integrated with automation for higher production rates?

A4: Yes, plastic bag-making machines can be integrated with automation for higher production rates. Automated feeding, stacking, and sorting systems can be integrated with bag-making machines to enhance production efficiency and reduce manual intervention.