Why Use a Plastic Bag Sealer? | Innoseal Packaging Solutions

Author: Muriel

Aug. 25, 2025

Why Use a Plastic Bag Sealer? | Innoseal Packaging Solutions

Introduction

In the fast-paced world of food production, maintaining the freshness and safety of products is paramount. One essential tool that can help achieve this is a plastic bag sealer. This device ensures that products are securely sealed, preventing contamination and extending shelf life. By using a plastic bag sealer, businesses can uphold the quality and safety of their products, which is crucial for customer satisfaction. In this blog post, we will delve into the benefits of using a plastic bag sealer, explore the different types available, and provide tips for effective sealing.

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What is a Plastic Bag Sealer?

Definition and Purpose

A plastic bag sealer is a device designed specifically for sealing bags to ensure that their contents remain fresh and uncontaminated. These sealers are indispensable in food packaging lines, particularly for small businesses that require a reliable and efficient sealing solution. By securely sealing plastic bags, these devices prevent air and moisture from entering, thereby maintaining the quality, integrity, and safety of food products.

Benefits of Using a Plastic Bag Sealer

Freshness and Food Safety

One of the primary advantages of implementing a plastic bag sealer into your food packaging line is that it guarantees your products stay fresh for extended periods. Sealing plastic bags effectively prevents air from entering, which helps maintain the quality and safety of the food. This is especially crucial for bakeries and small food businesses where product freshness directly impacts customer satisfaction and repeat business. For example, sealing bread bags with a plastic bag sealer ensures the bread remains fresh and flavorful, preventing the loaf from going stale.

Convenience and Organization

Sealed plastic bags offer not only convenience but also enhanced organization. For instance, a bakery that packs bread into sealed bags each morning benefits from the ease of storing and managing these sealed packages. This method enhances product presentation and ensures customers receive their purchases in optimal condition. Moreover, some plastic bag sealers come equipped with a built-in cutter, providing quick and easy operation for sealing and cutting bags, further streamlining the packaging process.

Choosing the Right Plastic Bags for Sealing

Types of Plastic Bags

Selecting the appropriate type of plastic bag for sealing is crucial to match your specific needs:

  • Polypropylene (PP) Bags: These are ideal for packaging items that require a high moisture barrier, keeping products dry and fresh.

  • Polyethylene (PE) Bags: Known for their flexibility and durability, these bags are commonly used for a variety of food products.

  • Laminated Bags: Offering extra strength, laminated bags are perfect for packaging heavier items, providing additional protection.

  • Vacuum Pouches: Suitable for items that need airtight sealing to prolong shelf life, vacuum pouches are excellent for preserving perishable goods.

How to Seal Bags Effectively

Manual vs. Automatic Sealers

When choosing between a manual and automatic sealing machine, consider your production volume:

  • Manual Sealers: These are cost-effective and ideal for small-scale operations. They require manual effort to seal each bag but are perfect for businesses with lower production volumes.

  • Automatic Sealers: These offer speed and efficiency, making them suitable for larger production lines. Automatic sealers can handle high volumes of bags quickly, saving time and labor costs.

Heat Sealer vs. Impulse Sealer

Understanding the difference between heat sealers and impulse sealers is vital for effective sealing:

  • Heat Sealers: These provide a continuous source of heat, making them ideal for sealing thick and heavy-duty bags. They are suitable for operations that require a constant, strong seal. 

  • Impulse Sealers: These use short bursts of heat, which makes them perfect for quick and efficient sealing of various bag types. Impulse sealers are energy-efficient since they only heat up when sealing, making them a versatile option for different sealing needs.

Top Plastic Bag Sealer Options

Handheld Heat Sealer

Handheld heat sealers are portable and easy to use, making them perfect for small businesses and home-based operations. They are ideal for sealing small to medium-sized bags quickly and efficiently. Some handheld heat sealers are powered by AA batteries, providing portability and ease of use for sealing bags on the go. This feature is particularly useful for businesses that need to seal products at different locations.

Automatic Vacuum Sealer

Automatic vacuum sealers are designed for high efficiency, capable of sealing large quantities of bags swiftly. These sealers are particularly beneficial for businesses that need to process bulk products while maintaining product quality. Additionally, automatic vacuum sealers often require no warm-up time, allowing for quick and efficient sealing of large quantities of bags. This makes them ideal for operations with high production demands, ensuring that products are sealed swiftly and consistently.

Introducing the Innoseal Tape Bag Sealer

For those seeking an innovative solution, the Innoseal bag sealer stands out as the most selected heat sealer alternative, offering numerous benefits without any drawbacks. This sealer uses a unique combination of tape and paper to create a resealable seal. The Innoseal tape bag sealer is user-friendly, providing both convenience and practicality for consumers and businesses alike.

Customer Reviews
  • “The Innoseal tape bag sealer is a game-changer for my bakery. It’s easy to use and keeps our bread fresh longer! The sealing machine has truly revolutionized our packaging process.”

    If you are looking for more details, kindly visit plastic bag making equipment.

  • “Perfect for our small deli. The resealable feature is a hit with our customers.”

Product Ratings

The Innoseal tape bag sealer is rated 4.7 out of 5 stars for its efficiency, ease of use, and innovative sealing method.

Pricing and Availability

You can purchase the Innoseal tape bag sealer directly from their website www.innoseal.com, as well as from various online marketplaces. Additionally, a variety of sealing machines, including handheld and rechargeable bag sealers, are also available for purchase from these online marketplaces.

Tips for Using a Plastic Bag Sealer

Best Practices for Sealing Plastic Bags

To achieve the best results when using a plastic bag sealer, consider the following best practices:

  • Use the Appropriate Type of Plastic Bag: Ensure you select the right type of plastic bag for your specific products to maintain freshness and quality.

  • Ensure Bags are Clean and Dry: Before sealing, make sure the bags are clean and dry to achieve a strong seal.

  • Choose the Right Sealing Machine: Using the appropriate sealing machine, such as a handheld or rechargeable bag sealer, can help achieve the best results by preserving the freshness of food and preventing waste.

Common Mistakes to Avoid

Avoid these common mistakes to ensure effective sealing:

  • Overheating the Sealer: Overheating can damage the bags, leading to weak seals or even burnt bags.

  • Incorrect Sealing Time: Using the wrong sealing time for different bag types can result in weak seals. Adjust the sealing time based on the bag material to ensure a strong, reliable seal.

  • Inconsistent Sealing Pressure: Ensure consistent pressure is applied during sealing to avoid uneven seals that can compromise the integrity of the packaging.

Using the right sealing machine, such as a handheld or rechargeable bag sealer, can help avoid these common mistakes by providing quick heat sealing, adjustable sealing gears, and different heating levels to preserve the freshness of food and prevent waste.

Conclusion

Summary of Key Points

Integrating a plastic bag sealer into your food production line is essential for maintaining product freshness and preventing spoilage. By choosing the right type of plastic bag and sealer, such as the Innoseal tape bag sealer, and following best sealing practices, you can ensure optimal results that benefit both your business and your customers. Using the right sealing machine, whether it's a handheld or rechargeable bag sealer, can help achieve the best results.

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.

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.

For more carry bag making machineinformation, please contact us. We will provide professional answers.

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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