Bag sealing machines

When it comes to packaging, a reliable seal makes all the difference. Syntegon bag sealing machines are trusted across industries, from medical to food and non-food products, because they deliver consistently secure results. Advanced sealing technology ensures that every bag is closed properly, including hermetic sealing for sensitive medical applications. The all-stainless-steel design supports hygienic production environments, making these machines the right choice wherever cleanliness and precision matter.

Behind every Syntegon solution is a strategy focused on efficiency and ease of use. Our horizontal bag sealers are built with operators in mind, featuring an HMI at the ideal working height and a pivoting interface for convenient access from the conveyor side. This thoughtful design helps you streamline processes, reduce errors, and overcome packaging challenges with confidence.

If you’re looking to strengthen your packaging operations, Syntegon can help. Connect with our team to see how bag closers can make a real impact in your production.

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Key benefits

Reliable sealing technology

Our Doboy machines have been trusted in bag closing packaging for decades. With our quality machines and latest technology you can count on us to reliably seal your product.

Flexibility

Whether you are looking to package a medical, food, or consumer product, we will find the ideal bag closer machine.

Long machine life span

Due to their durable construction our bag sealers have been known to withstand the test of time. In fact, our oldest hand sealer is over 60 years old and still running.

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Demonstration of a Doboy HS-CII Hand Sealer

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Application of a medical bag sealer, CBS-D-750-M

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Application of a Doboy GS-1000S bag gluer machine

Our Technologies

Syntegon offers various bag sealers that are equipped to handle a diverse group of products. Our high-speed band sealers provide an output of up to 1,000 – 1,200 inches per minute (25-30 meters per minute).

Our portfolio includes the following models: CBS-D 750, CBS-D 1500, S-CH, GS-1000S, HDPT.

Explore our bag sealers

Syntegon offers various bag sealers that are equipped to handle medical products. Our high-speed band sealers meet the stringent requirements of sanitary and sterile applications, delivering reliable hermetic seals at outputs of up to 300 – 1,200 inches per minute (7-30 meters per minute).

Our portfolio includes the following models: CBS-D 750M, CBS-D 1500M.

Explore our medical bag sealers

At a compact size, Doboy hand sealers are ideal for smaller output ranges. They reliably seal films such as cellophane, glassine and paper laminates. All hand sealers have an output of up to 200 inches per minute. Select models come with digital temperature control and display.

Our portfolio includes the following models: Doboy HS-CII, HS-CII-D, HS-BII.

Explore our hand sealers

Our pack styles

Standard bag

Allows consumer to view item on one side while providing the durability of a metal film on the other.

Block bottom bag

Vertical bag with flat bottom and pinched top.

Pull-to-open bag

Vertical Doy-zip bag with flat bottom and sealed top including a pull strip for easy opening.

Tortilla standard bag

Syntegon’s tortilla packaging solutions are designed for gentle handling, reliable sealing, and scalable performance

Multipack bag

Syntegon multipack bag solutions enable efficient, flexible, and reliable packaging of multiple products in a single bag.

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Service Agreements

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Digital Solutions

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Parts

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Maintenance

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Technical Support

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Modernizations

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Training

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Expert Services

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years of experience

patents and patent applications

solutions installed worldwide

locations

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Bag sealing machines

Key benefits

Reliable sealing technology

Flexibility

Long machine life span