Hermetic bag sealer for extended shelf life
Achieve superior product protection and extended shelf life with precision hermetic sealing, vacuum packing, and gas flushing technology—ideal for maintaining freshness and quality in bulk packaging solutions.

The DS-21-HE from Pattyn Packaging Lines is a fully automated hermetic bag sealing machine designed to meet the demanding requirements of food processors and packaging companies. It excels in extending the shelf life and protecting the integrity of products through its efficient working principle, which employs double-sided impulse heat sealing, vacuum packing, and gas flushing. This machine handles variable case heights and is suitable for a range of applications, including poultry products, meats, seafood, fresh produce, and industrial goods. With throughput rates up to 10 cases per minute and optional features for higher flexibility, the DS-21-HE seamlessly integrates into existing packaging lines alongside case erectors, bag inserters, and palletizers. Its robust stainless steel construction ensures high cleanability and easy maintenance, featuring tool-free changeovers and a special cleaning mode. Customizable configurations and engineering support are available to tailor the machine to your specific operational needs.
Benefits
- Extends product shelf life with hermetic sealing and gas flushing.
- Minimizes operator error through fully automatic format changes.
- Boosts packaging line efficiency with easy integration and high throughput.
- Enhances food safety with robust cleanability features.
- Reduces maintenance time with tool-free vacuum probe changeovers.
- Applications
- Bulk packaging,Fresh produce,Meat and seafood,Poultry products,Consumer goods,Food and beverage,Industrial goods
- End products
- Chicken breast fillets,Beverage concentrate containers,Salmon fillets,Frozen shrimp,Pre-packaged grapes,Pre-cut vegetables,Vacuum-packed ground beef,Marinated chicken wings,Multipack snacks,Industrial powders,Bulk rice packages
- Steps before
- Case erecting,Bag inserting,Weigh filling
- Steps after
- Case closing,Palletizing
- Input ingredients
- cardboard box,plastic crate
- Output ingredients
- sealed bag,vacuum packed bag,gas flushed bag
- Automation
- Fully automatic
- Cleaning method
- Tool-free changeover with special cleaning mode
- Seal type
- Double sided impulse heat seal
- Capacity
- Up to 10 cases per minute
- Packaging method
- Hermetic heat sealing,vacuum packing,gas flushing
- Container Dimensions (Min)
- L.280 x W.240 x H.190 mm
- Container Dimensions (Max)
- L.600 x W.400 x D.650 mm
- Working mechanism
- Hermetic heat sealing,vacuum packing,gas flushing
- Integrated steps
- Automatic decuffing,stretching,and heat sealing
- Changeover method
- Tool-free changeover
- Cleaning method
- Special cleaning mode for conveyors
- Automation level
- Fully automatic
- Batch vs. continuous operation
- Inline
- Case handling
- Variable case height handling
- Error reduction
- Elimination of operator mistakes through automation
- Cleanability
- High level of cleanability
- Density/particle size
- Variable case height compatibility
- Compact footprint
- Min. L.280 x W.240 x H.190 mm,Max. L.600 x W.400 x D.650 mm
- Control panel type
- Fully automatic format change
- Discharge method
- Heat sealing,vacuum packing,and gas flushing
- Control panel type
- Automated / Manual
- Compact footprint
- Upgradeable to multi case footprint
- Market info
- Pattyn is known for its expertise in designing and manufacturing industrial packaging solutions, specializing in ETO equipment for bulk packaging automation, with a strong reputation for innovation, quality, and customer-focused service in the industry.