Watlow Packaging Industry
With today's tight economy and demanding marketplace, companies are turning to Watlow and its experienced engineers for comprehensive thermal loop solutions. Watlow's unique product mix helps companies maximize their packaging machinery's efficiency and optimize their time.
For over 80 years, Watlow has provided a broad and unmatched range of quality electric heaters, sensors and temperature controllers. Watlow brings extensive experience helping packaging machinery OEMs with solutions for applications such as heated seal bars, seal dies, shrink tunnels, heated hole punches and adhesive heating and dispensing.
Watlow is also a technology leader with the highest level of thermal application and design services, including temperature profiling and finite element analysis. Our dedicated engineers are helping customers rise above the competition by optimizing their machinery's efficiency, expanding production capacity, and reducing labor and overall maintenance costs.
Watlow's worldwide sales office network allows us to solve our customers' most difficult problems, no matter where they are located.
Watlow can help engineers complete thermal solutions for the following packaging-related applications.
Seal Bars
Watlow offers a broad range of heaters from traditional to the thermally optimized thick film that deliver fast start up times and temperature uniformity.
- Form, fill and seal machines
- Bag and pouch making machines
- Fill and seal machines
- Heat sealing machines
- Skin blister packaging machines
Seal Dies
Watlow's family of quality seal die heaters offers final secure seals for product safety and consistency.
- Cup and tray sealing machines
- Form, fill and seal machines
- Closing machines- foil sealing
Adhesive Heating & Dispensing
For consistent temperatures and rapid start-ups, turn to Watlow's selection of heaters for adhesive heating and dispensing applications.
- Hot glue melt equipment
- Cartoning machines
- Closing machines
- Labeling machines
Shrink Tunnels & Ovens
Watlow's variety of heaters helps increase product quality.
- Shrink film and heat sealing equipment
- Shrink labeling machines
- Tamper evident seals and bands
Hot Air Sealing & Drying
Watlow's range of heaters provide quality and consistency ideal for hot air sealing and drying applications.
- Labeling machines
- Wrapping machines
Heated Hole Punches
For product consistency, turn to Watlow's selection of heaters.
- Heated hole punch equipment
| Cable | Cartridge | Cast-In | IFC | Radiant | Thick Film | Tubular | |
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| Seal Bars |  |
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| Seal Dies | |
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| Adhesive Heating & Dispensing | |
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| Shrink Tunnels & Ovens | |
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| Hot Air Sealing & Drying | |
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| Heated Hole Punches | |
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Application Benefits for Packaging Heater Solutions
Cable Heaters
- Highly flexible geometries for heat optimized distribution
- Small diameters for heating small spaces
Cartridge Heaters
- Standard forms and sizes for convenient design incorporation
- High watt density at an economical price
- Easy service replacement
Cast-In Heaters
- Integral tubular or cable element
- Sealed construction for durability and safety
IFC Heaters
- Tubular heaters compression pressed in the part
- Better thermal transfer and efficiency than milled-groove options
- Parts can be thermally optimized via finite element analysis
Radiant Heaters
- High emissivity substrates for radiant efficiency
- Customizable forms for application optimization
Thick Film Heaters
- Low thermal mass - responsive and efficient pulse heating
- Highest heat delivery flexibility and optimize precision
- System simplification through "heated part"
Tubular Heaters
- Bend-to-shape flexibility
- Can be used for conductive and radiant heating
- High watt density at an economical price