Heat Shrink Tunnels

Home » Heat Shrink Tunnels

Premium Heat Shrink Tunnel Machines

Kallfass provides top-tier heat shrink tunnel machines across North America, engineered for precision, speed, and durability. Their advanced heat shrink tunnels ensure professional packaging results, ideal for various industries. Whether you need a compact or high-capacity heat tunnel machine, Kallfass has the perfect solution to enhance your production line. Known for German engineering and North American support, Kallfass machines offer reliability and seamless integration. We also provide onsite services across Canada and the USA. Improve packaging efficiency and product presentation with Kallfass—where innovation meets performance.

For complete packaging solutions, explore our range of industrial shrink wrap machines designed to integrate seamlessly with our heat shrink tunnels for high-efficiency performance.

We Provide Two Types Of Heat Shrink Tunnel Machines

Polyethylene Heat Shrink Tunnels

Specially designed for packaging in polyethylene film, these heat shrink tunnel machines are equipped with a register heating system which is extremely powerful. Even fully enclosed transport packaging with fusion bonding can be created without any additional sealing tools thanks to the refined HV technology.

Advantages:

Perfect shrink results due to targeted heat transfer to the package contents
Excellent insulation and compact design ensure fast heat-up times, allowing the system to quickly get ready for operation
Easy adjustment of the basic parameters of temperature, airflow and packaged goods speed using continuous controllers
Intelligent technology ensures optimum use of energy

Polyolefin Heat Shrink Tunnels

Equipped with intelligent technology and excellent insulation, these shrink tunnel machines are very energy efficient. Kallfass offers the most comprehensive range of products on the market. Suitable shrink tunnels are available for all types and sizes for packaging products, different films, and for all capacities. Pairing our tunnels with intermittent side sealers ensures precise, high-speed sealing before products enter the shrink tunnel—perfect for varied product dimensions.

Advantages:

Perfect shrink results due to targeted heat transfer to the package contents
Excellent insulation and compact design ensure fast heat-up times, allowing the system to quickly get ready for operation
Easy adjustment of the basic parameters of temperature, airflow and packaged goods speed using continuous controllers
Intelligent technology ensures optimum use of energy

Key Features of Top-Quality Heat Shrink Tunnel Machines

When choosing a heat shrink tunnel machine, certain features are crucial to ensuring optimal performance and longevity:

Temperature Control: A high-quality machine should have adjustable temperature settings to accommodate various shrink films and products.
Conveyor Speed: Adjustable conveyor speed allows for flexibility in processing different sizes and shapes of products.
Energy Efficiency: Look for machines that are designed to minimize energy consumption without compromising performance.
Durability: The construction of the machine should be robust to handle constant use and exposure to high temperatures.
Easy Maintenance: Machines should be designed for easy cleaning and maintenance to avoid downtime.
Safety Features: Look for machines with safety features such as emergency stop buttons, heat shields, and automatic shut-offs to ensure safe operation.

By selecting a machine with these features, you ensure your heat shrink tunnel machine will provide consistent, reliable performance over time. If you require bundling capabilities along with shrinking, our shrink bundler machines and shrink wrap machine conveyors provide an ideal combination of speed and strength for multipack packaging.

Shrink Tunnel Heat Wrapping Machine Product Models

Compact 950 SD

Tunnel clearance width [in]: 37
Tunnel clearance height (standard) [in]: 16
Lenght of the heated tunnel hood [in]: 47
Continuously adjustable temperature [°F]: 374

View page

Compact 1000 Q

Tunnel clearance width [in]: 39
Tunnel clearance height (standard) [in]: 8
Lenght of the heated tunnel hood [in]: 110
Continuously adjustable temperature [°F]: 374

View page

Compact 650 DD

Tunnel clearance width [in]: 26
Tunnel clearance height (standard) [in]: 16
Lenght of the heated tunnel hood [in]: 71
Continuously adjustable temperature [°F]: 374

View page

Compact 650 D

Tunnel clearance width [in]: 26
Tunnel clearance height (standard) [in]: 8
Lenght of the heated tunnel hood [in]: 71
Continuously adjustable temperature [°F]: 374

View page

Compact 650 SD

Tunnel clearance width [in]: 26
Tunnel clearance height (standard) [in]: 16
Lenght of the heated tunnel hood [in]: 47
Continuously adjustable temperature [°F]: 374

View page

Compact 650 S

Tunnel clearance width [in]: 26
Tunnel clearance height (standard) [in]: 8
Length of the heated tunnel hood [in]: 47
Continuously adjustable temperature [°F]: 374

View page

Universal 950 N

Tunnel clearance width [in]: 35
Tunnel clearance height (standard) [in]: 20
Lenght of the heated tunnel hood [in]: 67
Continuously adjustable temperature [°F]: 464

View page

Universal 950 HV

Tunnel clearance width [in]: 37
Tunnel clearance height (standard) [in]: 20
Lenght of the heated tunnel hood [in]: 87
Continuously adjustable temperature [°F]: 464

View page

Universal 650 N

Tunnel clearance width [in]: 24
Tunnel clearance height (standard) [in]: 16
Lenght of the heated tunnel hood [in]: 67
Continuously adjustable temperature [°F]: 464

View page

Universal 650 HV

Tunnel clearance width [in]: 26
Tunnel clearance height (standard) [in]: 16
Lenght of the heated tunnel hood [in]: 87
Continuously adjustable temperature [°F]: 464

View page

Which Shrink Tunnel Machine is Right for You?

There are several different types of heat shrink tunnels available, each designed to cater to specific needs and production volumes:

Compact Heat Shrink Tunnels: Ideal for small businesses or operations with limited space. These machines are perfect for lower volume production.
High-Speed Heat Shrink Machines: Designed for larger operations, these machines can handle high-throughput requirements while maintaining the integrity of the shrink wrap.
Conveyorized Heat Shrink Tunnels: Often used in larger-scale operations, these machines incorporate a conveyor belt to transport products through the shrink tunnel, ensuring continuous production without interruptions.
Infrared Heat Shrink Tunnels: These use infrared heat sources to shrink the wrap, offering faster and more energy-efficient shrink wrapping.

When selecting a heat tunnel shrink wrap machine, consider factors such as the type of products you’re packaging, production speed, space limitations, and energy efficiency to determine which machine is best suited for your needs.

Industries We Serve

Print and Paper

Food and Bakeries

Contract Packagers

Wood and Furniture

Cosmetics and Pharmaceutical

Ecommerce

Tire Wrapping Machines

Logistics

Common FAQs related to Heat Shrink Tunnel Machines

How does a heat shrink tunnel machine work?

A shrink tunnel machine works by passing products through a heated chamber. The heat causes the shrink wrap film to contract, tightly conforming to the shape of the product. The product then moves to a cooling section where the wrap solidifies, ensuring a secure and tamper-evident seal.

What is the difference between a heat tunnel machine and a shrink tunnel machine?

The terms heat tunnel machine and shrink tunnel machine are often used interchangeably. However, technically:

A heat tunnel machine refers to the equipment that generates and controls the heat.
A shrink tunnel machine specifically describes the machine’s function of shrinking film around products.
Both refer to the same type of machinery in the packaging industry.

What types of shrink wrap films are compatible with heat tunnel machines?

Heat shrink tunnels are compatible with several types of shrink wrap films, including:

Polyolefin (POF): Known for its durability, clarity, and flexibility.
Polyvinyl chloride (PVC): Lightweight and cost-effective, ideal for low-volume applications.
Polyethylene (PE): Best for heavier products due to its durability and strength.

How fast can a heat shrink tunnel machine wrap products?

The speed of a heat shrink tunnel machine depends on its size, power, and conveyor speed.

Small machines: Can handle 20–30 products per minute.
Industrial-grade machines: Can wrap up to 100 products per minute or more, making them ideal for large-scale operations.

What temperature is required for a shrink tunnel machine?

The optimal temperature for a shrink tunnel machine depends on the film type:

PVC film: 250°F – 300°F (121°C – 149°C)
Polyolefin film: 300°F – 375°F (149°C – 190°C)
Polyethylene film: 350°F – 400°F (177°C – 204°C)

Adjusting the temperature correctly ensures proper shrinkage without damaging the product or film.

What are common issues with heat shrink tunnels and how to fix them?

Common issues with heat shrink tunnel machines include:

Uneven shrinkage: Adjust temperature and airflow for consistent shrinkage.
Film wrinkling: Reduce conveyor speed or lower the tunnel temperature.
Poor sealing: Check if the film tension or sealing bar needs adjustment.
Product jams: Inspect the conveyor belt for obstructions or alignment issues.

What is the average lifespan of a shrink tunnel machine?

The average lifespan of a shrink tunnel machine is 8–15 years, depending on:

Frequency of use
Regular maintenance
Machine quality
Proper care and servicing can extend the machine’s lifespan significantly.