An automated shrink wrapping machine is a packaging system that automatically receives products from a conveyor or production line. It then covers the product with shrink film, seals the film and sends the pack through a heat tunnel.
As the pack travels through the tunnel, heat makes the film contract around it. This produces a neat, secure package while reducing manual handling.
Automatic machines differ from manual systems because they are built for ongoing production. Once the correct settings have been entered, the equipment can package products consistently throughout the working day.
What Is the Automatic Shrink Wrapping Process?
The exact machinery may vary, but the basic shrink wrapping process is usually similar.
1. Product Feeding
Products are transferred into the machine using a conveyor system or connected production line.
2. Film Wrapping
The machine places shrink film around the item ready for sealing.
3. Sealing the Pack
The machine forms a precise seal around the product.
4. Heat Tunnel
The wrapped item travels through a heat tunnel where the film shrinks.
5. The Completed Pack
The packaged item leaves the line ready for handling, delivery or presentation in a retail setting.
Advantages of Automatic Shrink Wrap Machinery
Businesses use automatic shrink wrap machines for several practical reasons.
Faster Production
Automatic machines can package far more products than manual equipment. This makes them suitable for medium- and high-volume production lines.
Repeatable Results
Each item passes through the same controlled wrapping process. This creates a reliable and repeatable pack appearance.
Less Manual Handling
Staff are not required to carry out every stage manually. Employees can then focus on other production duties.
Protection for Stored and Transported Goods
A close film covering helps shield products from dirt, damp conditions and tampering during handling, storage and transport.
Lower Film Waste
Automatic systems can regulate film use more closely than manual wrapping. This can limit wasted material without weakening the seal.
Which Industries Use Automatic Shrink Wrap Machinery?
Automatic shrink wrap machinery is used across many industries because it combines speed with consistent pack quality.
Typical sectors include:
- Food production
- Drinks and beverages
- Domestic products
- Printed materials
- Pharmaceutical products
- General consumer products
- Industrial components
- Retail multipacks
Depending on the machine configuration, shrink wrapping can be used for individual products, promotional packs or larger grouped items.
Should Your Business Upgrade to an Automatic Machine?
Companies often begin with manual or semi-automatic systems before upgrading when output rises.
Signs that it may be time to upgrade include:
- Employees spend a large amount of time wrapping products manually
- Production volumes are continuing to rise
- Packaging quality differs between operators
- The business needs to increase production without employing additional packaging staff website
- Products need to be wrapped continuously
As production grows, an automatic system can provide greater efficiency and more predictable output.
How Do You Choose an Automatic Shrink Wrapping Machine?
Different businesses need different machinery, so the correct system will depend on your products and production process.
Important features to assess include:
- Maximum operating speed
- Supported product sizes
- Seal quality and reliability
- Suitable film types
- Controllable tunnel temperatures
- Compatibility with existing conveyors
- Straightforward machine controls
- Low maintenance requirements
Custom configurations are available for unusual products or specialist production requirements.
How Do Automatic and Semi-Automatic Machines Differ?
Semi-automatic equipment still requires an operator to position products or start part of the wrapping cycle.
An automatic shrink wrap machine performs nearly every stage without direct operator input. They are therefore better suited to businesses producing hundreds or thousands of packs each day.
The main results are higher throughput, greater consistency and less operator involvement.
How Fast Can Automatic Shrink Wrap Machines Operate?
Production speed varies according to product size, machine layout and packaging complexity.
Many automated shrink wrapping machines can produce between 25 and 40 packs per minute. High-speed automatic side sealers may exceed 100 packs per minute in suitable applications.
Kempner Automatic Shrink Wrapping Systems
Kempner has supplied packaging machinery and shrink wrap materials for more than 50 years. The company works with businesses across numerous production environments.
The range covers compact automatic machines, L-sealers, side sealers and systems built for specific production needs.
Support services include installation commissioning, maintenance and technical assistance. These services are intended to keep packaging equipment working reliably over the long term.
Questions About Automatic Shrink Wrap Machines
Can automatic machines handle different product sizes?
Yes. Many systems allow operators to change settings for different pack dimensions and product types. However, changeover times depend on the machinery.
Can a small business use an automatic shrink wrap machine?
Automatic equipment may suit a small business when packaging demand begins to rise. Investment often becomes worthwhile when manual packaging starts to restrict production.
Can automation lower shrink wrapping costs?
Cost savings may come from reduced manual work, steadier production and less wasted film. The machine must be matched correctly to the application.
Can automatic shrink wrap machines use sustainable films?
Some automatic machines are compatible with recyclable, recycled-content and selected compostable shrink films. Suitability depends on the type of film, pack format and machinery specification.