An automatic shrink wrapping system is a packaging system that feeds products into the machine automatically. It then wraps each item in shrink film, seals the film and sends the pack through a heat tunnel.

Inside the heat tunnel, the film contracts tightly around the product. This produces a neat, secure package while reducing manual handling.

Unlike manual packaging systems, automatic machines are designed for continuous production. Once the correct settings have been entered, the equipment can maintain steady packaging quality during long production runs.

What Is the Automatic Shrink Wrapping Process?

Most automatic shrink wrap machines use a similar packaging process, even when their designs differ.

1. Products Enter the Machine

Products enter the machine by conveyor or through an integrated production line.

2. Shrink Film Positioning

Each product is surrounded by shrink film before it reaches the sealing section.

3. Sealing the Pack

The machine forms a precise seal around the product.

4. The Pack Enters the Heat Tunnel

Heat is applied as the pack moves through the tunnel, tightening the film around the product.

5. Pack Exit

The packaged item leaves the line ready for handling, delivery or presentation in a retail setting.

What Are the Benefits of Automatic Shrink Wrap Machines?

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.

Consistent Packaging

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.

More Controlled Film Consumption

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?

Businesses in a wide range of industries rely on automatic machinery for repeatable, high-speed packaging.

Typical sectors include:

• Food production
• Drinks and beverages
• Domestic products
• Books, magazines and other printed goods
• Pharmaceutical products
• General consumer products
• Manufactured components
• Retail multipacks

Depending on the machine configuration, shrink wrapping can be used for individual products, promotional packs or larger grouped items.

When Is It Time to Move to Automatic Shrink Wrapping?

Many businesses start with manual or semi-automatic equipment and move to automatic machinery as production grows.

You may need an automatic machine if:

• Manual wrapping takes up too much staff time
• Your required output is increasing
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• Packaging quality differs between operators
• You need greater output without adding more labour
• Products need to be wrapped continuously

For businesses with rising volumes, automation can provide steadier output with less operator input.

What Features Should You Look for in an Automatic Shrink Wrap Machine?

Machine selection should be based on product size, output targets and packaging requirements.

Useful machine specifications include:

• Maximum operating speed
• Supported product sizes
• Seal quality and reliability
• Compatible shrink films
• Adjustable temperature controls
• Conveyor integration
• Simple operator controls
• Low maintenance requirements

Some systems can also be customised for unusual product dimensions or specialist packaging tasks.

Automatic Versus Semi-Automatic Shrink Wrapping Machinery

With a semi-automatic machine, an operator usually has to place the product or begin one or more stages.

By comparison, automatic machinery completes most parts of the wrapping process by itself. They are therefore more appropriate for high daily packaging volumes.

This can provide faster production, repeatable pack quality and reduced manual work.

What Is the Operating Speed of an Automatic Shrink Wrap Machine?

The number of packs produced per minute depends on product dimensions, equipment settings and the type of wrap required.

Many automatic shrink wrap machines can produce approximately 25 to 40 packs each minute. For suitable products, high-speed side-sealing machines can process more than 100 packs per minute.

Why Choose Kempner for Automatic Shrink Wrap Machines?

Kempner has supplied packaging machinery and shrink wrap materials for more than 50 years. The company works with businesses across a broad range of sectors.

Available equipment includes compact sealers, automatic L-sealers, side-sealing machines and tailored systems.

Kempner also provides commissioning, servicing and technical support. These services are intended to help businesses maintain dependable machine performance.

Automatic Shrink Wrapping FAQs

Can one machine wrap several product types?

In many cases, yes. Most machines can be adjusted for different product sizes and formats. However, the time required to switch products varies by machine.

Are automatic machines only for large manufacturers?

It can be suitable for a small business with growing production volumes. Investment often becomes worthwhile when hand wrapping can no longer keep pace with orders.

Will an automatic machine save money?

They can reduce labour needs, improve efficiency and limit film waste when correctly specified. The machine must be properly selected for the products and production targets.

Are automatic machines compatible with recyclable shrink film?

Some automatic machines are compatible with recyclable, recycled-content and selected compostable shrink films. Suitability depends on the product, machine configuration and packaging requirements.