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. 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.

Increased Output

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 consistent finish across the production run.

Reduced Labour Requirements

Operators spend less time wrapping products by hand. Employees can then be assigned to other parts of the production process.

Added Protection During Distribution

The wrapped film provides a barrier against dust, moisture and interference during storage and distribution.

More Controlled Film Consumption

Current machinery often includes controls designed to limit excess film consumption. This can reduce waste while retaining reliable seals.

Common Uses for Automatic Shrink Wrapping Equipment

Many sectors use automatic shrink wrapping equipment to package goods quickly and consistently.

Common applications include:

• Food production
• Beverage production
• Household goods
• Books, magazines and other printed goods
• Pharmaceutical packaging
• Consumer goods
• Manufactured components
• Grouped retail packs

The equipment can be configured to wrap single products, promotional bundles and grouped goods.

When Should You Invest in an Automatic Shrink Wrap Machine?

A manual or semi-automatic machine may be suitable at first, but higher production levels can make automatic equipment more practical.

An upgrade may be worth considering when:

• Employees spend a large amount of time wrapping products manually
• Production volumes are continuing to rise
• Pack consistency varies depending on the operator
• The business needs to increase production without employing additional packaging staff
• The production line requires continuous packaging

Automatic machinery often becomes more efficient as packaging demand increases.

Key Features to Check Before Buying

The right machine depends on the products being wrapped and the requirements of the production line.

Important features to assess include:

• Production speed
• Maximum product dimensions
• A reliable sealing system
• Suitable film types
• Controllable tunnel temperatures
• Compatibility with existing conveyors
• Straightforward machine controls
• Servicing and maintenance needs

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.

Automatic systems handle almost the entire cycle with limited operator involvement. They are therefore often chosen for production lines processing large quantities of products.

Businesses gain more predictable output while relying less on hands-on packaging.

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 more info automatic shrink wrapping systems 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 UK 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.

Frequently Asked Questions

Can automatic machines handle different product sizes?

In many cases, yes. Many systems allow operators to change settings for different pack dimensions and product types. However, some equipment can be changed over more quickly than others.

Is automatic shrink wrap machinery suitable for small businesses?

Yes, particularly when a smaller company is increasing its output. Investment often becomes worthwhile when manual processes begin limiting daily output.

Do automatic shrink wrap machines reduce packaging costs?

A suitable machine may lower labour requirements, increase output and control material use. The machine must be specified according to the required packaging process.

Can lower-impact shrink films be used?

Depending on the application, modern systems may accept recyclable film, recycled-content film or some compostable materials. Suitability depends on the application and equipment settings.