An automatic shrink wrapping system is a packaging system that feeds products into the machine automatically. 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.

Unlike manual packaging systems, automatic machines are designed for continuous production. Once the correct settings have been entered, the equipment can wrap products repeatedly using the same settings.

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

A conveyor automatically carries products into the wrapping equipment.

2. Shrink Film Positioning

Shrink film is positioned around each product before sealing begins.

3. Automatic Sealing

A sealing system joins the film securely around the item.

4. Shrinking the Film

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

5. Pack Exit

The finished pack leaves the machine ready for storage, transport or retail display.

What Are the Benefits of Automatic Shrink Wrap Machines?

Automatic shrink wrapping offers a number of practical benefits for production businesses.

Higher Packaging Speeds

Automated systems usually process substantially more packs than manual machinery. This makes them suitable for businesses with moderate or large production volumes.

Consistent Packaging

Every pack is wrapped using the same machine settings. This creates a neat and uniform appearance.

Lower Operator Involvement

Staff are not required to carry out every stage manually. Employees can then spend more time on other tasks.

Better Product Protection

A close film covering helps shield products from dirt, damp conditions and tampering during handling, storage and transport.

Lower Film Waste

Many modern machines include settings that reduce unnecessary film use. This can keep material use controlled while maintaining pack integrity.

Where Are Automatic Shrink Wrap Machines Used?

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

The machinery is often used in:

• Food manufacturing
• Beverage production
• Domestic products
• Printed materials
• Pharmaceutical packaging
• General consumer products
• Industrial components
• Grouped retail packs

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

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
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• The business needs to increase production without employing additional packaging staff
• 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:

• Production speed
• Supported product sizes
• Seal quality and reliability
• Suitable film types
• Controllable tunnel temperatures
• Compatibility with existing conveyors
• Straightforward machine controls
• Servicing and maintenance needs

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 shrink wrapping equipment and packaging materials for over five decades. The company works with businesses across a broad range of sectors.

Its machinery range includes compact automatic sealers, standard L-sealers, side sealers and custom-built systems.

The company offers commissioning, equipment servicing and ongoing technical help. These services are intended to help businesses maintain dependable machine performance.

Automatic Shrink Wrapping FAQs

Can automatic shrink wrap machines package different products?

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.

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.