An automated shrink wrapping machine is a packaging system that automatically receives products from a conveyor or production line. It then positions shrink film around each product, seals the film and sends the pack through a heat tunnel.

The heat tunnel causes the film to shrink closely around the item. This produces a secure and tidy finish while limiting the amount of manual work required.

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.

How Do Automatic Shrink Wrapping Machines Work?

Although machine designs vary, most automatic shrink wrapping systems follow the same main stages.

1. Automatic 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

There are several reasons why manufacturers choose automatic shrink wrapping equipment.

Increased Output

An automatic line can wrap products at a much faster rate than a manual system. This makes them suitable for production environments that require steady or high output.

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.

Protection for Stored and Transported Goods

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

More Controlled Film Consumption

Automatic systems can regulate film use more closely than manual wrapping. This can limit wasted material without weakening the seal.

Common Uses for Automatic Shrink Wrapping Equipment

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
• Production volumes are continuing to rise
• Packaging quality differs between operators
• You need greater output without adding more labour
• 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.

Useful machine specifications include:

• Maximum operating speed
• Supported product sizes
• Seal quality and reliability
• Suitable film types
• Controllable tunnel temperatures
• Compatibility with existing conveyors
• Simple operator controls
• Low maintenance requirements

Machinery may be adapted for non-standard pack sizes and specific applications.

How Do Automatic and Semi-Automatic Machines Differ?

Semi-automatic systems depend on staff to carry out certain parts of the packaging process.

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.

How Many Packs Per Minute Can an Automatic Machine Produce?

Operating speeds differ based on the product, machinery configuration and complexity of the packaging process.

Many get 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.

Automatic Shrink Wrap Machinery from Kempner

Kempner has supplied shrink wrapping equipment and packaging materials for over five decades. The company works with businesses across many different industries.

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 support reliable long-term operation.

Questions About Automatic Shrink Wrap Machines

Can automatic shrink wrap machines package different products?

Yes. Automatic equipment can often be configured to handle several product formats. However, changeover times depend on the machinery.

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.