An automatic shrink wrapping system is a packaging system that moves products through the packaging process 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 consistent and professional-looking pack 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.

How Does Automatic Shrink Wrap Machinery Work?

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

The sealed product passes through a heated tunnel, causing the film to contract.

5. Finished Package

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

Why Use an Automatic Shrink Wrapping Machine?

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.

Uniform Pack Quality

The machinery applies consistent settings to each product. This creates a neat and uniform appearance.

Lower Operator Involvement

The machinery reduces the amount of hands-on packaging work. Employees can then spend more time on other tasks.

Added Protection During Distribution

Shrink film can help protect products from dust, moisture and tampering during warehousing and delivery.

Reduced Material Use

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

Machine settings and layout can be adapted for individual items, multipacks or larger product groups.

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:

• Manual wrapping takes up too much staff time
• Your required output is increasing
• Pack consistency varies depending on the operator
• You need greater output without adding more labour
• The production line requires continuous packaging

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.

Points to check include:

• Maximum operating speed
• Maximum product dimensions
• A reliable sealing system
• Compatible shrink films
• Adjustable temperature controls
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• Conveyor integration
• Simple operator 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 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. Some high-speed automatic side sealers can produce over 100 packs each minute when the application permits.

Automatic Shrink Wrap Machinery from Kempner

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.

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, some equipment can be changed over more quickly than others.

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.

Do automatic shrink wrap machines reduce packaging costs?

Cost savings may come from reduced manual work, steadier production and less wasted film. The machine must be specified according to the required packaging process.

Can automatic shrink wrap machines use sustainable films?

Depending on the application, modern systems may accept recyclable film, recycled-content film or some compostable materials. Suitability depends on the type of film, pack format and machinery specification.