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.
Where manual equipment depends heavily on an operator, automatic machinery is made for continuous output. Once the correct settings have been entered, the equipment can wrap products repeatedly using the same settings.
How Do Automatic Shrink Wrapping Machines 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. The Product Is Wrapped
The machine places shrink film around the item ready for sealing.
3. The Film Is Sealed
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. Finished Package
Once wrapped, the completed product exits the machine and can be stored, distributed or displayed.
Advantages of Automatic Shrink Wrap Machinery
Businesses use automatic shrink wrap machines for several practical reasons.
Higher Packaging Speeds
An automatic line can wrap products at a much faster rate than a manual system. This makes them suitable for medium- and high-volume production lines.
Uniform Pack Quality
The machinery applies consistent settings to each product. This creates a consistent finish across the production run.
Reduced Labour Requirements
Operators spend less time wrapping products by hand. Employees can then spend more time on other tasks.
Added Protection During Distribution
A close film covering helps shield products from dirt, damp conditions and tampering during handling, storage and transport.
Reduced Material Use
Current machinery often includes controls designed to limit excess film consumption. This can limit wasted material without weakening the seal.
Where Are Automatic Shrink Wrap Machines Used?
Businesses in a wide range of industries rely on automatic machinery for repeatable, high-speed packaging.
The machinery is often used in:
- Food manufacturing
- Beverage production
- Domestic products
- Printed materials
- Pharmaceutical packaging
- Consumer goods
- Manufactured components
- Retail multipacks
Depending on the machine configuration, shrink wrapping can be used for individual products, promotional packs or larger grouped items.
When Should You Invest in an Automatic Shrink Wrap Machine?
Many businesses start with manual or semi-automatic equipment and move to automatic machinery as production grows.
Signs that it may be time to upgrade include:
- Employees spend a large amount of time wrapping products manually click here
- Your required output is increasing
- Packaging quality differs between operators
- The business needs to increase production without employing additional packaging staff
- Products need to be wrapped continuously
Automatic machinery often becomes more efficient as packaging demand increases.
What Features Should You Look for in an Automatic Shrink Wrap 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
- Maximum product dimensions
- A reliable sealing system
- Compatible shrink films
- Adjustable temperature controls
- Compatibility with existing conveyors
- Straightforward machine 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 equipment still requires an operator to position products or start part of the wrapping cycle.
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 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.
Why Choose Kempner for Automatic Shrink Wrap Machines?
Kempner UK has supplied packaging machinery and shrink wrap materials for more than 50 years. The company works with businesses across numerous production environments.
Its machinery range includes compact automatic sealers, standard L-sealers, side sealers and custom-built systems.
Kempner also provides commissioning, servicing and technical support. These services are intended to support reliable long-term operation.
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, some equipment can be changed over more quickly than others.
Can a small business use an automatic shrink wrap machine?
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?
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 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 product, machine configuration and packaging requirements.