An automated shrink wrapping machine is a packaging system that automatically receives products from a conveyor or production line. 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 secure and tidy finish while cutting the need for hands-on wrapping.
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 package products consistently throughout the working day.
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. The Pack Enters the 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.
Faster Production
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 reliable and repeatable pack appearance.
Less Manual Handling
Operators spend less time wrapping products by hand. Employees can then focus on other production duties.
Protection for Stored and Transported Goods
A close film covering helps shield products from dirt, damp conditions and tampering during handling, storage and transport.
More Controlled Film Consumption
Automatic systems can regulate film use more closely than manual wrapping. This can limit wasted material without weakening the seal.
Which Industries Use Automatic Shrink Wrap Machinery?
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
- Your required output is increasing
- Packaging quality differs between operators
- 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:
- automatic shrink wrap machine
- Maximum operating speed
- Supported product sizes
- A reliable sealing system
- Compatible shrink films
- Adjustable temperature controls
- Conveyor integration
- Simple operator controls
- Low maintenance requirements
Machinery may be adapted for non-standard pack sizes and specific applications.
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.
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 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.