Flow Wrapping Machines Explained

A flow wrapping machine is an automated packaging system that wraps individual products in flexible packaging film. The machine forms a seal along the length of the pack and seals at both ends to create a closed package.The finished format is usually described as a pillow pack.Unlike manual packaging methods, flow wrapping machines are built for continuous production. This makes the equipment suitable for businesses that need to package large quantities efficiently.What Is the Flow Wrapping Process?A flow wrapping machine uses a continuous roll of flexible film to produce repeatable sealed packs.1. Products Enter the MachineProducts are carried into the machine by a conveyor or integrated feeding system.2. The Film Is Formed Around the ProductAs the item travels forward, the machine forms the flexible film around it.3. Sealing Along the PackA longitudinal seal joins the film beneath or above the product, forming a continuous tube.4. The Pack Is Sealed and SeparatedThe machine creates end seals and then separates each pack from the film web.5. Finished ProductOnce sealed and cut, the finished pack moves out of the machine ready for handling, delivery or sale.What Are the Benefits of Flow Wrapping Machines?Businesses often choose flow wrapping machines when they need faster production and repeatable packaging results.High Production SpeedsFlow wrapping machinery can process thousands of products every hour when the equipment and application allow.Uniform Seals and AppearanceEach product receives the same seal quality and presentation. This can help maintain a uniform brand appearance.Less Manual HandlingAn automated system reduces hands-on work throughout the wrapping process. Staff can therefore focus on other production tasks.Protection During Storage and TransportA closed flow-wrapped pack provides protection from dust, damp conditions, contamination and physical contact during distribution and storage.Adaptable Product HandlingModern machines can package many product sizes and shapes using different flexible films.Which Products Can Flow Wrapping Machinery Package?Flow wrapping machinery can be used for many food and non-food products.Common examples include: Individual or grouped biscuits Cakes, bread products and other bakery goods Sweets, chocolate bars and confectionery Fresh produce Frozen foods Medical products and devices Pharmaceutical goods Personal care products Domestic and consumer products Hardware components Its suitability for food and non-food applications makes flow wrapping a common packaging method in manufacturing.What Films Can a Flow Wrapping Machine Use?A flow wrapping machine can use several flexible packaging films depending on the product and application.Available film options include: Biaxially oriented polypropylene film Polyolefin film Polyethylene (PE) PET film The most suitable film depends on the product, required shelf life, desired presentation and production environment.Should Your Business Move to Automatic Flow Wrapping?Many businesses move to automatic flow wrapping when manual packaging begins to restrict production.A flow wrapping machine may be suitable if: Production volumes continue to increase Hand wrapping creates a production bottleneck Packaging quality varies between operators You need more repeatable packaging results Labour costs are increasing Automatic packaging can improve productivity while maintaining consistent pack quality.How Do You Choose a Flow Wrapping Machine?Several factors should be considered when selecting flow wrapping machinery.Specifications to review include: Maximum production speed Supported product dimensions Easy product changeovers Printed-film registration using photocells read more Integrated date or batch coding Compatibility with automatic feeding systems Clear operator controls Reliable sealing performance Your product range, packaging volume and projected demand should guide the final machine specification.How Do Flow Wrappers Differ from Shrink Wrap Machines?Both systems package products in flexible material, although their operating methods differ.A flow wrapper creates a closed pillow-shaped pack using continuous film.With shrink wrapping, the product is enclosed in film that shrinks when it passes through a heat tunnel.The choice will depend on the desired pack format, the product and how it will be stored or transported.Can Flow Wrapping Machinery Be Added to an Existing Production Line?Yes. Flow wrapping machinery can often be integrated with equipment already in use.Integration options commonly include automatic product feeders, conveyors and label applicators. This allows manufacturers to add automated packaging without making major changes to the full production line.Kempner Flow Wrapping SystemsKempner UK has more than 50 years of experience supplying packaging machinery and materials throughout the UK.The available machinery includes horizontal and vertical flow wrappers for food and non-food applications.Machines can be supplied with printed-film registration, optional coding systems and tailored configurations.Kempner also provides installation, commissioning, servicing and ongoing technical support. These services can help businesses support dependable long-term production.Flow Wrapping Machine FAQsWhat Is the Purpose of Flow Wrapping Machinery?A flow wrapping machine wraps separate products in flexible packaging film and produces closed pillow-shaped packs. These packs can protect products during storage, transport and retail display.Are Flow Wrappers Used for Food Packaging?Yes. Flow wrapping is widely used for many bakery, confectionery, snack and fresh-food applications. It provides secure and hygienic packaging.Are Flow Wrappers Suitable for Non-Food Items?Yes, they can. Manufacturers use flow wrapping machinery for medical items, pharmaceuticals, small components, personal care goods and household products.How Many Products Can a Flow Wrapper Package?The production rate varies according to product dimensions and machine specification. Many high-performance machines can produce several thousand sealed packs in an hour.

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