Illig develops cup-in-cup system for salad

Illig presents a hygienic, three-part salad cup system made of APET. The container for the dressing, which is inserted into the salad cup through a holder on the inside, does not need its own lid.
illig cup-in-cup system illig cup-in-cup system
New ready-to-eat salad bowl system consists entirely of APET (Image: Illig Maschinenbau)

Illig presents a hygienic, three-part salad cup system made of APET. The container for the dressing, which is inserted into the salad cup through a holder on the inside, does not need its own lid.

The three-part packaging system realised for Hotpack Packaging Industries LLC, Dubai, is volumetrically variable and consists of a salad cup, a tight-fitting lid and a container for dressing that is also integrated into the lid on the inside. All parts are made of APET. The complete mono-material packaging can simply be recycled after use. become. The trick to the packaging is the round holder moulded with undercuts on the inside, which enables a smaller container to be used safely.

Illig went through its "Pactivity 360" process together with the customer for this application. The tool and production system was implemented under the umbrella of Toolsys tool development. All the necessary processes, from creating the application profile, through design and production, to commissioning the complete thermoforming system, including the tool set, were carried out from a single source.

Cup-in-cup system reduces the amount of material used

Compared to other salad cup packaging, the packaging system for salad preparations implemented by Illig not only takes into account the aspects of Design for Recycling (D4R) for environmentally friendly reutilisation in recycling, but also material usage is reduced due to the elimination of a separate dressing cup lid. Illig supported Hotpack Packaging Industries in the realisation of the project from the very beginning through the packaging development process "Pactivity 360" accompanied.

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The idea: hygienic, stackable and easy-to-use packaging for ready-made salads. The result: a mono-material system, produced in a resource-saving way, easy to recycle, stack and transport. The lid with a diameter of 122 mm made of 0.4 mm thick APET film fits onto cups of the appropriate diameter with different draw depths. So that the sales volume can be flexibly adjusted depending on the product variant. Illig has realised the mould for the lid with undercuts for integrating the dressing container. The 20-cavity lid mould is already in use at the customer on an Illig production system. IC-RDK 80 in use and produces over 40,000 lids per hour.

The packaging system meets high hygiene standards, Dressing and salad can be filled contact-free. And the packaging is practical, as the lid is easy to open and the dressing container is clean and easy to remove. Another advantage is the inner cup, which is held securely in place during transport. This protects the pressure-sensitive salad leaves.

Source: Illig