Detailed explanation of thermoforming process and catering packaging
Release time:
2025-01-10
Hotspot 1 can be reused
The adverse impact of packaging on the environment is most important in three directions: recycling, reuse, and weight loss. If disposable packaging can be easily reused, it is undoubtedly a great contribution to environmental protection.
New ProView product line
Genpak's latest ProView line, designed for a variety of food applications and eating occasions, is a microwave container for food delivery, takeout, dining, buying and more. Transparent LIDS provide a high level of unmatched clarity for order accuracy, personal branding and clear labeling. They are also equipped with breathable covers that can be used in humidity control technology for fresh food. The packaging is composed of thermoformed polypropylene material to meet the needs of a range of food businesses seeking optimal strength and style.
ProView Closed containers and PV205 all-purpose containers are designed for reuse and are both dishwasher safe and recyclable, making them a choice for environmentally concerned people.
Genpak is not only committed to providing high quality containers, but also strives to provide high quality packaging for food packaging companies.
Hot spot 2 is resistant to both high and low temperatures
Many food packages need to be refrigerated for freshness and reheated for a more comfortable eating experience.
Straight from the fridge to the oven
Crystalline polyethylene terephthalate (abbreviated as CPET) is an economical alternative to aluminum discs. Ferch Plast A/S has been manufacturing plastic packaging from CPET since 1986 and is a particularly popular product in the UK. Thomas Lynggaard, materials specialist at FtrchPlast, explains: "The UK is a big market for ready meals and CPET trays are a very widely used package as consumers can put CPET trays straight from the fridge into the oven. The operating temperature of this plastic is -20℃ to 220℃."
CEPT has many more advantages. Aluminum discs are prone to deformation, but CPET discs return to their original shape after being subjected to impact. In addition, aluminum discs do not have the same high design freedom as CPET discs because the material stability is too poor to be used in multi-cavity discs.
Thomas Lynggaard said: "CPET is extremely flexible because the material is so formable that multi-cavity discs can be designed. It is beneficial if the dish is designed to contain fast food with meat and vegetables, as the quality of the vegetables will be improved by storing them in a separate chamber."
CPET plates can also be manufactured in two colours. This makes the product more aesthetically pleasing compared to traditional aluminum plates, while color printing and logos are optional to differentiate the product on store shelves. In the UK fast food market, two-colour CPET plates are already a direct way for food producers to increase sales.
The technology used by Farch Plast to produce CPET plates is, as the name suggests, a crystallization process. While ordinary PET plastic discs are made by heating the film and then forming it to the desired size in a molding machine before cooling it, the forming process for CPET is much more complex.
Thomas Lynggaard explains: "During the production of CPET discs, the material undergoes a special crystallization process, which makes it dimensional stable and can be used at temperatures up to 220 ° C. If the material is not processed, its maximum service temperature is only 70 ° C."
CPET is also suitable for sustainable packaging solutions, as the product mainly contains recycled PET, which is recycled from plastic bottles and other products. These recycled materials are cleaned to ensure that they are approved for use in food applications. Replacing PET with recycled PET can reduce carbon emissions by 50%, and all plates containing recycled PET come with a top layer as a functional barrier to provide food.
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