Tray of food sealing: Discovering its secrets

One of the secrets to food preservation is Tray sealing, it is a technique that ensures perishable products are kept safe for long periods of time. For this reason, it is a widely accepted method in the food world. It is typically used to sell raw products such as meat and vegetables, as well as processed products such as sandwiches and cut fruit. To take advantage of it, you must have a Tray sealer on your premises and, most importantly, have the best Tray seal containers suitable for protecting the food you sell in your business. 

Follow us to learn about the secrets, types, methods of making food Tray sealing and some of the benefits of this technology. Food Tray sealing is the process of packaging products with the help of a Tray sealer after applying Tray  and pressure to a plastic film. Tray  sealing is used to insulate packaged products from harmful substances such as mold or bacteria.

Types of trays sealing machines

There are many types of food Tray sealing. Depending on the type of food you want to preserve, different sealing systems are used to ensure the preservation of food. Among the types of Tray sealed food, we can mention:

Hot and cold sealing

Cold and Tray sealing techniques do not use Tray, but instead require pressure to seal plastic containers. Hot and cold seals are commonly used to preserve meat, chocolate and ice cream.

Tray seal

Tray sealing is one of the main techniques used in the market to preserve food. To Tray  seal food, Tray and pressure are required so that the thermoplastic shrinks, removing air from the plastic film or tray. There are several categories of Tray  sealing which can be used according to the user’s preference, they are: continuous, pulsed, induction, hot wire or hot rod Tray sealing.

Tray sealed in a bag

Pouch Tray sealing is a technique used to package food and preserve non-perishable products such as grains and grains. Bag Tray sealers require Tray and pressure to seal Tray sealable plastic films.

Vacuum Tray sealing

Vacuum Tray sealing is a technique that allows food to be kept longer. With this type of Tray  sealing, the smell, color and flavor of the food can be preserved after the air inside the container has been completely eliminated.

How is Tray sealing done?

As a food preservation technology, Tray sealing will be carried out through automatic, manual and semi-automatic three sealing processes according to production needs.

Automatic Tray sealing

Automatic Tray sealing is used for mass production, providing sealing of containers to food and automatic output in three simple steps. An employee introduces a tray with food into the Tray  sealer. Tray  sealers wrap food trays in plastic film, seal and cut the film. After this process, the machine ejects the Tray -sealed container.

Manual Tray sealing

Manual Tray sealing requires more work and attention. It is used for small-scale seal production. Manual Tray  sealing is performed by a different process than automatic sealing. Employees introduce Tray Sealing Machines of food into the machine. The plastic film is then placed on the tray and the operator lowers the board. Finally, the film is automatically sealed and cut by the Tray  sealer, the plate is lifted, and the Tray -sealed container is taken out.

Semi-automatic Tray sealing

Semi-automatic Tray sealing is considered a process involving both automatic and manual Tray  sealing processes. An employee introduces a tray with food into the Tray  sealer. The Tray sealer is wrapped in plastic film. The operator puts down the printing plate, and the machine automatically seals and cuts the plastic film.

Gas jet Tray sealing

Tray sealing technology with gas jets is an option for vacuum packaging that keeps the properties of the food intact. This preservation process is carried out by injecting a certain amount of inert gas into the tray, sealing the upper layer of the plastic film to maintain the beauty of the packaged food.

Containers that can be used in a process

Between them we have:

• Cellulose Pulp Packaging
• PEP container
• Container
• Gourmet Container
• polypropylene container

How about a Tray sealer?

Among the main features of the Tray  sealer, we can mention:

• They are suitable for any type of Tray  seal packaging.
• The Tray  sealer is easy to clean and maintain.
• It has a wide variety of accessories and mechanical parts to keep it in top shape.
• It provides various properties to facilitate the Tray  sealing process of food products.
• It guarantees the preservation and protection of food during transportation from the factory to the destination store.