What is food packaging? Types of food packaging

Food packaging is one of the most concerned products today. In addition to the aesthetics of the product, the packaging is also much related to product safety. Join us to learn more about food packaging!

1. What is food packaging?

Packaging is a special industrial product used to contain and pack food products, in order to protect the usable value of food, to facilitate the transportation, handling and ease. go hand in hand with the process of preservation and better food consumption.

In addition, food packaging in particular and other types of packaging in general are also a bridge between production and consumers. Packaging is a representative of a brand, a tool to represent images, as well as information of goods to convince consumers' choice and choice.

2. Types of food packaging

2.2 Food packaging materials made of foam, cardboard or plastic

For fresh foods such as meat, it is common to see food packaging materials such as baskets and trays made of porous, cardboard or plastic. This will allow the food to be kept in a solid base that can be covered with hard or flexible transparent plastic to allow consumers to inspect the food before buying.

Other foods that can be packaged in flexible food packaging materials for easier handling and more flexible packaging may also be useful for frozen foods.

For aseptic food packaging, they are available for products like pasteurized milk, canned food and soups. This packaging can be in the form of a jar or can and can be a cardboard box designed to have a stable price. However, the food inside may not be visible because the packaging needs to protect the food from light. Some other forms of stabilization are cartons used for orange juice, milk and other liquids that can be sold in fresh form.

For dry goods, cardboard boxes and plastic containers are very popular while processing foods like dried shrimp and scallops as they may need plastic or glass containers. These food packaging materials can keep food safe until use and can provide the opportunity to view food through packaging materials.

However, fresh foods such as meat and seafood are sold from the counter and can be packaged in paper food packaging and plastic packaging, plastic bags.

2.3 Types of food packaging made of aluminum

Another form of food packaging material is aluminum. Aluminum is the most common type, is inexpensive, easy to manufacture and environmentally friendly as they are made of recyclable and recyclable materials. This type of material is perfect for storing canned goods, fish and meat in pots as an inner lining for plastic bags or covers for food stored in plastic trays.

2.4 Food packaging materials made of PE, HDPE plastic

Low density PE polyethylene bags are used for heat sealing, odorless and shrink when heated. They have a good moisture barrier however they are also highly air permeable and oil sensitive. This material is less expensive than most food packaging materials, so they are widely used. High densities of polyethylene are often thicker, stronger, brittle and less flexible than low density polyethylene because they have lower permeability to moisture and gases. They are also resistant to chemicals and water-proof like HDPE bags.

2.5 Food packaging materials made of wood

Wooden food packaging materials are used to transport a wide range of solid and liquid foods including vegetables, fruits, beer and tea.

This material provides good stacking ability, mechanical protection and has a high weight ratio and durability.

The use of wood is still used for wines and spirits because the delivery of flavor compounds from wooden crates can improve the quality of the product.

An advantage for using wood food packaging materials is because they can hold foods together and protect them from being crushed.

2.6 Types of food packaging materials from wood and terracotta

Some other traditional food packaging methods still used in this era, such as leaves and earthenware. Leaf is from banana or lotus leaf, palm leaf. They are the most common and widely used leaves to pack foods like sour rolls, nuggets, etc. and some types of cheese or used to wrap seasonings. They are a great solution for quickly consumed products because they are always available and cheap.

Terracotta is also commonly used around the world to store solid and liquid foods like yogurt, beer and honey. They are made of wooden lids, leaves, plastic sheets, corks and other combinations of materials to seal the pots. The unglazed terracotta is well suited for cooling products like curd while glass pots for storing liquids like honey, wine and oil because they are sealed and moisture-proof if they are closed. private.