What is plastic food tray?

With the increasingly progressive development of modern society today, the urgent needs of people are gradually enhanced. In order to promptly meet the needs of people, many products have been born and one of them is plastic food tray. Is the main topic that we will discuss in this article in which what is the plastic food tray? And what types do they include? Please read below.

1.What is plastic food tray?

Plastic food tray  is a tray made of plastic used to store cooked foods, fresh foods or dry foods such as cakes, rice, vegetables,... used by humans quickly and conveniently, most of these trays are usually used only once.

Image: Plastic food tray M6-black (HUNUFA)

 

2.Advantages of plastic food trays?

Thanks to the nature of plastic, this tray has the following advantages:
- This type of tray is produced in many beautiful designs that help to increase the aesthetic value of the products contained in them.
- This type of tray is designed very optimally, saving a lot of costs, preserving products well.
- Very reasonably priced, easy to recycle.
- Raw materials used to produce this tray are mainly PET, accounting for about 70%, PS accounting for about 15%, PP accounting for about 15%, so producing this type of tray according to consumer requirements is very quick and requires little labor. Thanks to that, the price of this product is very affordable.

Let's learn more about the production materials of this plastic food tray .

 

3.Raw materials for the production of plastic trays?

- PET plastic  (full name is PolyEthylene Terephthalate) is a plastic with high mechanical strength, good resistance to tear and impact force, moderate hardness. Transparent, glossy and smooth to the touch, it feels very comfortable. It is highly waterproof, but has the disadvantage of low PET plastic recycling of only about 20%.
- Products made from PET plastic are used to store fresh foods such as meat, fish, agricultural products such as vegetables, tubers, fruits, mushrooms, ... and foods that need to be stored in a cool environment.
- PS plastic full name is Polystyrene) is a type of plastic with better rigidity than PP plastic, often used for storage at minus temperatures below -25 degrees Celsius, not too safe for health and not suitable for use. Suitable for storing products with a temperature of 70 degrees Celsius or more.
- Products made from PS plastic are used to store cold foods such as cakes,...
- PP plastic (full name is Polypropene) is the most recommended plastic by experts to produce plastic trays because they have superior features in terms of food safety. They have high mechanical strength, quite rigid, do not stretch, have high temperature resistance and surface gloss, withstand negative temperatures below -25 degrees Celsius to 130 degrees Celsius, reusable, Has good impermeability to water vapor, grease, and other gases.
- Products made from PP plastic with good heat resistance are often used to store cooked foods such as fast food, rice or food such as cakes, prepared foods.

 Plastic tray M12 Black HUNUFA

 

4.Production process of plastic food trays?

The process to produce this type of tray consists of six steps:
- The first step is to prepare raw materials: From the original colorless plastic beads (pp, pet, ps,...) people will color the plastic beads with different eye-catching colors at the request of the user. consumption.
- The second step is spinning: after being colored, people will spin yarn in different sizes and diameters depending on the requirements of the intended use, to produce tough plastic fibers suitable for production. plastic tray.
- The third step is to mix additives: before being put into the production process, the plastic particles will be added with additives to increase other features such as to increase hardness, toughness, consistency. linked together.

 

HUNUFA MANUFACTURING FACTORY

- The fourth step is to press into the mold to shape: when the plastic particles have been processed and combined with additives, the next step will be transferred to the molding step to shape, this is a very important step to create Plastic tray shape, depending on the type of press, will produce products of different sizes.
- The fifth step is to cut the bavia: When it has been molded to shape, the product will have excess parts, then people will proceed to cut off the excess parts to make the product aesthetically pleasing and beautiful. more eyes.
- The sixth step is to inspect and pack the product: after it is completed, the product will be transferred to the stage of quality inspection and evaluation. Based on certain principles of quality standards have been set. Doing this step will help consumers receive products with the most quality and accuracy.

 

5.What types of plastic food containers are available on the market today?

On the market today plastic food tray is divided into seven types according to the data marked on the box:
- Plastic tray with symbol number 1 (with symbol PETE): made from polyethylene plastic that is usually used once, quite safe and does not cause adverse effects on health.
- Plastic tray with symbol number 2 (with symbol HDPE): made from high polyethylene plastic with a smooth surface, difficult for bacteria to accumulate and easy to recycle.
- Plastic tray with symbol number 3 (with symbol V): made from polyvinyl chloride plastic, not safe for health, limited to use.
- Plastic tray with symbol number 4 (with symbol LDPE): made from low density polypropylene plastic, which is quite safe but not recyclable.