What are the packaging materials? What are the types of packaging materials?

Packaging materials can be seen everywhere in our daily life, such as plastic wrap, transport packaging molds, etc. What are the packaging materials? What kinds of packaging materials are often used? What are the uses? With these problems, the following printing and packaging network for details instruction of.

What types of packaging materials are there?

1, paper packaging materials

Paper packaging materials are widely used, especially in everyday life, such as dryer wrapping paper, kraft paper, honeycomb paper core, etc.

2, plastic packaging materials

Plastic packaging can be said to be everywhere. Different types of plastic packaging materials need to meet different requirements. Plastic packaging materials used in the food industry need to meet relevant industry standards, such as the following standards:

1 polyethylene terephthalate content should be met within a certain value;

2 resin raw materials, that is, PET, can not add color mother oil;

3 pigment additives should not exceed the specified standard values;

4 Do not add bleach to the packaging materials;

3, glass packaging materials

The glass is mainly formed of silica, and other morphological chemicals are also used; the glass packaging materials often used in the day mainly include glass bottles, glass jars, glass boxes, and the like;

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Under Eye Pad

Do under-eye pads work? yes.The benefits of choosing a high-quality under Eye Gel Pad,under eye pads,under eye pads foe lash extensions.
1. It must be a light-colored eye patch, because it is easier to see the eyelashes.

2. With marking function. In the process of beauty eyelashes, the eyelash artist will mark the conceived beauty eyelash styles on the eye stickers according to the length change to ensure that the expected style is