There are many types of plastic boxes: food boxes, plastic lunch boxes, food trays, storage boxes, plastic fresh-keeping boxes, double-fold boxes, transparent cylinders, etc. The following is an introduction to the classification of common plastic boxes:
1. Plastic lunch box
The plastic lunch box is a plastic container made of food-grade plastic raw materials for the convenience of us taking out food. It is a very common household plastic product in our daily life, and it is an indispensable plastic container for picnics or hiking. As consumers pay more and more attention to health, people are concerned about the health of the materials used in the plastic lunch box itself. Hygienic and safe materials, such as PC materials, PE materials and PP materials, are harmless to the human body. The more common plastic lunch box materials are PP materials.
2. Plastic fresh-keeping box
The plastic fresh-keeping box is a plastic container made of food-grade plastic raw materials for the convenience of food preservation, packaging and heating. It is a household plastic product that is ubiquitous in our daily life, and it is an indispensable plastic container in household food storage.
3. Plastic storage box
In daily life, the commonly used plastic storage box is made of PP material. The characteristic of the plastic storage box is that the upper and lower lids are connected together, the buckle and lock are closed, and the movable handle is incorporated into the groove, which is convenient to carry, beautiful in appearance, and in line with the new trend. Its transparency can effectively display the items contained inside, thereby greatly increasing the ornamental nature. The advantage of the plastic storage box is that it is durable, not afraid of water, and easy to scrub.
4. Transparent cylinder and folding box
Polyvinyl chloride, a hard blister sheet made of this material, is used in a large amount. Due to its good transparency and easy forming characteristics, it is mainly used in the packaging of small commodities in supermarkets. Compared with other plastic materials, its cost is relatively low. And it is also suitable for heat sealing with ordinary high frequency machine to form a sealed double blister package.
5. Blister tray and blister inner support
Blister trays are also called blister inner trays, blister inner linings, blister bases are a kind of blister products that play the role of containing, separating, supporting, shock-proofing and setting off, such as: biscuits, moon cakes, etc. Oral liquids, cosmetics, and internal plastic boxes for mobile phone packaging are often used as plastic trays for storing and transporting parts in industrial production. When applied in the food and pharmaceutical industries, environmentally friendly materials are mostly used: HIPS, BOPS, PP and PET.
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