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Types of plastic bags

Types of plastic bags

2021-09-14 17:52:02

With the continuous upgrading of plastic bag production technology, plastic bags have not been invented as a single to meet the convenience of people to carry items.  In order to meet people's needs, all kinds of plastic bags begin to enter People's Daily life.  More and more kinds of plastic bags, today to give you a popular science.  

1.vest bag

Because its shape resembles the vest that people wear, so call vest bag also call vest bag, convenient bag and so on.  Mainly used in supermarkets, department stores, shopping malls, convenience stores, wholesale markets, grocery stores and other places.  Generally USES the PO production as the main material, vest bag making simple, widely used, has become indispensable in our daily life necessities, provides great convenience for people, but also cause the pollution of the environment at the same time, this country promulgated "plastic ban, it is prohibited to produce single under 2.5 silk vest bag, to limit the dosage of the vest bag.

2.Handbag shopping bag

Handbag shopping bag, advertising gift bag is generally PO (namely: HDPE high-density polyethylene) or PE (namely: LDPE low density polyethylene) made of plastic bags.  Bags made of PO material have lower gloss and a slightly hard texture. When you shake them gently, you can hear the sound of splash. Bags made of PF plastic packaging material have better gloss and a softer texture.  Use your hand to show it quietly.  These two kinds of materials are non-toxic and tasteless, sanitary and safe.  Plastic handbag is generally used in clothing, gifts, accessories, stationery and other industries, because of its fashion, convenient and good-looking, loved by users.  

3.Flat bag

Flat bag is generally used for industrial packaging, because the sealing method of different flat pocket can also be made into yuan line bag (R bag) is one of the most often customized plastic bag manufacturers, but also one of the largest amount of plastic bags.  

Since the glue bag;  Self-adhesive bag is also called sticky pocket, self-adhesive plastic bag.  Mainly used in stationery, jewelry, food and other industries.  Mainly OPP, PE as the main production materials, the printing effect of self-adhesive bag is very good, so it is suitable for processing into beautiful product packaging, such as card bag, garment bag, noodle bag, etc..  The product is very bright, is the most transparent plastic bag material type, made of self-adhesive bag like a mirror.  But the product is more brittle, toughness is not good enough, easy to tear, so the general use of adhesive paste in the form of sealing, product volume is relatively large or heavy weight, generally add environmental edge, prevent cracking.  

4.Female bag.  

The card head bag is generally divided into two parts, one is the bag and the other is the card head, the card head is equivalent to an "advertising space" for publicity or to attract consumers' desire to buy.  Bone bag;  Bone bag excellent sealing, acid and alkali resistance, non-toxic.  Function: dustproof, moistureproof and leakage proof.  Application: hardware, jewelry, electronics, medicinal materials, supermarkets, snack shops, tea, stationery, toys, printing, leather goods, etc.  PE bone glue bag for food, can prevent the fear of moisture snack food, medicinal materials to soften, maintain the essence of taste.  Such as baked potato chips, broad beans, biscuits, melon seeds, hemp, dangshen, platycodon, tianqi and other damp food medicinal materials, can also be used for tea.  

5.Hook bag and diagonal hanging bag,

flat hanging bag.  General dry clothing bag industry, common dry major brand clothing stores, dry cleaners, its main role is to play a dustproof, dustproof, waterproof and other functions, often used to suit, jacket and other clothes, generally common in dry cleaners.  Clothing stores and so on.  

6.Bubble bag

Bubble bag is made of low density polyethylene, which is a kind of transparent flexible packaging material commonly used at present.  It is widely used.  Its principle is to form a bubble with empty membrane sentence to prevent the impact of the product, to ensure that the product is vibrating to play a protective role, but also has the effect of thermal insulation, suitable for all walks of life of different products packaging or turnover!  Because the air cushion film middle layer is full of air, so the body is light, elastic, with sound insulation, shockproof, anti-wear performance, it is waterproof, moistureproof, pressure resistance.  

7.Square bag

Square bag is also known as square bottom bag by LDPE (high pressure low density) and LLDPE (linear low density) through the film blowing machine blowing tube material, and then through the bag making machine sealing bag of plastic packaging bag, can also be directly sold by the customer in use according to the need to cut sealing.  PE bag can be divided into flat pocket, folding bag and square bottom bag according to the production process;  According to whether printing can be divided into blank bags and printing bags;  According to whether antistatic can be divided into ordinary and antistatic two.  Product performance: the material feels soft, the thickness can be adjusted freely.  

8.Express bag

Express bag classification has express plastic bag, express document seal, express bubble bag, express bone bag and so on.  Express bag in the market there are two categories: one is the new material express bag (such as SF express bag, fedex bag, housing express, etc.), the other is the raw material express bag (such as the united Haotong and other small express companies use the express bag)  

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