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Material difference of flat mouth plastic bag

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Material difference of flat mouth plastic bag

Release date:2018-04-18 Author: Click:

Plain mouth plastic bags are commonly used in supermarkets and shopping malls, and ordinary people in life are also indispensable to use these thin film bags. Usually, there are tens of thousands of customized shopping bags like shopping malls, because of the special nature of plastic films, the price of plastic bags needs mass production.

General customers custom-made plastic bags of flat mouth plastic bags are supermarket shopping bags, clothing handbags, vest bags, food bags and so on, although collectively called plastic bags, but their material quality is different, the following detailed explanation.

lastic bag printing

The first one is low pressure polyethylene material. It has better tensile strength and hardness, and its color is bright. It is mainly used for making supermarket vest bags and custom-made shopping bags.

The second kind is high pressure polyethylene material. It is soft, smooth, flexible and bright, and the color and lustre is brighter than low pressure material. It is the first choice for most clothing bags and gift bags. The grade of the plastic bag is generally higher than the low pressure film material.

The third kind is PVC material, which itself has high strength, corrosion resistance and non flammability, but in order to strengthen the plastic bag in heat resistance, toughness, ductility and so on, some toxic auxiliary materials such as plasticizer, stabilizer and antiaging agent are added in the process of production. Therefore, it is not suitable for food packaging. It is often used in cosmetics packaging and box packaging.

The fourth kind is polypropylene material, its density is small, strength stiffness, hardness and heat resistance are superior to low pressure material, but it is easy to break, easily aging and not wear resistant, so it is used in clothing packaging and textile packaging.

The above are the commonly used plastic bags, they make different quality plastic bags and different uses, of course, different materials of plastic bags can not be confused, because some of the plastic bags contain toxic chemicals, such as PVC plastic bag food will rot food.

Although the use of plastic bags of different materials is different, we should bear in mind that we should cherish the environment and protect the nature. We should not confuse the use of them or throw them away.

URL of this article:http://en.ykwxsl.com/news/379.html

Key words:Plasticbagprice,Plasticbagproduction,lasticbagprinting

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Tel: 18041741177

Fax: 86-417-7246677

Mobile phone: 13840777284 

                      18841715007

Mailbox: sales@ykwxsl.com

Web site: www.ykwxsl.com

Address: Guantun Village, Lutun Town, Bayuquan District, Yingkou City, Liaoning Province

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