The composition of the inner layer of the tea packaging bag According to the introduction of the tea packaging bag manufacturer YLTpacking packaging bags, most of the tea packaging bags on the market are made of aluminum foil bags, of course, there are also a small part of kraft paper. Aluminum foil tea packaging bag […]

First: First of all, you need to know what kind of material you need to customize?If the general handbag is mainlyHDPEandLDPE.HDPEIt is high-density polyethylene, Chinese is high-density polyethylene, commonly known as low-pressure ethylene;LDPEIt is low density polyethylene, Chinese is low density polyethylene, commonly known as high pressure ethylene.HDPEThe performance is relatively hard, the application is […]

Printing machinery refers to the general term for machinery and equipment used to produce printed matter. Printing machinery can be divided into five categories: letterpress, flatbed, gravure and special printing machines. Each category can be made into different types of printing machines according to structure, printing format, and number of colors. For example, four-color printing […]

The interface formation process and interface action mechanism of the composite materials tell us that the mechanism process of the composite bonding of the tea packaging bag material substrate is very complex. Combined with the bonding process, the bonding process of the tea packaging bag packaging composite materials generally includes: 1. Surface treatment of the […]