Why are freezer glass doors commonly used in supermarkets and convenience stores?

The current refrigerated display cabinets all use glass doors, do you know what the glass doors are like? At present, most of the glass doors of display cabinets are made of insulating glass. The refrigerated freezer and freezer in the refrigerated display cabinet need to use insulated glass doors. The insulated glass door is mainly composed of two parts: open frame glass door and invisible frame. Glass door. It can be seen from the title that the structure and function of the two are very different.

First, although the door is surrounded by structural strips, it is not hidden.

Its main body is the main body, and the invisible frame glass door is completely covered by the outer glass, so it is called an invisible frame glass door.

Secondly, the production process of the two is different. The main purpose of open structural glass I] is to fully embed the insulating glass in the door structure by using the card slot on the door structure.

The difference between different open glass doors is that after the basic production of open glass doors, some metal or plastic door models are added, and invisible frame glass doors are used to form a whole piece of glass. The front panel does not use metal or Plastic door frames, such as open-frame glass.

It mainly uses the printing method of two outer layers of glass to achieve decoration and beauty. Moreover, the hollow glass structure of the transparent glass door is flush, while the hollow glass structure of the invisible glass door is rough, which is an important difference between the open structural glass door and the invisible structural glass door.

However, although there are many differences in the structure of the two, their purpose is to play a decorative, aesthetic, thermal insulation, easy to clean and clean, durable effect. In addition, they also have many similarities in classification: transparent structural glass I and invisible glass [doors can be divided into single-layer insulating glass and double-layer insulating glass according to the number of insulating layers.