Insect-proof door curtain tells the precautions for purchasing fast doors?

The profile of the door frame of the high-speed door usually includes cold-rolled steel plate, aluminum alloy and stainless steel. Of course, aluminum alloy and stainless steel materials are more expensive than cold-rolled steel sheets.

2021

The structure and characteristics of the free anti-collision door

Speaking of free anti-collision doors, we often encounter such free anti-collision doors in our daily life. Especially in public places, there are many people, heavy traffic, and people coming and going. For safety protection measures, free anti-collision doors are specially installed to ensure the safety and effective isolation of the place. There is no switch, and it will be closed immediately after use. Everything is free. . The content of this session mainly explains the structure and characteristics of the free anti-collision door.

2021

Application of free anti-collision door

Free anti-collision doors can be seen everywhere in life. Most of the unfamiliarity is because we often see and touch them frequently, but we don’t know that they are called free anti-collision doors. This is the most common illusion. In fact, free anti-collision doors are distributed everywhere in hospitals, schools, factories, residential corridors, and large shopping malls. Next, I will introduce the application of free anti-collision doors.

2021

A brief introduction to hard fast doors

The hard fast door, also known as the aluminum alloy quick-opening door, is a new type of anti-theft, high-temperature isolation metal quick-opening door, which is reliable, practical and easy to operate. Hard fast door curtain body Constrained door curtain mechanism is divided into: aluminum alloy door curtain, soft connecting strip, guide wheel, etc., several parts of load-bearing rubber chain: 1-200mm thick aluminum alloy door curtain, the surface is treated by anodic oxidation and organic coloring, and the tensile strength is 230 b/ MPA and above comply with GB/T5237.1-5-2000 standard, the bus color is gray,

2021

Advantages of stainless steel free doors

Stainless steel free doors, also known as two-way access doors and impact doors, are special doors used in many factories, supermarkets, and restaurants. Because it can be opened in two directions and automatically reset, it is convenient for people and vehicles including goods to pass quickly, and no one is responsible for opening and closing the door, saving time and effort. Comply with food industry hygienic standards. Both sides are made of acid and alkali resistant 304 stainless steel plate. The sandwich wood is specially treated to make the door anti-corrosion and moisture-proof, which can meet any cleaning requirements. However, traditional wooden doors and aluminum doors have no obvious function in this regard and cannot be cleaned at will. In addition, compared with traditional doors, stainless steel free doors are much thinner and more convenient

2021

Some matters needing attention in stainless steel free door

In order to prevent the accumulation of stains on the surface of the stainless steel free door, rough surfaces such as scratches on the surface of the stainless steel door must be cleaned mechanically, and the cleaning can be polished with a grinding disc. Stainless steel free doors, especially in some damp places in the kitchen, are prone to rust spots, especially if the surface is seriously polluted. Therefore, the surface of the stainless steel free door should be wiped clean after work, and the thoroughly cleaned surface should be verified by iron test and water test.

2021