According to statistics, in the first half of the year, the average net profit rate of China’s 23 major automakers listed companies was 5.46%, while the number of parts and components listed companies was 7%, which exceeded the total vehicle listed companies.
Aluminum Alloy Rolling Shutter Foaming door
The simple hard fast door sets environmental protection, energy saving, sealing, high efficiency, wind resistance, durability, anti-theft in one. The new metal industrial door type with high-speed partition, the door adopts unique heat insulation structure design, featuring good heat preservation effect, light door body, high strength and fast speed. With this type of door, each time the door is opened and closed, the energy consumption of the enterprise can be saved by about 80%.
The door is widely used in industrial plants in Europe and the United States, easy to use, easy to operate, reliable, and beautiful in appearance. The product is highly reliable, practical, easy to operate and low maintenance costs, and provides a full year warranty after installation. The control system uses the new cutting-edge DSP chip in the field of industrial control as the core, ensuring that there are more than 150,000 fault-free actions per year in the application.
1) Control System
Simple hard fast door adopts special control system, adopts servo special control box, two-phase 220-three-phase 380V-power 0.75-1.5-2.2KW, control box with main power control switch, emergency stop button, manual automatic conversion button , manually control the up and down buttons. Precise control of the opening height of the door.
stainless steel high speed door,roller shutter door , door , Aluminum alloy panel roller shutter door
SHENZHEN HONGFA AUTOMATIC DOOR CO., LTD , https://www.hongfafrud.com