1. Environment temperature -20~50

2. Relative humidity: no more than 90%;

3. There shall be no flammable, explosive and corrosive gases in the surrounding working environment;

4. The altitude of the site is GB755-2000;

5. Anti-corrosive products should be used for outdoor rain or snow erosion or corrosive gases and media.

Overall Dimensions


Technical data, dimension table(mm)

Instruction for use: 
In terms of additional device, the users had better have notion that drive system, which is equipped with fall delay valve, can not only realize closing delay, but also avoid mirror;
In terms of working condition, the user should take note of the adaptive operating duty, which is both intermittent and continuous form.
Extra Service: ,
After the production capacity is utilized, we will ship the goods nationwide, and the price of the products is reasonable;
Our goods are available from stock, whose samples agree with the original patterns, and the shelf life is one year.
Date of delivery: 
It is so accurate and punctual that is stipulated in the final confirmation.
Order mark

With the strength of strict inspection, we have faith in the quality of our products.