Description

Technology Data&Funcation �All floor springs have passed the opening-closing tests over **0, **0 times and meet the safety standards for application. �The built-in relief valves are equipped to prevent the floor springs from damage or oil leakage due to external strong pressure or door closed in the strong wind. �the hydraulic lubricating oil I added inside with the freezing point less than**0°, suitable for installation and use at all weather. �The door opening degree is up to **0°and optional for any direction. �The *0°stop set or non-stop set can be choosen. �The door closing speed control valves of **0°to 0°are available for different door closing effects. �The universal design is fit for opening the right or left-hand and one or two-way door ***** complete sets of fittings are avaiable in different methods. �The adjustable opper pivot is specialy equipped for easy install ation and convenient abd accurate adjustment. �The loadbearing is *****0kg, the biggest door width ********0mm, suitable for all kinds of door leaves.