HSD-75V Floor Spring

HSD-75V

It doesn't need drill width when installing this floor spring, more convenience to install, due to its narrow design and the body of floor spring being merely 83 mm width.

It has stepless close strength regulating,applicable many different size door's installation.

Maximum unilateral open angle is 360 degree. It will turn to the auto-go-to set. Unorientation can be made according to client's needs.

(Exclusively meant 90V) This type can operate from 0° to  360°, especially suitalbe for double door that is needed to open wider, also suitable for single door that can be opened to 180°.

(Exclusively meant 90V)Hold points are 90°and 270°. This door can stop at any points from 110°to 255°, which represents more vacancy possibly obstructed by glass door.

The perpendicular and the height of door are adjustable by 5mm.±2degree adjustment is possible in zero position aligning.

Whole hydraulic pressure in door, two section speed adjust of closing door. The adjust position are 90°-25°and 25°-0°.

Constant temperature set makes sure of the stable speed of closing under the biggish difference in temperature.

Built-in decompressing valve  to prevent the damage from shutting in strong press and strong wind.

Passed 500,000 times' opening-closing test