Functional hinge

The functional hinge has ordinary Q235 material and SUS material according to the different environments and the need to choose which material. This product is perfect to achieve door control functions its role: 1. less than 85 degrees automatically close the door, 2. hydraulic cushions to reduce the door impact on the door and frame damage, 3. with a door stop function to replace the traditional door suction. 4. 90-170 degrees arbitrary stay function. 5. closed door speed and strength can be adjusted at will. 6. easy and fast installation and other features. The installation of this product is the same as that of ordinary hinges, and it is installed on the edge of the door eaves and the door frame.