1.0-180 degree opening and closing angle, smooth opening and closing.
2. Zinc alloy material is not easy to rust, strong and durable
3. No sharp edges, smooth edges
1.Before installation, check whether the hinge matches the door and window frames and leaves.
2.Check whether the hinge groove matches the height, width and thickness of the hinge.
3.It should be checked whether the hinge and the screws and fasteners connected to it are matched.
4.The connection method of the hinge should match the material of the frame and leaf, such as the hinge used for the steel frame wooden door, the side connected to the steel frame is welded, and the side connected to the wooden door leaf is fixed with wood screws.
5.When the two leaf plates of the hinge are asymmetrical, it should be identified which leaf plate should be connected to the fan, which leaf plate should be connected to the door and window frame, and the side connected to the three sections of the shaft should be connected to the frame Fixed, the side connected to the two sections of the shaft should be fixed with the frame.
6. When installing, it should be ensured that the shafts of the hinges on the same leaf are on the same vertical line, so as to prevent the door and window leaves from springing up.