product features：
The automatic hinge has the functions of supporting the door body and automatically closing the door, and integrates the functions of hinge and door closer. The unique design can cooperate with all doors and is applicable to places where door closers are difficult to install, such as arch doors, frameless doors, strong and weak springs and unique clutch mechanism, so as to ensure that the door body can be closed tightly and opened easily. The split structure between the door body side and the door frame hinge can realize assembly in the factory. It can be adjusted simply with a screwdriver. The components of the hydraulic mechanism are made of wear-resistant materials with superior durability. The sealing cover is adopted to effectively prevent the entry of water and dust. The hinges on the door body and the door frame side are coated with two layers to improve the anti rust performance. Built in unique temperature compensation regulator, the door closing speed hardly changes with the change of ambient temperature.
