Closing Door Hinge Automatic 90° Positioning Hydraulic Door Closer Hydraulic Door Hinge Automatic Door Closer Adjustable Hardware

Hydraulic Door Closer Product Detail【Premium Construction】:Crafted from commercial-grade aluminum alloy, this hydraulic door closer features automatic closing functionality with adjustable speed. It ensures a convenient and safe user experience while effectively protecting both the door and lock. Note: This model does not support the hold-open function. If a hold-open feature is required, please select the corresponding model.【Durable Performance】:The commercial-grade aluminum alloy material boasts excellent antioxidation, corrosion resistance, and rustproof properties. It is sturdy, wear-resistant, and weatherproof, suitable for various indoor and outdoor environments. Equipped with hydraulic components and adjustable speed screws, it enables quiet and smooth door closing. Under standard testing conditions, it can withstand up to 500,000 opening and closing cycles, guaranteeing long-term reliable performance.【Application Guidelines】:This door closer is compatible with a wide range of medium-weight doors, including left-opening and right-opening doors, metal doors, fire doors, wooden doors, and framed glass doors. It is ideal for both residential and commercial settings, applicable to both interior and exterior doors. Note: It is not suitable for lightweight doors.【Purchase & Installation Tips】:For optimal performance, the recommended door weight range is 45~60kg (99lb~132lb) and door width range is 60~120cm (23.6"~47.2"). The maximum door opening angle is 180º. Installation suggestion: Adjust the closing speed to be slightly faster when the door swings from 180º to 15º, and slightly slower when latching from 15º to 0º. This adjustment ensures secure door closure while preventing damage to the door or lock.【Product Specifications】[Test Service Life]: 400,000 cycles[Color]: Silver[Internal Structure]: 2 springs[Opening Angle]: Universal 180º, non-positioning[Size Options]:- (Small Size): Bearing Weight 25-45KG; Suitable Door Frame 500-1000mm- (Medium Size): Bearing Weight 45-65KG; Suitable Door Frame 600-1200mm- (Large Size): Bearing Weight 65-85KG; Suitable Door Frame 900-1300mm【Package Included】:1 x Hydraulic Door Closer (standard accessories included)