China Red Bronze Hydraulic Buffer Door Closer Automatic Closing Door Hinges for "Invisible"Door, Find details about China Hardware, Door Hardware from Red Bronze Hydraulic Buffer Door Closer Automatic Closing Door Hinges for "Invisible"Door
Size | 6 Inch |
Model | Q Type |
Weight capacity | ≤20kg/pcs |
Door width | ≤1200mm |
Service life | More than 500000 times |
Size | 157x36xΦ24 |
Materials | Space Aluminum, 304 Stainless Steel |
Surface treatment | Sliver, Gold, Black, Green, bronzer, Red bronze. And the thickness of sheet is 3.5mm. |
Slotting method | 140mm×36mm×4mm(door and door frame both with 4mm depth groove ,or only door with 8mm depth groove) |
Opening direction | Opening in one direction, maximum angle 160°. |
Temperature | (-20°C)-40°C |
Applications | Hotel , home, office building and other kind of fire door, wooden door, aluminum door and other indoor doors. |
Speed control | The closing force on the upper end and closing speed on the lower end can be adjusted freely. |
Function | With hydraulic,three-speed buffer,shock absorption function,Optional >85°positioning function and 160°automatic function |