Hydrolic Door Closer

Door Closer/Hydraulic Square Door Closer DH710
Door Closer/Hydraulic Square Door Closer DH710
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Min Order Qty: 100 pc
Supply Capability: 100000000 pc/month
Door Closer / Door Closers
Door Closer / Door Closers
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Min Order Qty: 10 Piece/ Pieces pc
Supply Capability: 50000 Piece/ Pieces pc/month
Floor spring door closer
Floor spring door closer
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Min Order Qty: -
Supply Capability: -
Door Closer 8014
Door Closer 8014
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Min Order Qty: 500 Pieces pc
Supply Capability: 5000 Pieces per Month pc/month
Heavy Duty Door Closer
Heavy Duty Door Closer
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Min Order Qty: 500 Pieces pc
Supply Capability: 100000 Pieces per Month pc/month
Door Closer 503
Door Closer 503
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Min Order Qty: 1000 Pieces pc
Supply Capability: 50000 Pieces per Month pc/month
Hydraulic Door Closer/Silvery Hydraulic Door Closer with 45-60kgDC711
Hydraulic Door Closer/Silvery Hydraulic Door Closer with 45-60kgDC711
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Min Order Qty: 100 pc
Supply Capability: 100000000 pc/month
Hot sell door closer parts with different door closer types
good quality automatic door closer
good quality automatic door closer
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Min Order Qty: -
Supply Capability: -
Door closer for 80-85kg
Door closer for 80-85kg
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Min Order Qty: -
Supply Capability: -
Dorma TS68 Style Door Closer
Dorma TS68 Style Door Closer
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Min Order Qty: 2000 Sets set
Supply Capability: 30000 Sets per Month set/month
Fireproof Automatic Hydraulic Door Closer
Fireproof Automatic Hydraulic Door Closer
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Min Order Qty: 1000 Pieces pc
Supply Capability: 100000 Pieces per Month pc/month
Hydraulic adjustable door closer hinge
Hydraulic adjustable door closer hinge
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Min Order Qty: 100 set
Supply Capability: 20000 set/month
Door Closer with Heavey Duty/Door Closer with Modern Type/Hydraulic Door Closer with 45-60kg DH709
Door Closer for 45,55,85 kgs usage
Door Closer for 45,55,85 kgs usage
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Min Order Qty: -
Supply Capability: -
Hydraulic Aluminium Automatic Door Closer from China
Security Door inside open door single leaf steel door design
Security Door inside open door single leaf steel door design
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Min Order Qty: 88 set
Supply Capability: 88888888 set/month
Anti theft door,a new single window door in door
Anti theft door,a new single window door in door
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Min Order Qty: 350 pc
Supply Capability: 500 pc/month
High Quality Door closer for 80-85kg
High Quality Door closer for 80-85kg
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Min Order Qty: -
Supply Capability: -
Chinese  automatic door manufacturer
Chinese automatic door manufacturer
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Min Order Qty: -
Supply Capability: -
Zipper Closer Color Printed Resealable Herbal Incense Bag
Zipper Closer Color Printed Resealable Herbal Incense Bag
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Min Order Qty: 10000 PCS
Supply Capability: 1000000 PCS/month
LVL  Wood Plank  for Furniture  and  Door Frame Use
LVL Wood Plank for Furniture and Door Frame Use
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Min Order Qty: 50 m³
Supply Capability: 5000 m³/month
Door Closer with Modern Type/Door Closer with Square Shape DH707
Door Closer with Modern Type/Door Closer with Square Shape DH707
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Min Order Qty: 100 pc
Supply Capability: 100000000 pc/month
copper door steel security door TX-767
copper door steel security door TX-767
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Min Order Qty: -
Supply Capability: -
Bottom Sealed Printed Laminated Kraft Paper with Zipper Closer
Bottom Sealed Printed Laminated Kraft Paper with Zipper Closer
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Min Order Qty: 10000 pc
Supply Capability: 100000 pc/month
Door Lock for Frameless Glass Door BS82N
Door Lock for Frameless Glass Door BS82N
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Min Order Qty: -
Supply Capability: -
Hydraulic Door Hinge/ Door Closer/Floor Spring for Glass Door/Floor Hinge for Glass Door FS-838
Hydraulic Floor Hinge/ Door Closer/Floor Spring for Glass Door/Floor Hinge for Glass Door FS-7300
CY- door
CY- door
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Min Order Qty: -
Supply Capability: 3000 set/month
Door Lock for Frameless Glass Door BS36
Door Lock for Frameless Glass Door BS36
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Min Order Qty: -
Supply Capability: -
Steel Security Door / Metal Door / Iron Door
Steel Security Door / Metal Door / Iron Door
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Min Order Qty: -
Supply Capability: -
Door Closer with New Type Heavy Duty with 60kg / Automatic Concealed Smart Door Closer DC708
Door Lock for Frameless Glass Door BS81N
Door Lock for Frameless Glass Door BS81N
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Min Order Qty: -
Supply Capability: -
Door Closer on New Design with heavet duty for Dorma Type DC704
Door Closer on New Design with heavet duty for Dorma Type DC704
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Min Order Qty: 100 pc
Supply Capability: 100000000 pc/month
Door Closer with Hydraulic Aluminium Automatic on Dorma Type DC702
Door Closer with Hydraulic Aluminium Automatic on Dorma Type DC702
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Min Order Qty: 100 pc
Supply Capability: 100000000 pc/month
Stainless Door used wrought iron door gates
Stainless Door used wrought iron door gates
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Min Order Qty: 88 set
Supply Capability: 88888888 set/month

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Hydrolic Door Closer Supplier & Manufacturer from China

Okorder.com is a professional Hydrolic Door Closer supplier & manufacturer, offers integrated one-stop services including real-time quoting and online cargo tracking. We are funded by CNBM Group, a Fortune 500 enterprise and the largest Hydrolic Door Closer firm in China.

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FAQ

Do not close the door closer?
There is a small mouth on the right side of the door closer, there are screws, that is, tight tone. There are two valves next to the door closer to the speed but can not adjust the weight. The choice of the door closers is too heavy.s
What do you need to install a door closer?
Closed door installation method 1, usually with the door closer to provide instructions for the installation of the model, so first read the instructions, according to the direction of the door, the size of the closing force and the door closer, the connection between the seat and the door hinge to determine the installation location. 2, according to the requirements of the size of the closing force, by reversing the connecting seat 180 ° or change the connection between the connecting rod and the connection between the seat position, can change the closing force. Adjust the distance between the connecting rod and the hinge centerline of the door, the smaller the closing force of the door closer, the greater the strength. 3, according to the installation model on the location of the instructions to determine the location of the installation screw, and then drilling, tapping. 4, with a screw to install the door closer. 5, the installation of fixed connector. 6. Install the drive plate with screws. 7, adjust the adjustment lever to the door frame into 90 °, and then connect the connecting rod and drive board connected together. 8, do not forget to install a plastic cover, it can be used to catch the closed door leakage of hydraulic oil. 9, after installation, check the fixed screw is fastened, no loose or not strong phenomenon. Open the door to the maximum door position, check whether the hinge arm of the door closer is rubbed or rubbed against the door or door frame.s
How to adjust the door closing force
Door closers to adjust the closing speed is through the two hydraulic valve independent control of two door closers closing speed for full hydraulic control.s
Why do you turn the door closer?
First, the solution: Use a screwdriver to release the adjustment valve on the door closer. Second, the role of behind closed doors: Modern hydraulic door closers (hereinafter referred to as closed doors) began in the early twentieth century, a patent registered by the Americans, it is different from the traditional door closers, through the closure of the liquid in the throat to achieve the buffer effect The The core of the design of the hydraulic gatekeeper is to realize the control of the closing process so that the various functional indexes of the closing process can be adjusted according to the needs of the people. The significance of the door closer is not only to automatically shut the door, but also to protect the door frame and the door (smooth off), more importantly, the door closet has become a modern building intelligent management of a non-negligible implementation of the part. Door closers are mainly used in commercial and public buildings, but are also used at home. They have many uses, the most important of which is to make the door closed by itself, to limit the spread of fire and ventilation within the building.s
How to choose the door closers
Select the door closers should consider the factors are: the weight of the door, the width of the door, the door frequency and the use of requirements and the use of the environment. The weight of the door and the width of the door is the most important factor in choosing the door closer model, common doors are fire doors, wooden doors, aluminum doors, glass doors, steel doors and so on. Usually the weight of the door is small, select the smaller model, and vice versa.s
How can we install a door closet
1, the standard installation: door closers installed on the door, the bearings installed in the door frame, and the door closet installed in the sliding door side. This installation is suitable for the door frame is narrow, there is not enough space to install the door closer. Applicable to the direction of the door without obstacles, the door open to a large enough angle, the door closers will not hit the foreign objects. 2, the door frame installation: door closet installed in the door frame, the seat installed in the door, and the door closet installed in the door side. This installation method is suitable for wide door frame, there is enough space to install the door closer. Compared with the standard installation, this installation method is suitable for opening doors such as walls and other obstacles. This type of installation has a greater closing force and is suitable for larger and heavier doors.s
What are the door closers cheap and durable?
Because the door closers are also to do life testing immediately out of the 3C before doing CE testing and other domestic 20-30 are basically under the service life of 50,000 times, for example, Wuxi Gelite, the interests of OKorder Opel Not as much as he did advertising that more than 200,000 times. And then there is a regular test report price between 30-70, for example, GMT and then up is the international brand, and Gezer estimated that you will not consider expensive but really stable, which is not the same doors
What is the difference between concealed door closers and closures?
Closed door closers refers to the main part of the door closet installed in the door or door frame, with a set of transmission rod drive action. Concealed vertical closers should be understood that the whole body of the door closet must be hidden in the door, from the outside can not see the screws and any parts. Semi-concealed type refers to the main body of the door closer, the slide is mounted on the long slot in the door frame or the door, and the transmission rod is still outside.s

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