Manual 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
Door Closer 503
Door Closer 503
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Min Order Qty: 1000 Pieces pc
Supply Capability: 50000 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
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
Hydraulic Aluminium Automatic Door Closer from China
High Quality Door closer for 80-85kg
High Quality Door closer for 80-85kg
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Min Order Qty: -
Supply Capability: -
15 Meters Manual Type Concrete Placing Boom
15 Meters Manual Type Concrete Placing Boom
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Min Order Qty: 1 set
Supply Capability: 10 set/month
Fashionable Manual or Electric Window Roller Curtains
Fashionable Manual or Electric Window Roller Curtains
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Min Order Qty: 2 m²
Supply Capability: 10000 m²/month
Door Closer with New Type Heavy Duty with 60kg / Automatic Concealed Smart Door Closer DC708
Manual Lift Table- SPTJ500
Manual Lift Table- SPTJ500
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Min Order Qty: -
Supply Capability: -
Gate Valve Manual Resilient Wedge manufacturer DN80
Gate Valve Manual Resilient Wedge manufacturer DN80
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Min Order Qty: 200 m.t.
Supply Capability: 10000 m.t./month
Hydraulic Door Closer with Square Shape/Door Closer with Popular Shape DH705
Hydraulic Door Closer with Square Shape/Door Closer with Popular Shape DH705
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Min Order Qty: 100 pc
Supply Capability: 100000000 pc/month
Up Down Window Manual Roller Blind Curtain
Up Down Window Manual Roller Blind Curtain
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Min Order Qty: 500 m²
Supply Capability: 10000 m²/month
Manual lemon Squeezer Household supplies manual juice squeezer
Manual lemon Squeezer Household supplies manual juice squeezer
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Min Order Qty: 100 pc
Supply Capability: 100000 pc/month
Bus Ribbon -manual welding
Bus Ribbon -manual welding
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Min Order Qty: -
Supply Capability: -
Bus Ribbon -manual welding
Bus Ribbon -manual welding
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Min Order Qty: -
Supply Capability: -
Indoor Sunscreen Motorized/Electric/manual vertical blinds
Indoor Sunscreen Motorized/Electric/manual vertical blinds
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Min Order Qty: 2 m²
Supply Capability: 10000 m²/month
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: -
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
2t Explosion-Proof manual pulley Chain Hoist
2t Explosion-Proof manual pulley Chain Hoist
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Min Order Qty: 1 pc
Supply Capability: 200 pc/month
Manual Diaphragm Pump
Manual Diaphragm Pump
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Min Order Qty: 1 unit unit
Supply Capability: 1000 Per Month unit/month
Die Casting Aluminum Havey Duty Door Closer
Die Casting Aluminum Havey Duty Door Closer
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Min Order Qty: 500 Pieces m.t.
Supply Capability: 100000 Pieces per Month m.t./month
venetian blinds ,Manual roller blinds and curtains
venetian blinds ,Manual roller blinds and curtains
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Min Order Qty: 500 m²
Supply Capability: 10000 m²/month
Manual Cutter
Manual Cutter
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Min Order Qty: -
Supply Capability: 20 unit/month
Automatic/Manual/Electrical Winch
Automatic/Manual/Electrical Winch
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Min Order Qty: -
Supply Capability: -
Door Closer with heavey duty on Dorma Type DC701
Door Closer with heavey duty on Dorma Type DC701
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Min Order Qty: 100 pc
Supply Capability: 100000000 pc/month

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FAQ

What is the main function of the door closers of fire doors?
Fire door closers play the role is that when you open the fire door, the door closet will automatically start off the fire door, so that the fire door can be turned off. So that fire doors effectively play a role in blocking the fire and the spread of smoke.s
What do you need to install a door closer?
Standard installation: the door closet is mounted on the door, the stand is mounted on the door frame, and the door closet is mounted on 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.s
How closed the door closer
The speed is too fast is too loose screws, need to adjust the clockwise, you can slowly debug.s
Would like to ask what kind of door closers, suitable for hotel works with what?
Closer Burial device in the ground, collectively known as the spring.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 make the door closer not shut down
1, whether the need to open the door after the automatic stop function. 2, damping buffer function - mainly reflected in the process of opening the door after about 70 degrees to open the door resistance, so that the door has a clear feel and pay attention to open the door to avoid damage to the back of the door related objects. 3, closing delay function - mainly reflected in the closing speed, generally from the largest point of view to 75 degrees, mainly to extend the speed of the door in order to slow down the small slow through the door. 4, the closing force can be adjusted - can be used in the door with a wide range of doors on a wide range of different doors to install, and because of environmental reasons to close the door more resistance. Random stepless adjustment can be satisfied with the closing force, especially in the coastal city, travel and other affected by the wind and closing resistance (the door of the force) often change the place. 5, damping reset function temporary shutdown performance (vertical door closers) - in the open any angle, turn off the speed control valve should be able to temporarily suspend the damping reset function. 6, safe and fast super damping off performance (vertical door closers) - in the process of closing any angle suddenly exert force, should be able to quickly and safely shut down. 7, the use of the environment: fire and fire requirements in the winter 35 ° under the premises of the anti-freeze requirements. Usually the choice of door closers according to the manufacturer's product specifications, according to the size of different forces or adjustable power to match the size of different doors and weight.s
How can we install a door closet
Parallel installation: The door closer is mounted on the door and the parallel plate is mounted on the door frame. And the door closer is mounted on the door side. This installation method is suitable for the door frame is very narrow, or almost no door frame.s
Closed door installation method and size
(Mm): Length 186 Width 44 Height 67 Installation Size: 19x168 (mm) Door Weight (mm): Length 186 Width 44 Height 67 Installation Size: 19x168 (mm) Door Weight Range: 45-65 (kg) Function: two-speed adjustable Applicable occasions: anti-theft door Function: two-speed adjustable Applicable occasions:s

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