Hyper 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: -
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 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
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: -
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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
High Quality Door closer for 80-85kg
High Quality Door closer for 80-85kg
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Min Order Qty: -
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Door Closer for 45,55,85 kgs usage
Door Closer for 45,55,85 kgs usage
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Min Order Qty: -
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Bottoom Gusset Zipper Closer Kraft Paper Laminated Bags
Bottoom Gusset Zipper Closer Kraft Paper Laminated Bags
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Min Order Qty: 10000 pc
Supply Capability: 100000000 pc/month
Cheapest wooden door, mould door
Cheapest wooden door, mould door
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Min Order Qty: -
Supply Capability: -
copper door steel security door TX-767
copper door steel security door TX-767
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Min Order Qty: -
Supply Capability: -
Hydraulic Aluminium Automatic Door Closer from China
Laminated PE laminated Craft Paper for Coffee Packing with Zipper Closer
Laminated PE laminated Craft Paper for Coffee Packing with Zipper Closer
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Min Order Qty: 1000 pc
Supply Capability: 100000 pc/month
Security Door Joining together door
Security Door Joining together door
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Min Order Qty: -
Supply Capability: -
Door Lock for Frameless Glass Door  BS82W
Door Lock for Frameless Glass Door BS82W
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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: -
Food Grade Zipper Closer Craft Paper Laminated PET or PE for Packing Bag
Food Grade Zipper Closer Craft Paper Laminated PET or PE for Packing Bag
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Min Order Qty: 10000 pc
Supply Capability: 1000000 pc/month
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
Anti-theft door,8932,security door,burglary-resisting door
Anti-theft door,8932,security door,burglary-resisting door
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Min Order Qty: 500 pc
Supply Capability: 500 pc/month
automatic collapsible door 2014
automatic collapsible door 2014
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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
Zipper Closer Color Printed One Layer Packing Bag
Zipper Closer Color Printed One Layer Packing Bag
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Min Order Qty: 1000 pc
Supply Capability: 10000 pc/month
steel security door,Patented Security Door
steel security door,Patented Security Door
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Min Order Qty: 1000 set
Supply Capability: 20000 set/month
Door Skin Compressing/Multilayer Moulding and Veneer Door Skin /Press Machine for Laminate Door Skin
Door Lock for Frameless Glass Door BS82N
Door Lock for Frameless Glass Door BS82N
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Min Order Qty: -
Supply Capability: -
door breaker
door breaker
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Min Order Qty: -
Supply Capability: -
Bottom Gusset Zipper Closer Kraft Paper Laminated Bags
Bottom Gusset Zipper Closer Kraft Paper Laminated Bags
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Min Order Qty: 1000 pc
Supply Capability: 100000000 pc/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

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Okorder.com is a professional Hyper 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 Hyper Door Closer firm in China.

Hot Products

FAQ

What oil is used in the closer
One, generally 40 # low pour hydraulic oil. Second, the use of door closers requirements and choice Door closer products must meet the national standard GB9305-88, for the use of fire doors closed doors should also meet the GA93-1995 "door lock with fire doors test" requirements. 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. The door frequency is closely related with the product quality factors, the use of frequent occasions, the product should be required to seal the performance is better, long life.s
Do not close the door closer?
Another model of small points, according to the width of the door with the weight of the choice of door closers. As well as domestic imports with the intensity of the difference are a lot, if the closure of the time when the tone is not smooth is poor door closers. Good closet is closed very soft.s
What is the main function of the door closers of fire doors?
To ensure that the door in a normally closed state, to avoid instantaneous fire through.s
How to adjust the door closing force
Adjust the closing force of the closing door is to adjust the closing speed, the strength of the fast when the speed is small, the door closers close the speed of the slow.s
How closed the door closers
Adjust the tightening of the door closer is to adjust the closing speed, the strength of the fast when the speed is small, the door is close to the door close to the slow speed. 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. Adjustment method and precautions: (1) generally in the side of the door closer to the side of the adjustment valve is marked 1.2, speed 1 block is to adjust the door opening angle from 90 degrees to 20 degrees between the closing speed, speed 2 is to adjust the door opening angle from 20 Degrees to 0 degrees is the door completely closed the speed of the trip. (2) When adjusting the valve screw tightening (clockwise adjustment) is to slow down the speed, that is, the door closer to the door to adjust the power. (3) If the valve screw loose (counter-clockwise adjustment) is the speed becomes faster, that is, increase the closing door closing force. Adjust the amplitude must be controlled in a small range, and each adjustment are tested door fan strength is appropriate, if the amplitude is too large may screw off, resulting in door closers oil spill.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
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
What are the door closers cheap and durable?
The key is the frequency of use of the janitors

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