1）Specifications of Door Closer / Door closers
Door Closer / Door closers
Aluminum Alloy for the Main Body
10 Piece/ Pieces
2）Features of Door Closer / Door closers
To the Door and Wall
Maximum Door weight
Maximum Door width
Delay Function, Power Adjustable
speed 1: 90°-15°, Closing Section;
speed 2: 15°-0° , Locking Section.
50000 Piece/ Pieces per Month
Inner Box + Outer Box
10~35 Days after Deposit
Asia, America, Europe, Africa, markets.
3) Usage of Door Closer / Door closers
Many kinds of doors, such as Single-open, Wooden door,
Frame door etc.
Shopping Mall, Commercial office, Residential building on Exit Gate, Bathroom etc.
4) Terms of purchasing Door Closer / Door closers
EXW, FOB, CIF, CFR
T/T or L/C
5) Pictures of Door Closer / Door closers
- Q:How much is the cheapest door closer?
- I have the cheapest B2 series behind closed doors, as long as 25 yuan a
- Q: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.
- Q: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.
- Q: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.
- Q:How to make the door closer not shut down
- Turn on the door shutters after turning on the auto stop function.
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.
- Q:How does the door closer work?
- The door closer is a similar spring-like hydraulic pressure, when the door is opened after the release by compression, the door automatically shut, like the role of the spring door, you can ensure that the door is opened, accurate and timely closure to the initial position
- Q: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.
- Q:What do you need to install a door closer?
- 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.
In accordance with this way after installation, because there is no prominent connecting rod and rocker, so more beautiful. Compared with the standard installation, this installation method is suitable for opening doors such as walls and other obstacles. This type of installation is less closed.
- Q:Do the door closers have automatic stop function?
- 1, the door closers are not automatically shut the door function. With the positioning or stop function of the door closer prices generally higher than the usual price of about 30%.
2, the door closer is a spring similar to the spring, when the door can be opened after the release of compression, the door automatically shut, like the role of the spring door, you can ensure that the door is opened, accurate and timely closed to initial position.
3, behind closed doors are mainly used in commercial and public buildings, but there are also used in the home situation. 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.
- Q:What is the difference between concealed door closers and closures?
- Compared to the dark, behind the door more beautiful, but the use of closed door closer to the door more convenient.
Researching, designing, manufacturing and marketing construction hardare for 18 years. Professional technician service, with 300 domestic patents, and 50 oversea patents. Envolved in famous projects around the world, such as Beijing National Stadium,Burj Khalifa; High quality with competitive price.
1. Manufacturer Overview
||Dongguan City, China
|Annual Output Value
|| Above CNY ￥1.7 billion
||ASIA;AMERICAN CONTINENT; EUROP; AFRICA;AUSTRALIA
||Certificate of Registration; ISO9001:2008; China National Accreditation Service for Conformity Assessent- Laboratory Accreditation Certificate
2. Manufacturer Certificates
|a) Certification Name
3. Manufacturer Capability
|| Yantian Port; Chiwan Port; Shekou Port; SunGang Port
|No.of Employees in Trade Department
|| English; Chinese
|No. of Production Lines
|| 9 manufactural departments
|| Technician service; pre-sales service; after sales service
|Product Price Range