1)Materail: die casting aluminum
2)Closing and latching speed adjustable
3)1million cycles test
4)5 years warranty
|Door closer Features:|
|1. High quality aluminium-alloy door closer body.|
|2.Silver golden bronze color are optional|
|3. Door closer comply to EN 1154.|
|4. Fire-rated tested|
|5. Back Check (BC) and Delay Action available.|
|6. 90°hold-open optional.|
|7. With standard arm.Parallel arm channel,hold-open arm are optional.|
|8. 2 closing speed adjustable.|
|9. one million cycles tested .|
|10.Germany FUCHS oil and Japan sealed rings, can work well in cold temperature.|
|Maximum Open Angle||180°|
|Closing Speed Adjustment||Speed 1||0°-20°|
|Main Body Size(mm)||Length||178.0|
- Q:Do the door closers have automatic stop function?
- Door closers are generally selected without positioning function of the product, the use of closed doors are generally to automatically close the door, and with positioning or stop function of the door closer price is generally about 30%, closed door function door open Angle can not be greater than 116 degrees, or easy to damage the door closer.
- Q:How to adjust the door closing force
- Adjustment methods and precautions: see pictures in the picture, generally in the side of the door closer to the side of the regulation of the 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 Block is to adjust the door opening angle from 20 degrees to 0 degrees that is the door completely closed the speed of the trip.
Adjust the valve if the screw tightening (clockwise adjustment) is to slow down the speed, that is, closing the door close the door to adjust the power.
If the valve screw loose (counterclockwise 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.
- 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 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: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.
- Q: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.
- Q:Closed door installation method and size
- 600 series of door closers, with its small size, reasonable structure design, good performance and become a cost-effective door closers, with significant economic. 600 series of door closers are widely used in fire doors, security doors and a variety of decorative doors, as the domestic door closers one of the largest varieties of sales.
- Q: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.
- Q:What do you need to install a door closer?
- Hidden Installation: This installation method for hidden door closers, the general door closers installed on the door, slide installed in the door frame. Door closers can be on both sides of the door. Compared with the first three installation methods, this installation method to minimize the closing force.
After installation in this way, the door in the closed state, there is no exposed parts, so the most beautiful. This installation is the most complex, it is best to need a professional to install.
This installation requires a large gap between the door and the door frame, usually 10mm (or the installation of the door to remove the material, increase the gap). The thickness of the door exceeds 42mm.
- Q:What are the door closers cheap and durable?
- The key is the frequency of use of the janitor
Our products adopt superior fireproof technology. Our products have reliable quality, high precision processing and fast closing speed. Our closers can be controlled stably with guaranteed 1,000,000-time service life. Our door closers not only have the functions of closing, latching, back check and time delaying, but also have the function of 40-to-85-kilogram or 60-to-120-kilogram power adjustment. We look forward to your business negotiation and will sincerely be your best trade partner. Let us blaze new trails, create win-win situation and develop together.
1. Manufacturer Overview
|Annual Output Value
||US$5 Million - US$10 Million
||8.33% North America
8.33% South America
8.33% Eastern Europe
8.33% Southeast Asia
8.33% Mid East
8.33% Eastern Asia
8.33% Western Europe
8.33% Central America
8.33% Northern Europe
8.33% Southern Europe
||UL; CE; ISO9001 Certificate
2. Manufacturer Certificates
|a) Certification Name
3. Manufacturer Capability
||81% - 90%
|No.of Employees in Trade Department
||Below 1,000 square meters
|No. of Production Lines
||OEM Service Offered Design Service Offered Buyer Label Offered
|Product Price Range