Black Spring Door Closer Screen Door Pneumatic Closer

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Min Order Qty:
2000 PCS
Supply Capability:
50000 PCS/month
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Item specifice:

Material: Aluminum Colors: Black Surface Finsh: Powder-coating

Product Description:

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1.PRODUCT FEATURE :

.Full 90 degree opening

.For new installation or replacement on doors 

.Adjustable closing speed control

.Factory lubricated

.Two-hole end plug for adjustable latching power

.Available with replacement cover plate

.The most commonly used in south-east Asia 

.Overhead jamb bracket or side jamb bracket available 

. Colors and package available :upon Request 


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2.PRODUCT PACKING:

Packing Detail:  In box , 50pcs /ctn ; carton size: 50.5*32.5*22cm

                        In double blister,20pcs/ctn; carton size : 41.5*39*18cm




Black Spring Door Closer  Screen Door Pneumatic Closer


Black Spring Door Closer  Screen Door Pneumatic Closer


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COMPANY PROFILE:


        We are in Foshan .Since established in 1998, our company has been committing to making and development in  pneumatic door closer .Our products has been obtained CE certification from European Union and SGS certification.

         We have set up exactly quality control system. The completely new idea of management is perfecting the market structure without any stop . "Quality First ,Service Fisrt "Customers Supreme" is our company tenet . " The development and innovate, to strive for precision and excellence , to strive for perfection "is our pursuit . We sincerely hope to join hands with domestic and foreign customers , to establish excellent trading relations . And we sincerely look forward to advancing hand in hand with people from all circles of the society , to create a fine future together .


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Q:What oil is used in the closer
Requirements include: 1) whether the need to open the door after the automatic stop function; 2) damping buffer function - quickly open the door to a certain position after the damping buffer, and the damping buffer force and range can be adjusted according to the use of self-use; This function is used to prevent the door quickly when the door or lock the wall, or emergency escape To prevent people in the fast open when the weight loss and leaning forward. 3) delay the slow closing - the door from the door to the maximum position began to slow down slowly, according to the requirements of stepless adjustment. Suitable for use in frequent and crowded places, especially hospitals, with the elderly, children and disabled access and access to the use of the door. 4) Closing force can be adjusted - can be used in the door and the door 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) use of the environment: fire and fire requirements in the winter and 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. The following table shows the quality / size of the seven grades of test doors specified in the British Standard BS EN 1154 (a recognized standard for closed door gauges). The closing force of the door closet usually specifies a value between 1 and 7, the greater the number, indicating the greater the ability of the door closer.
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: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:Why do you turn the door closer?
You first use a screwdriver to adjust the valve on the door above the valve to see if you can turn
Q:How closed the door closers
There is a small mouth on the right side of the door closer, there are screws, that is, tight tone
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:How to make the door closer not shut down
With the adjustment has nothing to do with the purchase of whether the positioning of the door closer. You do not want to close, you must first buy the positioning of the door closer
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: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 door
Q:How to install the door closer
Closed door installation steps:     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) Depending on the closing force size, the closing force can be changed by reversing the connecting seat by 180 ° or by changing the connection position between the connecting rod and the connecting seat. 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) Determine the position of the mounting screw according to the position indication on the mounting plate, then drill and tapping.     4) Install the door closer with screws.     5) Install the fixed connector.     6) Install the drive plate with screws.     7) Adjust the adjustment lever to 90 ° to the door frame, and then connect the connecting rod to the drive plate.     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 whether the fixing screws are fastened or loose or not. 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.     Close the door closing speed     10) Adjust the closing speed of the door closer as needed. Usually the door closers have two speed control (throttle spool) screws. The upper adjustment screw is the first section of the closing speed adjustment screw, and the lower adjustment screw is the second speed (usually 10º) closing speed adjustment screw.     C, the use of door closers and maintenance, repair     The newly installed door closers should be used for one week to about 10 days, and all screws should be checked and re-tightened again.

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