Heavy Duty Door Closer

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Loading Port:: China Main Port

Payment Terms:: TT or LC

Min Order Qty:: 500 Pieces pc

Supply Capability:: 100000 Pieces per Month pc/month

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Door Closer / Door Closers

Surface Mounted Door Closer M08-M09

Specifications

1)function: closing and latching speed can be adjusted.

2)materail: die casting aluminum

3)door capacity:80-150kg

Usage:

1. Have two or three valves to control the closing and latching speed and have back check function

2.This series is super oil pressing door closer, it's outer is made of aluminum alloy cated, outline modern.

3. It's gear and piston are made of steel of carbon structure, process by heat treatment may times. good quality, steady and precise performance.

4. The spring is made from super material, process by heat treatment strengthen treatment. Ensure the door closing strenth and using life.

5. Be applicable all kinds of metal door aluminum door and wooden door. It's can be fit with the door left opening or right oping. 6. It's optional matching localing arm, stoping at any angle.

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 10?) 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.

Q: Who knows what oil in the closer, trouble tell me about: 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: 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: Would like to ask what kind of door closers, suitable for hotel works with what?: Door closers hidden in the door frame, collectively known as the day hinge.

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: 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.

Q: How can we install a door closet: 1, the standard installation: door closers installed on the door, the bearings installed in the door frame, and the door closet installed in 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. 2, the door frame installation: door closet installed in the door frame, the seat installed in the door, and the door closet installed in the door side. This installation method is suitable for wide door frame, there is enough space to install the door closer. Compared with the standard installation, this installation method is suitable for opening doors such as walls and other obstacles. This type of installation has a greater closing force and is suitable for larger and heavier doors.

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: How much is the cheapest door closer?: Well-known domestic brands - Branch guide, her a small door closet KE-151 is relatively cheap, and ? 40. Branch guide the door closer, good quality, stable performance, sold overseas, so the cheapest door closet is certainly less than ? 40. Hope to help some.

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.

Our business is related to Home & Garden industry and we specifically deal in door closer. Please find our product details below: Door Closer (8000 Series) Easy to adjust the speed, all speed screws on the front side of door closer. Adjustable closing force(EN1-4 & EN 2-6), closing & latching speed are adjustable to meet the high standard demand.

1. Manufacturer Overview

Location	Zhejiang,China
Year Established	2008
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Nearest Port	zhejiang
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Language Spoken:	ENGLISH,CHINESE
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