Zhejiang Nihao Electrical Equipment Co., Ltd.
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Introduction for Main Parts & Choosing Colors

Introduction

Our door closers are manufactured in accordance with the GB9305-88 national standard, and have a guaranteed service life of 500,000 times. They are suitable for installation with all types of doors, including anti-theft doors, fire-resistant doors, hotel guest room doors, offices, etc.

Features:
1) Gate width: 500 - 150mm
2) Weight: 15 -150kg
3) Jaw opening of the door can reach 180o.
4) Suitable for installation with various doors; such as   wooden doors, metal doors, glass doors etc.
5) Various installation modes; such as vertical, parallel and slide-rail type.
6) The door can be chosen to stop or unstop at will.
7) Adjustable speed of closing and latching: within 3  seconds from 90o when it is at the fast speed, and over 40 seconds at slow closing speed.
8) Delay closing function: the door will be in waiting state between 180 - 65o to ensure a bigger and more comfortable entering space.
9) Buffer function: when the opening angle exceeds 65o, the closer will produce a damping force to avoid an opening force that is too big or too fast. The damping force is adjustable.
10) Adjustable function of closing force: suitable for doors of different sizes and weights.
11) Stopping state at the opening angle of 90o
Title: Five characteristics of Xulong door closers
Introduction:<br><b>Advanced:</b>Xulong door closers have advanced designs, precision construction, sophisticated manufacturing techniques and excellent performances.

<b>Trustiness:</b> The service life of a Xulong door closer exceeds 500,000 usage times; with these products suitable for all temperatures.

<b>Beauty:</b> Xulong door closers have beautiful appearances, and are suitable for use with European, American and Southeast Asian style doors.

<b>Economical:</b> Xulong door closers have the same performance as similar products, but at cheaper prices.

<b>Advantages:</b>
For businessmen: Xulong door closers suit every occasion, are durable, and cheap.
For users: The speed of Xulong door closers can be changed, and are suitable for people of all ages.
For installing: These closers are simple to install, regardless of whether doors open on the left- or right-hand. They are suitable for use with in all types of doors.
Title: Diagrammatic drawing of adjusting angle for functional characteristics
Introduction:Above 15<sup>o</sup>, for closing speed
Below 15<sup>o</sup>, for latching speed
Title: Diagrammatic drawing of adjusting angle for functional characteristics
Introduction:Beginning to buffer from 65 - 125<sup>o</sup>
Title: Diagrammatic drawing of adjusting angle for functional characteristics
Introduction:Above 65<sup>o</sup>, for delayed functional effect
65 - 15<sup>o</sup>, for closing function
Below 15<sup>o</sup>, for latching function

Contact Us

Zhejiang Nihao Electrical Equipment Co., Ltd.
[China]

Street Address : Gaogang Industrial Zone, Economic Development Zone

City : Lishui

Province/State : Zhejiang

Country/Region : China

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