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 180^o.
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 90^o 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 - 65^o to ensure a bigger and more comfortable entering space.
9) Buffer function: when the opening angle exceeds 65^o, 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 90^o