1. Beautiful and elegant appearance, enjoy remarkable economical
2. With strong door-closing force and durable, it will still keep
closing force after 1 million times use.
3. Door-closing / door-locking dual-speed governing function: start
to close door from 90°, its closing time can be as long as more
than 40 seconds, and as short as less than 3 seconds.
4. Two choices: non-positioning and positioning, the largest
door-opening angle is 180°.
II. Plan diagram of product
III. Main Parameter
Applicable door weight
Applicable door width
Please install as required in instruction
Two-phase speed governing, with positioning function
Two-phase speed governing, without positioning
Size (mm): length 186, width 40, height 65
Installation Size (mm): 19*168
Door Weight Range: 60-85KG
Function: Dual-speed governing, positioning and non-positioning,
has fire-proof and freeze protection function.
Applicable Range: steel anti-theft door, meeting room door,
a. One side of gear cover is fixed, and the other side one is
installed on snap spring.
b. Ensure the gear cover of both sides is fastened firmly forever.
c. Decrease oil leakage with unilateral endshield structure.