High quality aluminium hydraulic automatic closing Secure channal door Closer - SG-933

SG-933 Model:

Applicable Door weight(KG) :85-100KG

Applicable Door Width(mm) : 1200-1500

vertify standard : 200,000QB/T2697-2005,ISO2008

Function:

1. Door can keep standstill when at 90 degree.
2. Closing and locking speed can continue adjustment.
The fastest closing time is 3 seconds from 90 degree to 0degree.
The slowly closing time is above 40 seconds.
3. It will create resistance to avoid too much forces when open the door at above 65 degree.
It can pretend to hit the wall.
And the resistance can be adjustment.
4. It will set 20 seconds to closing the door from 180 to 65 by factory,
and it can be reduced to 1 second by the adjust screw.
5. Closing forces is choosed as different size and weight of the door.
Foces adjustable door closer can adjust to min force,
to reduce resistance to facilitate the old or disabilitied people.