Aluminum Alloy Door Closer - PD-DCA3

Product Show (PD-DCA3)

1. The adjustable section of closing speed is 180°~15°, the adjustable section of locking is 15°~0°. Two hydraulic pressure valves control two sections of door closing separately.
2. Testing times of open and close is over 500,000 times.
3. Standard colors consist of sliver, golden, white, black and bronze, etc.
4. Passed the fire –testing by National Center for Quality Supervision and Testing of Fire Building Materials.
5. Suitable for family, hotel, guesthouse etc.

The safety space of human life

To ensure the safety of the technology and
equipment

• Body cast
• Door closer adopt quality aluminium die casting or aluminium profile
  manufactures body cast.
• Piston,Gear-type shaft
• Adopt high Carbon structure steel as raw material, many heat treatment
  process piston and gear-type shaft, to ensure stable quality and fine
  mechanism manufacture.
• Spring
• Adopt fine spring steel, heat treatment and strengthen process, to ensure
  that closing power and the life of door closer.
• Bearing
• Shaft bearing adopts powder metallurgy oiliness and roller, makes opening
  more easily and largely extents improves function of door closer.

For the safety of mankind
Installation Type

Open the door, signal of shutdown and lockup function

Choosing the appearance spray-painting colors of door closer