GM-DC011 Concealed Medium Door Closer
Basis Information :
Door Closer is used to close the door. In most situation, this
product will be used in fire proof door.
When somebody open fire proof door, nobody close it and it will not
close automatically, so, if
users install this door closer, it will help to close the door.
Only when fire proof door is closed, user can escape safely when
there is a fire becauase fire can
not burn into fire proof door
All our door closer can be OEM or ODM. Normally, its life time is
300000 times, but, if users need
higher quality, we can make it 500000 times or 800000 times or
Use area: Office Door,Hotel Door,Hospital Door, Fireproof ,Emergence Channel
1.Spraying plastics rocker protect against rust.
2. The precise oil seal can prevent oil leakage efficiently.
3. High-quality die-casting aluminium alloy body,three bright paint
protect against oxidation.
4. Two hydraulic valves independently control two ranges of closing
speed and latching speed, it controls whole paragraph hydraulic
5. High-carbon steel gear shaft and rack, after high-frequency
thermal refining deformation is small, and flexible operation.
|Product name||Concealed Medium Door Closer|
|Adjusting closing speed||0° to 20°|
|Adjusting latching speed||20° to 130°|
|Maximum Open Angle||130°|
|Maximum Door Width||950mm|
|Applicable Door Weight||40kgs to 70kgs|
|Cycle Test Life||500000 times|
|Working temperature||-30° to 55°|
|Rated Fire Proof Time||1 hour|
|Hold Open Channel||0° to 130°|
|Material||Environmental protection aluminum alloy casting body|
|Dimension (L x W x H)||230 x 62 x 31mm|
Our Sevice :
1. We have been producing access control products in China for more
than 8 years. We are
experiened in this business and product. All our products are CE
certified or IP68 certified. We have
our own R&D engineeers, so, we can make any change for
customers according to their
2. We don't have MOQ for all models. The more you buy, the lower
prices we can give
3. We accept OEM or ODM when your order is more than 1000pcs
4. We provide 2 years warranty for all products after customers
receive our cargos