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Being isolated
Insert isolation plate
Double sealed off

Flap gate series

Switch platens
Adjust platens

CS - II lose machine
Rotating mesh

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DBFM flap gate - series

Switch dampers after
Being used for power switch baffle smoke in the air way of working with closure, it has two full sexual function, make a piping system working full circulation and shut off, it has the open-close flexible rotation, driving moment is small, have higher rigor and can work under pressure and temperature. After open Angle 90 °, on-off time less than or equal to 45 seconds. Users in selecting close dampers, which should be paid attention to when being the following items:

1 the draft specifications switch paddle length or width within the framework of the draft refers to the edge within the boundary size. Width and damper is the size of the vertical direction.

2 to connect with the pipe inner edge after being choice in size, same or similar specifications specifications of allowable maximum displacement and unilateral is 50.

3 in the pipeline layout, applications should maintain baffle axis in a horizontal position.

4 for series does not include the specification, according to user requirements, can undertake

special design.

5 when ordering, should put forward after operating parameters.
(1) the highest working pressure (P) mmH2O.
(2) the highest temperature (t) degrees Celsius.
(3) working medium.
(4) in the pipeline of use and draft position.
During switch baffle throttle.in already formed series specifications, convenient use.