Mmb1.4*1.6 waterproof and fireproof closed doo

  The minimum size of mine waterproof closed door is 1
4*1
6
So what does the size of mmb1
4*1
6 waterproof and fireproof closed door represent? In general, this dimension represents the net passing dimension, that is to say, the net passing width of the waterproof closed door is 1400mm and the height is 1600mm
The actual size of the door leaf should be larger than this size
So how do they achieve waterproof? First of all, the mine waterproof closed door is installed next to the water pump room, which is normally open
When a flood occurs, the waterproof closed door will be closed immediately, and the back 8 locks will be closed to prevent water

Secondly, the production materials for waterproof and closed doors are all national standard materials
In terms of thickness and materials, they are all in full accordance with the requirements of the national standard
Therefore, their strength, hardness and compression resistance are completely OK

Thirdly, the sealing strips we use are professional waterproof sealing strips for closed doors
The fixing method is solid and the sealing effect is tight

Finally, there are 8 locks at the back of each waterproof closed door
When the air door is closed, the lock is fixed, and the waterproof is completely realized

Do you know how to waterproof after reading the introduction above? Waterproof is not just a matter of saying, but is determined by the details of production
As a manufacturer specializing in the production of dampers, what we want is not to sell the goods, but to really achieve the actual function and function of each damper
What do you say