High Quality Mine Airtight Door
Mine Airtight Door Main Structure
1. Airtight door is made up of the flat steelplate,stiffened plates,ring beam and other combinations.
2. Door frame adopts channel steel, I-beam composite frame
3. Wedge-shaped wedge slide
4. Support by hinges with rolling bearing
CONTACT:laura@dongdajituan.com
Mine Airtight Door Model Meaning
Model MMB 1.4*1.8 , MMB means airtight door,
1.4 means net width through the cave
(Or refers to the net width of door without frame) is1400mm.
1.8 means net height through the cave
(Or refers to the net height of door without frame)is 1800mm.
Mine Airtight Door Parameters
Water-proof air-tightModel
MB1.4×1.8
MB1.6×1.8
MB1.8×2.0
MB2.1×2.0
CONTACT:laura@dongdajituan.com
Because of the production batch, the specific model aredifferent, the above pictures are only for reference , you can contact oursales staff for further details on the specific verification.
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