Characteristics of fire expansion rubber strip
2021-07-27
outline:
In case of fire, the expansion sealing strip is used between the door leaf and the door frame, door leaf and door leaf of steel door and wooden door. When a fire breaks out, the fire swelling sealing strip actively swells, seals the gap between the door, and isolates the air circulation between the two spaces, which is useful to avoid the damage of dense smoke, toxic gases and hot gases to the human body in the early stage of the fire and to control the extension of the fire. The sealing strip can be glued in the groove of the fire door seam, or it can be fixed in the groove of the fire door with a small nail. Features: 1. Expansion temperature; 2. Linear expansion multiple; 3. High temperature resistance and incineration function; 4. Smoke prevention function; 5. Environmental resistance.
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