Soft fireproof expansion sealing strip is soft and can be folded in half without changing, which Is convenient for many occasions. It can also be fixed directly on the outside of the door leaf or door frame, which plays a beautiful role when there Is no f Ire. When a fire occurs, the fireproof expansion material immediately begins to expand and expands continuously with the rise of temperature, forming local dense material to seal the gap, so as to prevent the penetration and spread of gas, smoke and flame In the event of a fire, so as to meet the requirements of fire prevention end heat insulation.

 

Scope of application: on wooden doors or door frames, metal doors or door frames. General caulking of a building.

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Product performance: the expansion product is completely not affected by water and moisture, rapid expansion in the face of fire, no ash, no cracking, strong tensile strength, expansion coefficient can reach 15—20 times.

 

Usage: double-sided adhesive bonding, universal adhesive bonding.

 

Test: has passed the national Fire building material quality supervision and testing center type inspection.

 

Precautions: To make the paste better, the sealing strip should be pasted on the clean and dry surface at +5℃ —40℃.