Door fireproofing swell rubber seal:

Fireproof and smokeproof inflated seal strip product description:
　　Ingredient: Sodium Metasilicate Hydrated,glass fiber,additive, epoxy coating
　　When it’s heated,Fireproof and smokeproof seal strip will expand rapidly to seal the door and window gap,and prevent smoke and heat go into it at same time,so that it could ensure personal safety
　　Expansion temperature:initial expansion temperature of 199 ℃, the main expansion temperature of 347 ℃; temperature rose to 980 ℃ and last 30min, no burning, no ashes
　　Heat,flame and its properties:No obvious smoke between the left,right and upside of the door after installing rubber seal strip,in a certain time(as long as 120mins) it will keep excellent fireproof and smokeproof property. Low reaction temperature, short reaction time to begin to swell, linear expansion of the original expansion ratio greater than or equal to 3 times the thickness; 120 ° C can have a significant bubble pressure, the combination of fire and smoke performance, heat and noise meet isolation, the fire board as "a fire expansion of construction materials" used in the fire building elements have been building through the German regulatory and legal approval
　　Resistance to environmental capacity:Keeping same expansion rate under room temperature,50 humidity condition to 120 days.
　　General size: 2mm*20mm*1050mm,2mm*15mm*1050mm,2mm*10mm*1050mm,any other sizes are customized by clients