no:248, Govindan St, Shanthi Nagar, Arundati Nagar, Perambur, Chennai, Tamil Nadu 600012
Building Contractors
Fire rating 240 min
Char expansion 50x thickness
Pre-primed epoxy base
Fix with SS screws
Cellulosic and hydrocarbon curve
Gypsum-vermiculite mix sprayed on steel—insulates, delays temp rise to 550°C for 2-4 hrs.
Swells into thick char when heated—insulates steel, 30-240 min rating based on DFT.
Clean finish, high impact areas, or hydrocarbon fires—calcium silicate up to 4 hrs.
HP/A ratio of steel section, fire rating required—software per IS 3809 or UL 1709.
Yes, bond strength, density, and furnace test per standard—certificate issued.
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