Hluav taws xob xauv cov khoom siv & pob khawm pad

•Ua los ntawm cov khoom siv intumescent, Expansion tus nqi nrog 5 zaug, 15 zaug thiab mus txog 25 zaug.

•Thickness nrog 1mm, 1.5mm thiab 2mm.

•Tuag txiav cov ntaub qhwv rau cov khoom siv xauv thiab pob khawm, qhov rooj kaw thiab lwm yam.

•Nrog los yog tsis muaj daim kab xev.