Thickness Range:3-20mmAvailiable color:White,grey,green,red and pinkFireproofA grade (GB8624)Density0.96-1.03g/cm3 (GB/T7019-1997)Intensity of bending resistance when dry18Mpa (GB/T7019-1997)Intensity of bending resistance when moisture-saturated condition22Mpa (GB/T7019-1997)The rate of deformation when pick up the moisture0.26% (GA160-1997)The shrinking rate when heated1.0% (GA160-1997)Water permeabilityThere is no dro of water to emerge in the back (CNS 13778)Impact resistanceNo carck,strip a