50mmA thick-grade non-combustible environmentally friendly glass wool, free of formaldehyde and formaldehyde, with a water repellency rate of ≥98%, which meets China's environmental label certification (ten-ring certification) plus imported F50 glass wool on the pasting surface, and the pasting surface and cotton as a whole reach the fire rating A2 F50 veneer: water vapor permeability ≤1.15Ng / Ns, initial tensile strength ≥7.0kN / m, lateral tensile strength ≥4.4kN / m, bulk density 16kg / m3, strength coefficient ≤0.037W.
