... AWAY. Product Name: FGC green building materials (MgO building materials).Raw material: rice straw, saw-dust, bagasse, weeds, fly-ash, ... green and environmental protection;2 Good fireproofing characteristic, nonflammable material A grade, its fire-resistantlimit has reached more than ... tenacity.5 Heat insulation, sound insulation, the index of the sound insulation has reached 50dB.6 Promoted by the ...