Glass wool welcome to visit our website: Chinalffed.com or lffed.com Distinctive advantages: 1 CE certificate Grade A1 fireproof2Unique technology; rebound degree after compressive packing is up to 99.2%. 3 Soft and long glass fibers can maximally lessen flying catkins in the construction. 4Sound absorption and noise reduction; it can effectively prevent sound from spreading. 5Grade A1 incombustible materials. 6Easy for construction; cutting at will. 7Antisepsis, ageing resistance, and anticorrosion, ensuring a healthy environment. 8Low moisture absorption; stable physical properties. Changing table of density and thermal conductivity: 10kg-48kg(partial)density(kg/m3)thickness(mm)width(m)thermal conductivity(W/m.k)thermal resistance(m2.K/W)10501.20.0441.1410751.20.0441.70101001.20.0442.2712501.20.0431.1612751.20.0431.74121001.20.0432.3314501.20.0411.3314751.20.0411.83141001.20.0412.4416501.20.0391.2816751.20.0391.92161001.20.0392.5624251.20.0360.6924401.20.0361.1124501.20.0361.3932251.20.0340.7432401.20.0341.1832501.20.0341.4748251.20.0330.7648401.20.0331.2148501.20.0331.52