... , 100mm 3) Weight (Kg/M2): 0.8, 1.2, 1.4, 1.6, 1.9, 2.2, 2.4, 2.6, 3 ... : >65mPa Elongation at break: >100% Specific heat: 1.16J/kgkHeat deflection temperature: 140oCSoundproof index:6mm--29dB,8mm--31dB ... ,10mm-32dB 12mm--34dBApplications: 1) Roofing light sheet and sunshade for office building, department ... sheetSound barrier pictures for reference: metal noise barrier (shutter)