Clear polycarbonate solid sheet Specifications: Thickness:1.5 to 12mm Maximum width: 2,100mm Length: any dimension Specific gravity: 1200kg/cbm Colors: clear, blue, green, opal, brown,bronze,etc. Technical features: Impact strength: 850J/m Light transmission: 80%-90% for different thickness of clear color Specific gravity: 1.2 g/cm Coefficient of thermal expansion: 0.065 mm/moC Temperature: -40oC to 120oC Heat conductivity: 2.3-3.9 W/m2 oC Tensile strength: >60N/mm2 Flexural strength: 100N/mm2 Modulus of elasticity: 2,400mPa Tensile street at break: >65mPa Elongation at break: >100% Specific heat: 1.16J/kgk Heat deflection temperature: 140oC Soundproof index:4mm thickness--27dB,5mm--28dB,6mm--29dB,8mm--31dB,10mm-32dB 12mm--34dB