Specifications: Thickness: 6 to 16mm 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, the impact strength of solid PC sheets is 250 times that of glass, 20-30 times of PMMA sheet Light transmission: 80%-90% for different thickness of clear color UV resistance:with our 50m thickness UV layer ,the sheet can filter 99% ultraviolet radiation in sunlight 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 C 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:6mm--29dB,8mm--31dB,10mm-32dB 12mm--34dB Selection Description 1.The type of sound barrier and specifications could be made according to road, rail, trestle design requirements. 2. It could be designed and process according to the customers special needs.