Specifications
soundproof sheets1.high soundinsulated effect
2.high impact resistance
peteive price
4used for high way,railwa
Polycarbonate Soundproof Sheets
Specifications:
Thickness: 4 to 16mm
Standard Length :6000mm
Standard width :1200-2100mm
Specific gravity: 1200kg/cbm
Colors: clear, blue, green-blue, greenl, brown,opal,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
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