polycarbonate sheet data
|
Characteristics
|
Unit
|
Data of PC Twin-wall Hollow Sheet
|
|
Light transmission
|
%
|
40 ～ 82
|
|
Impact strength
|
J/m
|
2.1 ～ 2.3
|
|
Coefficient of thermal expansion
|
mm/m .℃
|
0.065
|
|
Heat conductivity
|
W/m2 .℃
|
3.0 ～ 3.9
|
|
Service temperature
|
℃
|
-40℃～+120℃
|
|
Tensile strength
|
n/mm2
|
≥60
|
|
Bending strength
|
n/mm2
|
100
|
|
Bending elastic modulus
|
mpa
|
2400
|
|
Tensile stress at break
|
mpa
|
≥65
|
|
Elongation at break
|
%
|
≥100
|
|
Sound insulation effect
|
db
|
20 decibel decrease for 10mm thick sheet
|
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