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 °C

0.065

Heat conductivity

W/m2 °C

3.0 ~ 3.9

Service temperature

°C

-40°C~+120°C

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