SINHAI daylighted hollow clear plastic polycarbonate skylight sheet
Product Description
The hollow polycarbonate sheet is made of polycarbonate as the main raw material. Hollow polycarbonate sheet entered the building decoration material market in the mid-1980s. Compared with laminated glass, wire glass, tempered glass, and hollow glass, it has the advantages of light weight, weather resistance, super strength, flame retardancy, and sound insulation, due to the unique high quality of the sun board. It is generally recognized by the architectural design, decoration engineering, environmental engineering, and advertising industries.
Product Details
Twinwall polycarbonate sheet
Product Name | Twinwall polycarbonate sheet |
Material | 100% virgin bayer/sabic polycarbonate |
Thickness | 2.8mm-12mm,customized |
Color | Clear, Blue, Lake Blue,Green, Bronze, Opal or Customized |
Width | 1220, 1800, 2100mm or customized |
Length | No limit,customized |
Warranty | 10-Year |
Technology | Co-extrusion |
Surface | UV protection is added for free |
Price term | EXW/FOB/C&F/CIF |
Thickness(mm) |
Weight (kg/m²) |
Width (mm) |
U Value (w/m²k) |
Light transmission (%)clear |
Min bending radiums (mm) |
Min span (mm) |
4 |
0.95 |
1220/2100
|
3.96 |
78 |
700 |
1500 |
6 |
1.3 |
3.56 |
77 |
1050 |
1800 |
|
8 |
1.5 |
3.26 |
76 |
1400 |
2000 |
|
10 |
1.7 |
3.02 |
73 |
1750 |
2700 |
Feature
U.M. |
PC |
PMMA |
PVC |
PET |
GRP |
GLASS |
|
Density |
g/cm³ |
1.20 |
1.19 |
1.38 |
1.33 |
1.42 |
2.50 |
Strength |
K.J/m² |
70 |
2 |
4 |
3 |
1.2 |
- |
Modulus of elasticity |
N/mm² |
2300 |
3200 |
3200 |
2450 |
6000 |
70000 |
Linear thermal expansion |
1/℃ |
6.5×10-5 |
7.5×10-5 |
6.7×10-5 |
5.0×10-5 |
3.2×10-5 |
0.9×10-5 |
Thermal conductivity |
W/m.k |
0.20 |
0.19 |
0.13 |
0.24 |
0.15 |
1.3 |
Max.service temperature |
℃ |
120 |
90 |
60 |
80 |
140 |
240 |
UV transparency |
% |
4 |
40 |
nd |
nd |
19 |
80 |
Fire performance |
- |
very good |
poor |
good |
good |
poor |
fireproof |
Resistance to weathering |
- |
good |
very good |
poor |
fair |
poor |
excellent |
Chemical compatibility |
- |
fair |
fair |
good |
good |
good |
Very good |