Chinese wholesale twin wall polycarbonate - SINHAI 20mm multiwall fourlayer hollow greenhouse polycarbonate sheet – Sinhai
Chinese wholesale twin wall polycarbonate - SINHAI 20mm multiwall fourlayer hollow greenhouse polycarbonate sheet – Sinhai Detail:
The surface of the multiwall polycarbonate sheet is evenly distributed with a high-concentration UV anti-uv co-extruded layer, which can best block the damage of ultraviolet rays to the board and prolong the service life of the sheet. (Products are divided into single-sided UV and double-sided UV).
The multi-layer polycarbonate sheet has stronger impact resistance and better heat preservation effect, suitable for greenhouse.
Product | Multiwall polycarbonate sheet |
Material | 100% virgin bayer/sabic polycarbonate resin |
Thickness | 8mm-20mm |
Color | Clear, Blue, Lake Blue,Green, Bronze, Opal or Customized |
Width | 1220, 1800, 2100mm or customized |
Length | 2400, 5800, 6000, 11800, 12000mm or customized |
Warranty | 10-Year |
Surface | UV protection is added for free |
Technology | Co-extrusion |
Free sample | YES |
Price term | EXW/FOB/C&F/CIF |
Product 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 |
Why Choose US
Product Application
1.Daylighting ceilings for office buildings, department stores, hotels, villas, schools, hospitals, stadiums, entertainment centers and public facilities.
2. Noise barriers for expressways, railways and urban elevated roads.
3. The canopy of modern plant greenhouses and indoor swimming pools.
4. Canopies for subway entrances and exits, stations, parking lots, shopping malls, pavilions, lounges, and corridors.
5. Safe lighting materials for airports and factories.
Product detail pictures:



Related Product Guide:
The last two years,the global polycarbonate sheet market is in a leading position in terms of demand, revenue and business growth
We insist on offering premium quality creation with very good company concept, honest product sales along with the finest and fast assistance. it will bring you not only the premium quality item and huge profit, but the most significant is to occupy the endless market for Chinese wholesale twin wall polycarbonate - SINHAI 20mm multiwall fourlayer hollow greenhouse polycarbonate sheet – Sinhai , The product will supply to all over the world, such as: Korea , Portland , Israel , Our company has abundant strength and possesses a steady and perfect sales network system. We wish we could establish sound business relationships with all customers from at home and abroad on the basis of mutual benefits.

The company comply with the contract strict, a very reputable manufacturers, worthy a long-term cooperation.
