Direct Sales sheet Polycarbonate clear round skylight roofing covers dome roof skylight
Product Description
Polycarbonate sheet Description:
A:Polycarbonate sheet is a new kind of building material, which is strength, heat insulation and good light-transmission. Due to their excellent advantages, such as high impact resistance, good head good insulation, sound insulation, light weight, flame resistance , weather resistance, easy cutting ,good machining capability and strong plasticity. B:they are widely used in public and private construction and applicable for industrial roofs and sidewalls, sunroom, swimming pool and conservatory roofing. Shopping centre roofing, sunshade for railway station, football stadium, sound insulation board , agricultural greenhouse and display.
Technical data
UNITCHARACTERISTICS | UNIT | DATE |
Specific gravuty | g/cm2 | 1.2 |
Light Transmission | % | 88 |
Impact Strength | J/M | 850 |
Flexural Strength | N/mm2 | 100 |
Tensile Strength | N/mm2 | ≧60 |
Modulus of Elasticity | Mpa | 2400 |
Tensile Stress at break | Mpa | ≧65 |
Heat Defiection Temperature | ℃ | 135 |
Elongation at break | % | >100 |
Specific Heat | Kj/Kg.K | 1.17 |
Heat Conduction | W/m.k | 0.2 |
Coefficlent of Thermal Expansion | mm/m.℃ | 0.067 |
Range of Temperature | ℃ | -40~+120 |
Effect of soundproof | 4.5mmEndurance board | 20 dB attenuation |
Normal size
thickness | 1-20mm | |
length | rolled:30m-50m | |
width | 1220mm , 1560mm, | 1820mm, 2100mm ect. |
Note: we can make products size according customer requirment thickness:1-20mm |


FAQ
Q1. What is your terms of packing?
A: Generally, we pack our goods in wooden boxes. If you have other requirement, we will also try our best to serve you.
Q2. What is your terms of payment?
A: T/T 50% as deposit, and 50% before delivery. We'll show you the photos of the products and packages before you pay the balance. Or you can pay through Alibaba Trade Insurance. L/C and western union is also accepted.
Q3. What is your terms of delivery?
A: FOB, CFR, CIF.
Q4. How about your delivery time?
A: Generally, it will take 15 to 30 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q7: How do you make our business long-term and good relationship?
A: We keep good quality and competitive price to ensure our customers benefit. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.