2012hot sale Bayer polycarbonate roofing

Specifications

roofing sheets
1)20-60 micron UV-protection
2)verified by ISO9001-1998 and SGS
3)good quality with short time

 roofing  sheets 

 

1. Specifications:
1) Thickness: PC hollow sheet-from 4mm--18mm

2) Width: 900-1120 mm

3) Length: according to requirements

4) Colors: Clear, lake blue, green, blue, opal, bronze, silvery gray(Other color can be ordered according to request)

 

2. Features:
1) High light transmission: Over 82%
2) Excellent impact resistance: 80 times of same thick glass.
3) Weather and UV resistant-properties retained for years.: Temperature resistance range is -40° C ~ +120° C, with an ultraviolet coextruded film on the sheet surface. It can prevent the resin fatigue or yellowing caused by the ultraviolet.
4) Light weight: Only 1/12 of the weight of glass of the same thickness. It can be easily cold bent as well as thermal shaping.
5) Flame resistance: High fire performance rating is class B1.
6) Sound and heat insulation: Superb sound insulation for freeway barrier and super thermal insulation save energy.
7) An engineering plastic of excellent integration capability. It has outstanding physical, mechanical, electrical and heat capabilities.

 

3. Applications:
1) Roofing light sheet and sunshade for office building, department store, hotel, stadium, school, amusement center, hospital, ect. 2) Skylight, lighting for corridors, balcony, passages and subway entries, walkways.
3) Do-It-Yourself (DIY), awning, canopy.
4) Advertising lamp boxes, sign board.
6) Anti-riot shield, bullet resistant material, Bank ATMs.
7) Conservatories, agricultural greenhouses, zoos, botanical gardens.
8) Industrial Roofing and Glazing
9) Swimming Pools roofing/cover/sheet

 

Others:

1) Impact strength:   850J/m. About 200-350 times of common glass.
2) Light weight:   About 1/2 times of glass of the same thickness.
3) Light transmission:   80%-92% for different thickness of clear color
4) Specific gravity:   1.2 g/cm3
5) Coefficient of thermal expansion:   0.065 mm/m° C
6) Temperature range:     -40° Cto 120° C
7) Heat conductivity:   2.3-3.9 W/m2 o
8) Tensile strength:   > =60N/mm2
9) Flexural strength:   100N/mm2
10) Heat deflection temperature 140 ° C
11) Modulus of elasticity:   2, 400mPa
12) Tensile street at break:   > =65mPa
13) Elongation at break:   > 100%
14) Specific heat:   1.16J/kgk
15) Soundproof index:   4mm-27dB, 10mm-33dB