aluminium sound barrier/railway noise barrier

aluminium sound barrier/railway noise barrier
 

1. Thickness: 4mm to 20mm

2.Maximum width: 2,100mm

3. Length: no limit

4. colours: clear, blue, green,  brown, opal etc. 

5. sound insulation: 37dB average

6. soundproof  index: 0.84 average

functions:

1. high light transmission: up to 85% of tne sheet

2. Weather resistance
The weather resistant treatment of anti UV on the surface of the sheet prevents the resin from turning yellow by causing Ultraviolet ray.

3. Fire retardant
Its impact strength is 10 times of the ordinary ray glass, 3-5 times of the ordinary corrugated roofing sheet and 2times of toughened glass .It is hardly broken.

4.Temperature property
In the temperature from -40C to 120C, the product will not deform.

5.Light weight
It is light in weight ,easy to handle and drill,convenient for construction and procession .