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What is "Steel Noise Barrier"?
Noise Barrier is a representative noise control steel based structure to effectively mitigate the noise and block the dust from the noisy area. With exceptional anti-corrosion feature based on GL(Alu-Zinc) coated galvalume steel, CTWO noise barrier has been installed from tropical area to polar area to enrich the life quality of citizen.
As more and more cities have been urbanized these days, the need of noise control is rapidly increasing. For instance metro provides convenient mobility service to citizen, however creates unintended noise to the residents nearby. By installing CTWO steel noise barrier, it helps local government to minimize the unwanted side effect for their citizens.


Front
Back
To deliver unparalleled performance, CTWO's steel noise barrier panel is designed to protect the inner sound absorbing material as well as effectively absorb sound from outside.
The sound absorbing holes on the back side is calculated to absorb sound in a wide range frequency and prevent water or dust to get inside at the same time.
Alu-Zinc coated steel presents fine galvanized color with high anti-corrosion and heat resistance feature to endure under every condition.
Why CTWO Steel Noise Barrier?
The easiest way to understand why CTWO noise barrier is a leading product is to know the feature and layer of the panel.

Side Cap
Sound Insulation Membrane Pad
Glass Wool Nature
Steel Cover Plate

GL Steel Galley Type Back Plate
Aluminum-Zinc Alloy Coating Steel Panel,
Extremely Durable and anti-corrosion
compare to normal Galvanized Steel.
Lightweigt for easy installation and safety of workers.
Wider-designed gallery(Sound absorbing hole) makes
it effectively absorb sounds in any conditions.
Glass Wool Nature / Polyester
Core of CTWO Steel Noise Barrier
Absorbs wide-range of noise and exactly reduce the noise
by its exceptional quality.
Eco-friendly material that does not produce pollution on its disposal
Sound Insulation Membrane Pad
Sound insulation membrance pad for addtional
insulation of sound as well as absorbing sound with
main absorbing material. It is designed for perfect
supporting to enhance its insulating ability.
GL Steel Front Plate
Sophisticatedly designed front plate to prevent bending or physical damage.
Perfectly protect the inner material and maintain the whole structure.
About GL Steel
CTWO steel noise barrier is composed of GL steel
which is well known as Alu-Zinc Coated Steel or Galvalume steel.
120% coating consists of 55% Aluminum 43.4% Zinc, 1.6% Silicon
allows panels to persist its best condition for long time.

Corrosion Test (Outdoor Exposure Test)
Galvanized steel is subjected to a continuous rate of corrosion, whereas the corrosion of GL tends to slow down over time. This outstanding corrosion resistance is attributed to the anti-corrosion properties in the coated layer.
Results of exposure tests conducted in a coastal region
(Test period: 13years)

Model
CTWO provides 2 types of Steel Noise Barrier
based on thickness of Panel
C2-NBXF-050
C2-NBXF-030


Project

Construction Area
Plant / Gas


Railway / Highway
Roads / Bridges


Residential Areas
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