What is the sound barrier on the edge of the railway?
FRP sound barrier cost is high, no fire. The new magnesia sound barrier is modified with magnesium chloride cement as the base material, is an inorganic non-combustible material, has good corrosion resistance and acoustic properties.
Metal sound barrier high cost, easy to rust; ordinary concrete from the major, low strength; PC sound barrier low hardness, poor UV resistance;
At present, the market common sound barrier main material metal sound barrier, concrete sound barrier, PC sound barrier, glass steel sound barrier and so on
