The twentieth century, the mid-eighties, Tianjin, Wuhan, the introduction of multi-functional modified asphalt coil production line, but also the production of asphalt shingles, but the market did not expand. At the end of the twentieth century, Shanghai and other coastal cities, to promote "flat to slope", color asphalt tile became the preferred roofing material. This not only changed the city landscape, but also improved the roof of the drainage and insulation performance.
The advantages and disadvantages of this paragraph
Asphalt tile advantages: First, the shape of a wide range of applications. Second, insulation, insulation. Third, the roof bear light weight, safe and reliable. Fourth, the construction is simple, low overall cost. Fifth, durable, no broken worry. Sixth, rich colors, beautiful environmental protection, seventh, waterproof, corrosion-resistant, eighth, wind, dust self-cleaning.
Asphalt tiles
Since the late nineties of the 20th century, China's Shanghai, China's Dalian and other places the rise of the "flat to slope" heat, almost all the flat roofs have been converted into a slope roof, the city a new look. As the main slope of the roof material is asphalt shingles, its greatest feature is the light weight, color is also more. Asphalt shingles are fiberglass mats for the carcass, after dipping high-quality petroleum asphalt, one side covered with colored mineral pellets, on the other hand sprinkled with insulating material made of tile-shaped roof waterproof sheet, it has a good waterproof, Decorative features and rich colors, in various forms, light and thin, simple construction and so on. Asphalt shingles are a roofing material with a decorative and waterproof function. Production and use in the United States and Canada is very large, mainly for residential and commercial construction of the slope roof. In Europe also produces the use of asphalt shingles, but the relative number is smaller.
