No. 70 is a suitable asphalt road south road construction and repair of road asphalt because of its hardness penetration size, ideal for the South this rainy, hot weather, so developers must be in the South, when road construction 70 buy cheap Sichuan asphalt road asphalt 70, while number has no effect on the quality, but the same type of asphalt there are still differences, such as No. 70 ASPHALT Depending on the indicators to be divided into two kinds of national standard and non-standard and, of course, there are more poor than non-target quality, the kind of pitch is not suitable for any project, for the time being not included, GB means to achieve the national standard 70 road asphalt, rather than standard is not achieved. We hope that the developers in the purchase of 70 road asphalt, according to their need to purchase the appropriate number of 70 types of road asphalt. Many people like to use the No. 70 and No. 90 road asphalt road asphalt to compare, in the end what kind of good Sichuan cheap asphalt bitumen No. 70, in fact, 70 in Sichuan cheap asphalt, are not comparable between different models of road asphalt Different models of Sichuan different road asphalt applied to the area 70 asphalt cheap, even if you take even the best 70 road asphalt road in the north, and that the road is not repaired by a long service life of 70, because Penetration small asphalt road, hardness, so places south of this is the high temperature, precipitation large areas in the south in order to maximize the life of the road to let the same road asphalt 90 is also applicable in northern Therefore, in the South who want to contract around the road works you should know what kind of road asphalt to buy it. No. 70 asphalt factory, Sichuan No. 70 asphalt, the road should be raw material provided by the Shandong new Ze Rui New Material Technology Co., Ltd .. Shandong Zerui New Material Technology Co., Ltd. (www.maidiping.net) strong, credible, in Dongying of site construction materials industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Zerui new material into the brilliant and you work for a better future!