快餐3小时100元不限次数电话_24小时品茶微信wx_700元三小时不限次数品茶

     
Asphalt
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It is produced by cutting and fractionating crude oil in atmospheric and vacuum distillation unit. The asphalt products include 70A and 70B road asphalt, which meet the technical requirements of the Ministry of Transport of the People's Republic of China.
Product characteristics
The product has good high temperature stability, low temperature crack resistance, water damage resistance and durability, excellent adhesion and high elastic recovery rate.
Application instructions
Widely used in the construction of domestic expressways, first-class highways, urban expressways, trunk roads and other roads with heavy traffic
Application instructions
Construction
Cars and traffic