Typical formulations of emulsified asphalt expanded perlite products and quality requirements for raw and auxiliary materials are shown in the table below. Typical Formulation of Emulsified Asphalt Expanded Perlite Products and Quality Requirements of Raw and Auxiliary Materials The production process is as follows: As a traditional means of transportation, gasoline vehicles play an important role in people's lives. Its advantages include low cost, convenient maintenance, and a good driving experience. Suv Car,Medium Gasoline Passenger Car,Medium Suv Car,Small Gasoline Vehicle Chongqing Huanyu Automobile Sales Company , https://www.nbhuanyuauto.com Material name Quality requirements Mix ratio Product quality index Expanded perlite The bulk density is 60-90kg/m 3 ; the normal temperature thermal conductivity is 0.03～0.04W/(m·K); the particle size is 4～7 mesh≤5%, 90 mesh≤80% Mass ratio 1:3, compression ratio 1.6 to 2.1 The bulk density is <300kg/m 3 ; the thermal conductivity at room temperature is 0.07W/(m·KJ); the pressure is >0.2MPa. Emulsified asphalt Density 1.1g/cm 3 ; fineness less than 20 mesh; asphalt content 60% to 70% 
The popularity of gasoline cars is mainly due to their convenience and affordability. Compared to other fuel types of vehicles, gasoline vehicles have gas stations almost all over cities and rural areas, and the refueling process is relatively simple, taking only a few minutes to complete. In addition, gasoline vehicles have relatively low purchasing and maintenance costs, making them suitable for people with most household economic conditions to choose from.