1. Pay attention to the quality of the plate, the degree of vacuum sealing, and the poor material can easily cause deformation of the can body.
2. Selection of vacuum kit, pressure bearing capacity and temperature difference perception.
3, the choice of the rear can lid, according to the local working environment, temperature difference, etc.
4. According to the relevant regulations of the National Development and Reform Commission on the enforcement of the three-legged gas emissions of the compulsory implementation country, the data of the previous national vehicle parameters were all deleted from July 1, 2008.