Project indicators require uniform appearance of the agent liquid paint removal efficiency % (tested after applying paint remover for 30 minutes) ≥ 85 Internal pressure (50±1) ℃, MPa ≤ 1.0 Leakage test (50±1) ℃, constant temperature water bath no leakage spray Extraction rate (%) ≥ 98.0 ※ No corrosive effect on metal ※ Heat resistance can be maintained at (40±2) ℃ for 24 hours, and can be used normally after returning to room temperature ※ Cold resistance can be maintained at (0±5) ℃ for 24 hours, and can be used normally It can be used normally when it reaches room temperature.