Product Mode： Fixed mode of products： Test Speed： Number of tests： Equipment size： Description: The negative pressure sealing detection equipment consists of a vacuum pump and a negative pressure sensor. Through system control, 7-inch screen display. The vacuum negative pressure sealing test is carried out on the tested products. The system adopts the upper and lower limit pressure drop method to judge the tightness. OK-pass, NG-fail. The corresponding indicator light is on, and sound and light alarm. Relevant data can be displayed numerically and graphically. The accessories used are imported and domestic well-known brands, and the work is stable and reliable. Scope of application: laboratory sealing test and product pressure resistance analysis. Non-standard customization can be made according to customer samples and related requirements.