久久激情网-亚洲无av在线中文字幕-欧美老肥婆性猛交视频-brazzers欧美一区二区-国产在线专区-丰满白嫩尤物一区二区-亚洲资源在线播放-久久夫妻视频-亚洲av电影一区二区-2025韩国大尺度电影-日韩亚洲欧美精品

YG462A AIR PERMEABILITY METER

• YG462A AIR PERMEABILITY METER

  Application: 

     used for determination of air permeability of polymer porous elastic materials. 

  MEET THE STANDARDS:

      GB/T 10655-2003 polymer porous elastic materials, air permeability test standards. 

  Features: 

     1, large screen color touch screen operation, chinese-english Menu Interface; 

     2, one-button operation, no manual intervention, automatic test completed; 

     3, can achieve a single test results, and the average test results; 

     4, real-time acquisition of the current temperature, automatic compensation of the Aerodynamic viscosity value; 

     5, automatic over-current, over-pressure, high temperature alarm prompt; 

     6, two test modes: constant pressure difference, constant flow; 

     7. Air Pressure Sensor: high precision electronic air flow, air pressure sensor to ensure the accuracy of test data.