April 2023

Pressure Gauge

What are the common units of pressure for air tightness testers, and what is the difference between Pa, kPa and MPa?

This paper introduces the working principle of the airtightness tester and common pressure units, including Pa, kPa, MPa, mmHg, bar, mbar, psi, etc., and explains the conversion relationship between pascals, kilopascals and megapascals. It also emphasized the importance of accuracy and detection speed of the airtightness tester, and mentioned the high precision airtightness tester of JCGK brand.

Jingcheng Gongke airtightness tester in the automated production line application

How to choose the air tightness tester? An article to read a variety of waterproof sealing equipment testing principles and methods

This article details the seven common testing principles and methods used in airtightness testers, including positive pressure, negative pressure, quantitative, flow, differential pressure, positive and negative pressure and helium mass spectrometry, as well as factors to consider when selecting an airtightness tester, such as testing accuracy, speed, range and reliability. The article emphasizes the importance of choosing the right airtightness testing instrument for different application needs and budgets.

Waterproofing

The most complete network! Airtightness tester equipment various classifications and test methods-Jingcheng Engineering Airtightness

This article describes in detail the classification of airtightness tester, test methods and their applications in industrial production. The article classifies the airtightness tester according to the airtightness detection principle, detection object, automation degree, application environment and product function, and introduces the three test methods of bubble method, pressure drop method and mass spectrometry and their advantages and disadvantages.

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