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Classification of Vacuum Level
2019-05-30 10:41:00
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Early History of Vacuum Technology
2016-05-13 18:23:00
In 1643, an Italian physicist Torricelli proved the presence of vacuum and atmosphere pressure in natural space. He created a long glass tube, sealed at the top, filled it with mercury
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2016-05-11 18:23:00
The most commonly used unit in vacuum measurements is Pa. 1Pa is equal to 1N/m2. The unit used in technical atmosphere is Bar. 1Bar=1kgf/cm2. The unit now used less often is torr. 1T
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2016-05-09 18:23:00
Today, many high precision products have to make use of various level of vacuum at certain stages during the manufacturing process, such as semiconductors, hard drives, and lenses. Laboratories
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2016-05-06 18:22:00
Since the discovery of vacuum, from the vacuum flask in early days, to the vacuum pasteurization, or CRT tube manufacturing, or vacuum packaging today, vacuum technology has had a very wid
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2016-05-05 18:21:00
A vacuum is a physical space with no or very little gas molecules and atoms in it. It is a field space where only a variety of energy particles exist. In applied physics and technical applicatio