Vacuum pumps are a highly specialized type of pump that isn’t to be confused with centrifugal or positive displacement pumps. Unlike those types of pumps, vacuum pumps are designed to specifically pull a vacuum and not simply suction gas or liquid from one area to another. Two of the most important figures to keep in mind when shopping for vacuum pumps are CFM and microns. CFM is the amount of air or gas per minute that a pump can move, while microns indicates how close to absolute zero a vacuum the pump is capable of creating.
When choosing a vacuum pump, it is also worth considering whether you need a single or double-stage model. Single-stage pumps use an initial stage to create a vacuum, while double-stage models have two rotors and vanes to help create a more complete vacuum and reduce impurities.
There are a number of top-rated vacuum pumps available on the market, each with its own unique features and strengths. Choosing the right pump for your specific needs will depend on how often you need to use it, what type of work you do, and what your budget is. For example, if you only need to work on small projects around the home then a simple hand pump might be sufficient, while professional contractors may prefer a more powerful electric pump. When selecting a pump, it is also important to look at what other customers have said about the product. Top 10 best vacuum pumps