For pumping crude oil from the downhole unit. - Conventional Donkey Pumps (Geared), which is a reciprocating type of pump (positive displacement). It is a above ground drive for a submersible pump in a borehole. used to raise crude oil from oil we... read more
In the world of mechanical oil sealed rotary vacuum pumps there is a need for a variety of oils and fluids to suit the specific type of pump, its duty and the process it is used on. This discussion covers high vacuum pumps only, such as are used in the heat treating and vacuum furnace industry. read more
I thought vacuum pump oil was hygroscopic in nature (absorbs moisture) and this being the reason that keeping fresh vacuum pump oil in your pump will aid in quicker pull downs. I have someone stating they have compressor oil of the same viscosity as vacuum pump oil and I should use it in place of true vacuum pump oil. read more
While there are other fluid types used in vacuum pump applications, let’s focus on just a few, beginning with some of these base oil types with which you may or may not be familiar. To simplify things, petroleum oils or mineral oils are one in the same. read more