Posted on Tue, 30 Nov 2021 05:44:07 +0000
Dry screw vacuum pumps are widely used in chemical industries, so pump’s seal is very important. What is the seal of dry screw vacuum pump? And what are seals’ material? Please see below picture of dry screw vacuum pump’s seal for reference: The orange one is piston ring seals; The yellow one is ...
Read MorePosted on Mon, 29 Nov 2021 07:51:52 +0000
In vacuum trucks such as fecal suction trucks, garbage trucks, and municipal vacuum trucks, the liquid ring pumps are generally not driven by electric motors, but driven by automobile engines, such as diesel engines , PTO driven. Generally speaking, PTO refers to power takeoff, which refers to po...
Read MorePosted on Fri, 19 Nov 2021 08:52:19 +0000
As we all know, most of the 2BE3 series vacuum pumps require a reducer to be directly connected to the drive, especially for pumps above 2BE3-52-336rpm. In traditional designs, a reducer must be used for direct drive. However, the cost of most reducers is the cost of the motor is much higher than...
Read MorePosted on Thu, 18 Nov 2021 07:58:06 +0000
The pump cover of the 2BE3 series liquid ring vacuum pump produced by EVP company can be lined, and the material is PP (see below picture), which can effectively deal with the problem of anti-corrosion. At present, the maximum model which we can do this kind of lining material is till to 2BE350, ...
Read MorePosted on Fri, 12 Nov 2021 05:45:25 +0000
Question: What is the oil level of 2X-70A? Is this red dot the highest oil level or the lowest oil level? Answer: The red dot is the center oil level. The oil level runs under vacuum for 5 minutes, reaching the red point or exceeding the red point by 3-6 mm Can’t be lower than the red point...
Read MorePosted on Thu, 11 Nov 2021 06:12:06 +0000
Inlet and exhaust port flexible connection, also called Inlet/outlet compensator, it used for The function of using it to connect is to reduce vibration, and increase the airtightness of the pipeline. We use Bellows connection in the inlet port We use rubber Flexible Connection in the outlet p...
Read MorePosted on Fri, 25 Jun 2021 09:15:16 +0000
The automobile, an important invention of the second industrial revolution, provides an important guarantee for the material transportation of human society and promotes the process of history. Since invented the first steam car diesel, petrol cars, its power source are all fossil fuels, however,...
Read MorePosted on Fri, 18 Jun 2021 08:22:54 +0000
Epoxy resin is a high-molecular polymer with a molecular formula of (C11H12O3)n, which refers to a general term for a class of polymers containing more than two epoxy groups in the molecule. It is a polycondensation product of epichlorohydrin and bisphenol A or polyol. Due to the chemical activit...
Read MorePosted on Thu, 17 Jun 2021 09:15:15 +0000
Scanning Electron Microscope (abbreviated as SEM), referred to as Scanning Electron Microscope. It is an electron microscope that uses a focused electron beam to scan the surface of the sample to produce an image of the sample surface. Scanning electron microscope (SEM), also known as SEM analysi...
Read MorePosted on Tue, 08 Jun 2021 08:54:56 +0000
Biogas, as the name suggests, is a gas found in swamps.People often see, in the marsh, sewage or septic tank, there are bubbles coming out, if we strike a match, it can be lit, this is the natural occurrence of biogas. From the perspective of scientific definition, biogas is a kind of combustible...
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