Posted on Fri, 26 Oct 2018 03:41:44 +0000
Roots vacuum pump is a kind of vacuum pump without internal compression, usually the compression ratio is very low, so high and medium vacuum pumps need front-stage pumps, because of the special working environment and industry needs, the requirements for equipment is very high, divided into diff...
Read MorePosted on Fri, 26 Oct 2018 03:13:51 +0000
When you need a vacuum system, of course you want the best solution, which requires not only innovative and excellent performance, but also safety and reliability with the lowest operating costs. With 100 years of technical experience in the coal mine gas pumping industry and our expertise in vac...
Read MorePosted on Thu, 25 Oct 2018 03:48:16 +0000
There are many factors that determine the price of molecular vacuum pump, such as the material of the pump, the pressure needed when the pump works and the maximum flow rate of the pump. The price is different, and the name of the variety is also diversified. How to choose a truly durable vacuum ...
Read MorePosted on Thu, 25 Oct 2018 03:03:00 +0000
Shanghai EVP vacuum pump manufacturer provides all kinds of industrial liquid ring vacuum pump. These pumps are suitable for continuous inhalation drying and full steam saturated air and gas. Shanghai EVP Vacuum Pump Manufacturer provides a variety of liquid ring vacuum pumps with a capacity of...
Read MorePosted on Wed, 24 Oct 2018 03:12:50 +0000
Rotary vane vacuum pump gas ball valve often discharge vapor or vapor and gas mixture, mainly water vapor, in vacuum applications. Normal rotary vane vacuum pump can not eliminate steam, steam into the rotary vane pump chamber will be compressed, gradually increased to saturated vapor pressure, t...
Read MorePosted on Wed, 24 Oct 2018 02:44:01 +0000
With the continuous development of vacuum technology, vacuum equipment has been widely applied in metallurgical industry. As the main pump of most high vacuum systems, oil diffusion pump has many advantages, such as simple structure, high pumping rate, easy to obtain high vacuum and so on. In thi...
Read MorePosted on Tue, 23 Oct 2018 05:43:25 +0000
Shanghai EVP is a professional production and sales of vacuum pumps and their accessories entity enterprises, the company specializes in vacuum pump maintenance, for the vane vacuum pump maintenance has professional technical experience. In the winter, the failure rate of rotary vane vacuum pump ...
Read MorePosted on Tue, 23 Oct 2018 02:46:40 +0000
Comparing the screw pump and claw pump of vacuum unit, the gas in the pump is divided into the upper half cavity and the lower half cavity because the screw of the working device is a whole in two identical screw movements. The principle of the dry screw pump is that the spindle is always pushed ...
Read MorePosted on Mon, 22 Oct 2018 03:37:43 +0000
The function of vacuum pump maintenance is to extract gas molecules from the vacuum chamber, reduce the pressure of the vacuum chamber, so as to achieve the required vacuum. Generally speaking, there is a large range from the atmosphere to the very high vacuum, and so far no vacuum system can cov...
Read MorePosted on Mon, 22 Oct 2018 02:31:57 +0000
Piston Vacuum Pump is a vacuum unit composed of ordinary roots pump as the main pump and piston vacuum pump as the front pump in series. By means of vacuum relay or electric contact pressure gauge, the automatic opening and closing of roots pump slide valve pump and automatic overload protection ...
Read More
