Posted on Tue, 22 Jan 2019 03:19:19 +0000
The vacuum required for smelting Ni-based and Fe-based superalloys in vacuum induction furnaces is generally in the order of 0.133 3a (10-3 Torr). The vacuum system consists of three stages: oil injection booster pump – Roots vacuum pump – mechanical vacuum pump. Most of the mechanica...
Read MorePosted on Tue, 22 Jan 2019 03:11:40 +0000
In the refining process of edible oil, most of the water vapor is pumped out by vacuum pump, so the selected vacuum pump must be able to extract water vapor. The main vacuum pumps that can extract water vapor are water jet pump, water ring pump, wet Roots pump, water vapor jet pump and cryogenic ...
Read MorePosted on Mon, 21 Jan 2019 04:05:29 +0000
Piston vacuum pump belongs to dry vacuum pump. Piston vacuum pump is used in degassing of plastic extrusion machinery. The plastic extrusion degassing system provided by EVP is specially developed for degassing plastic melt in extruders. In this field, our company has many years of rich experienc...
Read MorePosted on Mon, 21 Jan 2019 03:55:35 +0000
Vacuum dewatering is widely used in dewatering of pulverized coal, mineral powder, pulp, alkali, dyes, rubber and cement. Coal Washery in coal industry uses liquid ring vacuum pump and filter to suck water in the slurry water, so as to get dry slurry (filter cake), which is the most typical and w...
Read MorePosted on Fri, 18 Jan 2019 03:26:58 +0000
Aiming at plasma nitriding process, vacuum system technology of EVP vacuum pump is used in nitriding furnace. Plasma nitriding technology is becoming more and more important for heat treatment. First-class technology and control measures ensure that the structure and composition of the compound a...
Read MorePosted on Fri, 18 Jan 2019 03:21:52 +0000
The central vacuum pump system is applied to the vacuum packaging machine of fresh food in various glass bottled products and plastic discs. Compared with the vacuum technology used before, it is more economical and practical, and the energy consumption per unit has been reduced by more than 70%....
Read MorePosted on Thu, 17 Jan 2019 03:08:06 +0000
With the rapid development of semiconductor technology, semiconductor devices are also innovating and developing from generation to generation. Nowadays, the manufacture and use of semiconductor equipment involves many high and new technologies, such as various chemical elements, and has a strong...
Read MorePosted on Thu, 17 Jan 2019 03:00:04 +0000
Usually when we choose the vacuum pump, we usually choose the type of vacuum pump according to the vacuum degree needed in the actual working condition, and choose the pumping speed of the vacuum pump according to the pumping volume. Of course, there are other factors affecting the application of...
Read MorePosted on Wed, 16 Jan 2019 05:52:58 +0000
When vacuum is obtained by injecting resin into GRP components for ships, shipyards are equally concerned about quality. The emergence of rotary vane vacuum pump provides great convenience for shipyards. Rotary vane vacuum pump is one of the most basic vacuum acquisition equipment in vacuum techn...
Read MorePosted on Wed, 16 Jan 2019 05:44:04 +0000
Rotary vane vacuum pump is a general fluid machinery widely used in chemical industry system. It has many advantages, such as wide performance adaptability (including flow rate, pressure head and adaptability to the properties of conveying media), small size, simple structure, easy operation and ...
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