Camping is becoming popular, instantly occupying the C-position in the moments and becoming a traffic code for social platforms.
Give a piece of land on which you can show off your personality and ...
This series of Roots-type vacuum pumps cannot be used alone. It needs to be used in series with the pre-stage vacuum pump to increase the pumping rate of the pre-stage vacuum pump when the pressure...
1. Basic types and characteristics.
Water ring pumps can be divided into the following types according to different structures.
■ Single-stage single-acting water ring pumps: single-stage means th...
What is an ISO flange? ISO flanges are subdivided into ISO-K and ISO-F. What are the differences and connections between them? This article will take you through these questions.
ISO is an accessor...
Edwards has expanded its range of nEXT turbomolecular pumps with two larger models that provide faster pumping performance and excellent compression ratios for longer cycle times and lower ultimate...
1. The number of fan blades is small, and the air volume generated is small.
2. The fan speed is low, the wind pressure and air volume are small.
3. The motor has high power and high current, r...