The liquid ring vacuum pump is a kind of coarse vacuum pump. The maximum vacuum it can obtain is 2000-4000Pa. The vacuum degree of the unit composed of the liquid ring vacuum pump and the vacuum pump can reach 1-600 Pa. The liquid-ring vacuum pump can also be used as a compressor, called the liquid-ring compressor, which is attributed to the low-pressure compressor, and its pressure planning is 1-2*105Pa gauge pressure.rotary-liquid-ring-vacuum-pump-for-chlorine-compression
In recent decades, China's construction machinery has formed a sound professional system, and has become the top production and marketing country in the list of construction machinery. However, after a high-speed development stage, China's domestic construction machinery market stock equipment saturation is higher, construction machinery company operating pressure is increased, the industry competition is aggravated and the prosperity continues to decline. In this environment, if China's construction machinery companies want to continue to make a living, it is necessary to open up post-market and expand business planning in many ways.liquid-ring-vacuum-pump-in-industry-factory
Even if measured by the average level of all industries, the performance indicators of machinery industry are beyond the usual performance. In the first half of the year, the total profit of industrial companies above the national planning level reached 2864.98 billion yuan, an increase of 11.4% over the same period last year, and the profit rate of the main business income of industrial companies above the national planning level was 5.57%. By comparison, the profit growth rate of machinery industry is about 8.1 percentage points higher and the profit interest rate is nearly 1.3 percentage points higher.high-pressure-liquid-ring-vacuum-pump-for-oil-drilling
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