Meltblown fabrics and non-woven fabrics are two similar things. Meltblown fabric belongs to non-woven fabric and industrial textiles. The main raw material of non-woven fabric is polypropylene particles. It has the characteristics of light weight, moisture-proof and good air permeability. It is m...

The steam cryogenic pump provides the most cost-effective solution for vacuum pumping in a vacuum system, greatly reducing pumping time and significantly improving product quality. In production applications, this means more cycles per day. In most cases, production can be increased by 50 to 100 ...

Oil mist filter is also called vacuum pump exhaust filter element. What is the function of vacuum pump exhaust filter element? What’s the use? Since it is an exhaust filter element, it must be installed at the exhaust port. That is to say, the main function of exhaust filter element is to s...

The basic characteristics of vacuum valve are high gas seal (reliable sealing); the resistance to air flow is as small as possible (that is, the flow conductivity of the valve is as large as possible); the wear resistance of sealing parts is good, which can be used repeatedly and has a long servi...

How to understand the silencer of Roots blower correctly and what is the mechanism of noise generation of Roots blower? Roots blower without muffler, there is a certain risk, adding muffler is a necessary measure, and if the blower inlet is directly connected to the pipeline, then there is no nee...

Type NO. : ZJ-53B thermocouple vacuum gauge Type the regulations made after stabilizing treatment, heat capacity of tiny nickel chrome – constantan as a heating wire and the thermocouple wire, with ambient temperature automatic compensation and dust prevention functions. With simple structu...

Since 1990, liquid ring vacuum pump was gradually used in domestic ketene consumption. At the initial stage of operation, due to the defects of process and the lack of understanding of liquid ring vacuum pump by consumer technicians, the explosion accident of liquid ring vacuum pump occurred in r...

The characteristics of three leaf roots blower are that when the pressure is adjusted within the allowable range, the flow rate changes little, the pressure selection range is wide, and it has the characteristics of forced gas transportation. The medium does not contain oil during transportation....

Refining is a process that distills crude oil or other oils and fats without changing the molecular structure. In the process of petroleum refining, crude oil must go through a series of processing processes to obtain various useful petroleum products. It generally refers to petroleum refining, t...

I want to buy directly connected Roots blower from EVP Company. Directly connected to the safe operation of roots blower type and service life, often depends on whether the correct maintenance and maintenance, and attention should be paid to any accident to believe, if long time don’t use d...