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<title><![CDATA[EC21 Product Catalogs - vacuum valves]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/vacuum-valves--1814/1/vacuum valves.html]]></link><item>
<title><![CDATA[Lab Energy-saving Electric Operated Two Pump Heads Diaphragm Vacuum Pump Oil Free Vacuum Pump]]></title><link><![CDATA[https://chanyonancy123.en.ec21.com/Lab-Energy-saving-Electric-Operated--12026627_12027349.html]]></link><description><![CDATA[vacuum without oil,
catering to diverse medical, lab, and industrial applications.
Features
- Excellent
corrosion resistance. 
- All contact parts such as diaphragm, valve, air chamber,
air pipeline,]]></description><pubDate><![CDATA[20241219]]></pubDate></item>
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<title><![CDATA[High-Efficiency Two-Stage Rotary Vane Pump for Industrial Applications PNK-DP-020C]]></title><link><![CDATA[https://pronotek.en.ec21.com/High-Efficiency-Two-Stage-Rotary--12005008_12008563.html]]></link><description><![CDATA[The dual-stage rotary vane vacuum pump is a high-performance device designed for a variety of industrial and laboratory applications. With an impressive rated flow rate of 20, this dual-stage rotary ]]></description><pubDate><![CDATA[20240923]]></pubDate></item>
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<title><![CDATA[Fatory Price Stainless Steel Sanitary Lobe Pump Liquid Filling Machine for Honey]]></title><link><![CDATA[https://shenghuipump.en.ec21.com/Fatory-Price-Stainless-Steel-Sanitary--11990538_11992081.html]]></link><description><![CDATA[valve provides various integrated springs and pneumatic safety valves to avoid pressure overload of pumps. We can select manually operated valves and pneumatic valves used for internal recirculation ]]></description><pubDate><![CDATA[20240826]]></pubDate></item>
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<title><![CDATA[Singel-stage Rotary Van Vacuum Pump]]></title><link><![CDATA[https://vacuumpumpsaisa.en.ec21.com/Singel-stage-Rotary-Van-Vacuum--11098936_11056484.html]]></link><description><![CDATA[Singel-stage rotary van vacuum pump
Rotary Vane Vacuum Pump
eco-friendly Vacuum Pump
Basic Principle 
The sucking and exhausting valves are usually fitted in the round pump body where there is a cent]]></description><pubDate><![CDATA[20240729]]></pubDate></item>
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<title><![CDATA[High Vacuum Oil Diffusion Pump]]></title><link><![CDATA[https://kerunvacuum.en.ec21.com/High-Vacuum-Oil-Diffusion-Pump--11641521_11724192.html]]></link><description><![CDATA[vacuum oil diffusion pump is the main vacuum obtaining equipment used to obtain a high vacuum of 10-10 Pa. It forms a high-altitude pumping system together with vacuum components such as valves, cold]]></description><pubDate><![CDATA[20230209]]></pubDate></item>
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<title><![CDATA[2XZ Series Double Stage Rotary Vane Vacuum Pumps]]></title><link><![CDATA[https://doctorpump.en.ec21.com/2XZ-Series-Double-Stage-Rotary--11435863_11468838.html]]></link><description><![CDATA[valve on the outlet port is opened to expel gas out of the pump through the valve, then vacuum is obtained at the intake side of the pump.
Double stage pump is the arrangement of two single stage pum]]></description><pubDate><![CDATA[20211102]]></pubDate></item>
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<title><![CDATA[Brushless Motor Pressure Air Dialysis Machines Vacuum Pump]]></title><link><![CDATA[https://dcminipump.en.ec21.com/Brushless-Motor-Pressure-Air-Dialysis--9256168_9256954.html]]></link><description><![CDATA[Brushless motor pressure air Dialysis Machines vacuum pumpRemarks:
- We are high-end micro DC pumps manufacturer. Can provide customized services
- If you are interested in our products, pls feel fre]]></description><pubDate><![CDATA[20210317]]></pubDate></item>
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<title><![CDATA[Low Price Small Hydraulic Hand Operated Manual Oil Pump SYB-1]]></title><link><![CDATA[https://taigaolisa.en.ec21.com/Low-Price-Small-Hydraulic-Hand--10720290_10720291.html]]></link><description><![CDATA[vacuum. The oil in the tank enters the sealing volume under the action of atmospheric pressure. The cam causes the plunger to rise and fall continuously, the seal volume decreases and increases perio]]></description><pubDate><![CDATA[20190117]]></pubDate></item>
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<title><![CDATA[Single Stage Oil Rotary Vane Pump WSS Series]]></title><link><![CDATA[https://wspump.en.ec21.com/Single-Stage-Oil-Rotary-Vane--11583923_11583934.html]]></link><description><![CDATA[valve located at the inlet port protects the vacuum chamber at the time of sudden pump stop.
06. Integrated oil mist filter at the outlet port of the pump to prevent pollution.
07. Big cross-sextiona]]></description><pubDate><![CDATA[20230523]]></pubDate></item>
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<title><![CDATA[2SK-3 7.5kw Double Stage Liquid Ring Vacuum Pump]]></title><link><![CDATA[https://cece0126.en.ec21.com/2SK-3-7.5kw-Double-Stage--10858650_10859213.html]]></link><description><![CDATA[vacuum. (The make-up water for the low degree vacuum of 2SK-12A,2SK-20A and 2SK-30A are also partly supplied from the water supply pipe but it need to be regulated through valves.) The high and low d]]></description><pubDate><![CDATA[20181123]]></pubDate></item>
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<title><![CDATA[Vacuum Pump]]></title><link><![CDATA[https://koreahic.en.ec21.com/Vacuum-Pump--6197841_9281450.html]]></link><description><![CDATA[Where operation of vacuum pump stops during vacuum work in direct coupling operation method of flange type. 
Check valve is installed at the suction hole in order to prevent reverse-flow.]]></description><pubDate><![CDATA[20141119]]></pubDate></item>

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