China pump vacuum pressure Manufacturers Factory Suppliers
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Negative Positive Pressure PumpSmall low-noise High performance DC diaphragm pumpread more
24V -99KPa Negative 10Bar Positive Pressure Gas Pumps
Voltage range: 0.6-1.5 Bar
Max. positive pressure: 50-75 Kpa... -
Small Capacity Water PumpSmall low-noise High performance DC diaphragm pumpread more
Dependable Performance Small Capacity Low Voltage 6v 4 5v 3v DC Mini Water Pump
Voltage range: 0.6-1.5 Bar
Max. positive... -
Portable Mini Air PumpSmall low-noise High performance DC diaphragm pumpread more
Cheap portable air and liquid vacuum pump
Voltage range: 0.6-1.5 Bar
Max. positive pressure: 50-75 Kpa
Max. negative... -
Air Mini Vacuum PumpThe Air Mini Vacuum Pump is a small, sturdy device that creates negative pressure. It is used in a lot of different things, experimental instruments, automation systems, gas sampling devices, ...read more
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Air Pump DC 12V-24VSmall low-noise High performance DC diaphragm pumpread more
12V 24V self-priming negative pressure beautify medical air pump
Voltage range: 0.6-1.5 Bar
Max. positive pressure: 50-75... -
Diaphragm Micro Pump Low PressureSmall low-noise High performance DC diaphragm pumpread more
Diaphragm Micro Pump Low Pressure OEM Customizable
Voltage range: 0.6-1.5 Bar
Max. positive pressure: 50-75 Kpa
Max.... -
Mini Micro Electronic Vacuum Air PumpSmall low-noise High performance DC diaphragm pumpread more
Voltage range: 0.6-1.5 Bar
Max. positive pressure: 50-75 Kpa
Max. negative pressure: 1-4 L/min -
12V Micro Vacuum PumpMost micro vacuum pumps on the market are designed as generic components and then adapted to whatever voltage a buyer asks for. Ours is built the other way around: this 12V micro vacuum pump is...read more
WebTable IX Pressure ranges used in vacuum technology and their characteristics (numbers rounded off to whole power of ten) In the high and ultrahigh vacuum ranges the...
WebThe MADDOX® Dual Vacuum/Pressure Hand Pump Kit is the ultimate 2-in-1 tool with the ability to generate both pressure and vacuum. The pump kit includes a full range...
WebThe original Mityvac hand vacuum/pressure pumps are used by automotive technicians, service and maintenance professionals, engineers, scientists and Do-It-Yourselfers worldwide. No other hand pump...
WebUltimate pressure p ult is the lowest pressure of a blank-flanged vacuum pump under defined conditions without gas inlet. At ultimate pressure, the usable pumping speed will be zero. It is a...
WebIt plays a part when venting and evacuating a vacuum vessel and where there are leaks. Gas will always flow where there is a difference in pressure. Δp = (p 1 – p 2) > 0. The intensity of the gas...
WebNov 19, 2018 · The higher the vacuum, the closer we approach the maximum or full vacuum of 29.92” Hg. At zero or low vacuum, the measurement would be 0” Hg. NPSHa = h a – h vpa + h st – h f. Where:...
