Chapter 6 Vacuum Pumps - People

The low-pressure limit on this pump is de-termined by the leakage of gas around the seals and by gas dissolved in the oil. For a single-stage pump this is at about 50 mTorr, while a two-stage pump has a base pressure of about 0.1 mTorr. In a two-stage pump the vent of one stage goes to the inlet of the other stage. Adding more stages has no practical bene t.

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» Vacuum Pumps - Roots Blowers

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Vacuum pump - Wikipedia

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Leybold Roots Blower Vacuum Pump Catalog.pdf - Ideal Vac

General Roots Vacuum Pumps 5 The use of Roots vacuum pumps in the area of vacuum technology has resulted in further specializations and improvements: Through an integrated bypass (pressure equalization line) it is also possible to utilize the pumping speed of the Roots vacuum pump at high pressures and large quantities of gas at an early stage.

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Know How - Home | TRIUMF

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