::I have a requirement for 1 or  2 (maybe 3) vacuum pumps capable of
:: providinga vacuum of slightly over about 0.5 atmosphere / 50 kPa / 7 psi=
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/
:: 14 inchesof mercury / at a flow rate (if vacuum flows :-) - of say 1.8
:: litres / minutes or about 3cc/second. That's a very modest requirement=20
by
:: most standards.

A small fishtank pump may well do what you want (Leica use them in their=20
tissue processors, though they don't admit that is what they are.) or what=
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about a desoldering iron pump?

Colin
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cdb, colin@btech-online.co.uk on 19/10/2010
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Web presence: www.btech-online.co.uk =20
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