jrmichler's latest activity
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Jjrmichler replied to the thread Piston suction pump versus external gear pump as vacuum pump.The best vacuum pump depends on your needs. You need to specify two things - the amount of vacuum and the flow rate before we can give...
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Jjrmichler replied to the thread Hydraulic Cylinder Held In Place Until Needed.Hydraulic oil is compressible. The volume compressibility is about 0.5% per 1000 PSI, so the 2500 PSI mentioned would compress the oil...