Quote:
Originally Posted by freeloadingbum
Blocking off 50% of the jets should make even a bigger difference at lower flow rates. You should get double the velocity at the same flow rate so the cascade may give near the same performance at .5 gpm that it does at 1 gpm without the blockage. This would amount to 1C according to pHaestus' results
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No, not quite. Blocking off 50% of the jets results in close to double the restriction. Given the way that mag-drive pumps work this would equate to maybe 25% less total flow rates, or about a 50% increase in jet velocity.
Mind you, the MD30-RZ was already pushing about 10LPM (~2.65GPM) through the complete system without the restriction plate, so there's not much correlation that could be drawn with Phaestus's results.