... submersion depth due to mechanical seal resistant to high pressure(0.5Mpa) .Semi-open impeller made of ... pump, WQ sewage pump, JET Self -Priming Jet Pump, CPM Micro Centrifugal Pump, borehole pump, QB60 Micro Vortex Pump, shredder pump, QXN submersible pump, QDX submersible pump. tsurumi pump ... CNC machine center LNC-M520HC 1 1.0 Acceptable Testing Machinery: Machine Name Brand & Model No. Quantity ...