Andritz MC - Page 36

Medium-consistency pump MC
STANDARD, C-01-000000
Rev. 0, 2010.02.09 DESCRIPTION Kap.3 , Seite 6 of 18
GRZ-2698568-v1-Description.FM
Design: Semi-open impeller 4 + 4 (main blades, intermediate blades) with
high efficiency. Material: 1.4460, 1.4469
Fluidizer Function: Fluidizes the pulp, separates the air and builds up preliminary
pressure in order to feed pulp to the pump.
Design: Fluidizer with 4 blades. Material: 1.4460, 1.4469
Mechanical seal Function: Seal between medium (suction side) and the atmosphere.
Design: Tandem mechanical seal with sealing water connection.
Fig. 3-8 Tandem mechanical seal
Item Component Item Component
230 Impeller 730.9a Water on
433.1 Mechanical seal 730.9b Water off
211 Pump shaft
Tab. 3-2 Tandem mechanical seal
230
433.1
730.9b
211
211
230
433.1
730.9
230
211
730.9
433.1