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Worm pump PC 500 C in a building site for spraying a special thixotropic fiber-reinforced plaster with aggregate size up to 6 mm, mixed separately by concrete mixer and poured directly into the hopper of the machine to be pumped.
The application require spraying of this special render for consolidation of the walls of some hundreds meters of artificial underground duct for water of hydroelectric power plant.
In the following report you can view the application performed by worm plastering machine PC 500 C - 400 V (Three-phase). |
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Machine positioned
below the concrete mixer
which the mixture is poured. |
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mixture into the hopper
of the plastering machine.
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Spraying of the plaster
on the water duct. |
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Another spraying phase
of thixotropic plaster
in the same duct. |
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Yet another phase of plastering
on the wall of the duct. |
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Part of the duct wall complete
with spraying plaster and
the subsequent smoothing |
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2021 version of 
