BELZONA CREATES RUBBER LOBES ON THIS ROTARY PUMP

KHIA ID: 357
Industry: Water / Wastewater (WATR)
Application: PDP-Positive Displacement Pumps (PDP)
Substrate: Rubber and steel
Customer Location: Water treatment plant.
Application Date: 1987
Products:

Belzona ® 2131 (D&A Fluid Elastomer)

Belzona ® 2911 (QD Conditioner)

Problem: The two intermeshing rubber lobes in the pump rapidly wear and the clearances increase reducing the pumps efficiency. Replacement of the lobes is necessary but expensive and long lead times exist for repalace-ment lobes from the manufacturer.
Photograph Descriptions
  1. Mold prepared from new lobe
  2. Pouring Belzona ® 2131 (D&A Fluid Elastomer) to fill the mold
  3. Pair of lobes assembled in pump case housing
Application Situation
Rotary lobe pumps used to move primary sludge in water treatment works.
Application Method
The application was carried out in accordance with Belzona Know-How System Leaflet PDP-9.
Belzona Facts
The Belzona repair scenario allows replacement lobes to be produced at a considerable reduction in cost over new units from the manufacturer. This alternative also provides extended service life.
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