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VOL XXIV, NO 91

20 Year Old Belzona® Pump Coating

 
 

Industry:

Power (POWR)

 
 

Application:

Centrifugal Pumps (CEP)

 
 

Customer Location:

Power Plant, Yates, Texas

 
 

Application Date:

1988

 
 

Application Situation:

Cooling water pump in a coal fired power plant.

 
 

Problem:

Pumps were not lasting very long. The new planner wanted to try some of the new coatings available.

 
 

Products:

Belzona® 1321 (Ceramic S Metal)

 

Substrate:

Cast Iron

 
 

Application Method:

Application was carried out in accordance with Belzona Know-How System Leaflet CEP-3.

 
 

Belzona Facts:

Inspection of the coated impeller showed it to still be in excellent condition with only small areas of cavitation damage. Coated pumps have proven themselves to far outlast uncoated ones, minimizing maintenance costs and downtime.

 
 

Photographs Description

  1. Cavitation Damage
  2. Vanes in like-new condition
  3. & 4 Closeup of localized cavitation damage. Note no corrosion creep under the coating

 
 
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For more information about Belzona visit: www.belzona.com