KHIA headerKnow-How in Action

VOL XX, NO 40

Belzona® Rebuilds And Protects Vanes

 
 

Industry:

Fluid Flow (FLOW)

 
 

Application:

Centrifugal Pumps (CEP)

 
 

Customer Location:

Water plant, Egypt

 
 

Application Date:

February 2003

 
 

Application Situation:

Two water pump impellers

 
 

Problem:

Vanes of the impellers were severly cavitated.

 
 

Products:

Belzona® 1311 (Ceramic R-Metal)

Belzona® 1321 (Ceramic S-Metal)

 

Substrate:

Cast iron

 
 

Application Method:

Application was carried out in accordance with Belzona Know-How System Leaflet CEP-1 & CEP-3.

 
 

Belzona Facts:

Belzona rebuilt the cavitated vanes saving replacement cost of the impellers. It also provided resistance to cavitation by coating the vanes with Belzona® 1321. This application was repeated with other impellers later and the impellers are still in service.

 
 

Photographs Description

  1. The cavitated vanes of the impeller
  2. Preparing to rebuild the lost edges
  3. Rebuilding the vanes
  4. Vanes rebuilt and coated
 
Case study pic one

 

 
 Case study pic two

 

 
 Case study pic three

 

 
 Case study pic four

 

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