KHIA headerKnow-How in Action

VOL XXII, NO 169

Belzona® Saves Pump From The Scrap Heap

 
 

Industry:

Pulp & Paper (PLPR)

 
 

Application:

Centrifugal Pumps (CEP)

 
 

Customer Location:

Paper Mill, Oklahoma U.S.A.

 
 

Application Date:

May 2007

 
 

Application Situation:

Customer was looking for alternative to replacement of stock pump. The pump was suffering from chemical attack and had been in service for only four years.

 
 

Problem:

Bad injectors had caused Sulfuric acid not to mix well with paper stock and pump was badly eroded. Cut-water on discharge was eroded away and bowl was severely pitted. Holes through pump bowl. After inspection, injectors were moved downstream.

 
 

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 and CEP-5.

 
 

Belzona Facts:

The customer saved around $300,000.00 (US) with Belzona solution. After inspection 1 1/2 years later rebuild is still in good condition with no worn areas.

 
 

Photographs Description

  1. Pump before repair
  2. Cut-water rebuild finished
  3. Completed application
 
Case study pic one

 

 
 Case study pic two

 

 
 Case study pic three

 

 
 

 

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