KHIA headerKnow-How in Action

VOL XXIV, NO 8

Belzona® Rebuilds Stainless Steel Pump

 
 

Industry:

Pulp & Paper (PLPR)

 
 

Application:

Centrifugal Pumps (CEP)

 
 

Customer Location:

Pulp & Paper Plant, Bulgaria

 
 

Application Date:

August, 2008

 
 

Application Situation:

Double end suction centrifugal pump in pulp production

 
 

Problem:

Loss of internal profiles of the pump casing as a result of corrosion and erosion processes leading to reduced pump efficiency

 
 

Products:

Belzona® 1111 (Super Metal)

Belzona® 1311 (Ceramic R-Metal) 

 

Substrate:

Stainless Steel

 
 

Application Method:

Application was carried out in accordance with Belzona Know-How system Leaflets CEP-1 and CEP-5. After blasting with Aluminium Oxide grit the internal damage was restored with Belzona® 1311. Flange faces & sealing ring seats were rebuilt by forming technique with Belzona® 1111.

 
 

Belzona Facts:

Rebuilding and contouring to the original pump profile restored pump efficiency and saved time for delivery and high replacement costs for a new pump.

 
 

Photographs Description

  1. Damage to the pump casing after blasting
  2. Rebuilding damage inside the casing
  3. Flat metal plate used as former to rebuild flange faces
  4. Pump rebuild completed
 
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