KHIA headerKnow-How in Action

VOL XXVIII, NO 132

Belzona® Extends Life Of Jet Valve

 
 

Industry:

Mining and Quarrying (MINQ)

 
 

Application:

Centrifugal Pumps (CEP)

 
 

Customer Location:

BC, Canada

 
 

Application Date:

January 2004

 
 

Application Situation:

Worn jet valves

 
 

Problem:

These jet valves would generally last about 5-6 months before they would wear through from the air / sand / water mixture pumped through them.

 
 

Products:

Belzona 1311 (Ceramic R Metal)

Belzona 1812 (Ceramic Carbide FP)

 

Substrate:

Cast Iron

 
 

Application Method:

Application carried out in accordance with Belzona Know-How System Leaflet CEP-1

 
 

Belzona Facts:

These air valves cost approximately $ 20,000.00 each. The Belzona repair cost less than 5% of the original cost and showed little signs of wearing out after a 9 month inspection.

 
 

Photographs Description

  1. View of the volute area  
  2. Showing preparation in progress of the eroded area  
  3. Application of the Belzona material in progress  
  4. Application of the Belzona 1812 in progress
 
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