KHIA headerKnow-How in Action

VOL XI, NO 32

Belzona® Ball Mill Bearing Plate

 
 

Industry:

Power (POWR)

 
 

Application:

Solids Handling Machinery (SHM)

 
 

Customer Location:

Coal Fired Power Plant in Alabama

 
 

Application Date:

1994

 
 

Application Situation:

Coal pulversizer-ball mill bearing plate

 
 

Problem:

Coal fines cause wear behind the bearing plate resulting in holes and allowing coal to drop out of the pulverizer.

 
 

Products:

Belzona® 1811 (Ceramic Carbide)

 

Substrate:

Steel

 
 

Application Method:

The application was carried out in accordance with Belzona Know-How Leaflet SHM-7.

 
 

Belzona Facts:

The use of Belzona saves the plant $20,000 in replacement cost for the bearing plate and also saves one week downtime. Since 1994, one dozen of these applications have been performed. An inspection two years later shows the repair to be in great condition.

 
 

Photographs Description

  1. Outside view of the coal pulverizer.  
  2. Holes behind bearing plate of ball mill.  
  3. Holes sealed, Belzona® 1811 in place.
 
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