KHIA headerKnow-How in Action

VOL X, NO 2

Belzona® Rebuilds Bearing Supports On Huge Excavator

 
 

Industry:

Mining and Quarrying (MINQ)

 
 

Application:

Engines and Casings (ENC)

 
 

Customer Location:

Open Cast Brown Coal Mine in Poland

 
 

Application Date:

July 1993

 
 

Application Situation:

Crown bearings of rotational platform of large excavator (superstructure over 400 tons).

 
 

Problem:

Erosion of support surface for crown bearing

 
 

Products:

Belzona® 1111 (Super Metal)

 

Substrate:

Steel

 
 

Application Method:

Application was carried out in accordance with Belzona Know-How Leaflet ENC-7.

 
 

Belzona Facts:

The technique allows for 100% support of the bearing and also allows for future replacement, should the bearing fail. The bearing used in this application was a new one.

 
 

Photographs Description

General view of the excavator partially dismantled for maintenance    Application of Belzona® 1111    A team of applicators was required to apply all the Belzona® 1111 quickly, to allow time for the rings to be located

 
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